FINAL_SPECIFICATION.pdf

REVISION Number OR CHANGE NO

PROPULSION SHAFT MANUFACTURE

SPECIFICATION FOR 47 MLB & 49 BUSL

P-243-0456

ORGINATED BY: Thomas J. Kraemer DATE: 02/23/2017

UPDATED BY: Thomas J. Kraemer DATE: 02/23/2017

ORIGINATOR’S COMMAND: Surface Forces Logistic Center (SFLC)

DEPARTMENT / DIVISION: Central Engine Overhaul (026)

INTERNAL REVIEWER: DATE:

SOWRB APPROVAL: DATE:

USCG-SFLC

DATE: 09/2011

SPEC NUMBER: P-243-0456

CHANGE:

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1.0 SCOPE

1.1. This specification covers the manufacture, inspection, preservation, marking, and packaging of the following propulsion shafts, special shafting parts for Coast Guard vessels.

A. 47’ MLB, NSN: 2010-01-463-9116, Part No: 47B MLB 243-010 Item 1

B. 49’ BUSL, NSN: 2010-01-458-4612, Part No: 49A BUSL 243-001 Item 1

2.0 APPLICABLE DOCUMENTS

2.1. Document Availability - To obtain the referenced documents see section 7.0.

2.2. Government Documents - The following specifications and standards form a part of this specification to the extent specified herein.

2.2.1. Military Specification

a. MIL-DTL-2845E (SH) DATED Aug 18, 1999, Packaging of Main Propulsion Shafting, Bearings, and Boat & Ship Propellers and Their Associated Repair Parts.

2.3. Other Government Documents - The following documents form a part of this specification to the extent specified herein. The documents listed shall be by title and effective date, unless otherwise documented.

2.3.1. NAVSEA Technical Manual, NAVSEA S9243 A5 MMD 010, Technical Manual for Gages, Plug and Ring, Propellers and Propulsion Shafting; Repair, Inspection, Certification and Use, NSN 0910 LP 587 9500, Dated 30 NOV 1995.

2.3.2. Drawings

A. USCG DWG. 47B MLB 243-010 REV M, Dated 21 Dec 2007, Propulsion Shafting, Bearings and Seals.

B. USCG DWG. 49A BUSL 243-001 REV G, Dated 06 July 2010, Propulsion Shafting and Bearing Arrangement.

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2.3.3. USCG Specifications

a. USCG-SFLC SPECIFICATION D-000-0100 REV G DATED 02/06, Bar Coding for use on Surface Forces Logistics Center material.

2.4. Commercial Documents - The following documents form a part of this specification to the extent specified herein. The documents shall be the version listed by number and date from the referenced industry organization.

2.4.1. Society of Automotive Engineers (SAE)

a. SAE-J-448A Dated 6/63, Surface Texture Standard

b. SAE J-755 Dated 6/80, Marine Propeller Shaft Ends and Hubs

2.4.2. American National Standards Institute (ANSI)/ National Conference of Standards

Laboratories (NCSL)

a. ANSI/NCSL Z540.3, Dated 03 Aug 2006, Requirements for the Calibration of Measuring and Test Equipment.

2.4.3. American Society for Testing Materials (ASTM)

a. ASTM A 276-04, DATED 01 Feb 2004, Standard Specification for Stainless Steel Bars and Shapes.

b. ASTM A 564/ A564M – 04 Dated 01 Mar 2004, Standard Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes.

2.4.4. American Boat and Yacht Council (ABYC)

a. ABYC P-6 Dated July 2010, Propeller Shafting Systems

2.5. Specification Order - In the event of a conflict between the text of this specification and the references cited herein, this specification shall take precedence.

3.0 REQUIREMENTS

3.1. General - The contractor shall provide all labor and materials required to manufacture, inspect, preserve, package, pack and mark the propulsion shafts and ring gauges as outlined in this specification.

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3.2. The shaft material shall be as follows:

a. 47 MLB – Shall be in accordance with Note 8 on Reference 2.3.1.b. of ASTM A276 Type XM-19 Alloy S20910. Material shall be an equivalent to the production methods, chemistry, and mechanical properties of the specification cited here.

b. 49 BUSL –Shall be in accordance with PC No. 1 on Reference 2.3.1c. of ASTM

A276 Type XM-19 Alloy S20910. Minimum Torsion Yield is 63,000 psi at 0.2% offset.

3.3. Items 2, (prop nut); 3, (jam nut); and 6, (retaining bolt) on 47B MLB-243-010 drawings shall be provided with each 47 MLB shaft.

a. These items shall be installed and taped down to each shaft to prevent loss or damage during shipping.

b. Dimensions - All dimensions and dimensional tolerances shall be as indicated on the specified drawing(s).

3.4. If not specified, fractional dimensions shall be +/- 1/64”, decimal dimensions (x.xx) +/-

0.01”, (x.xxx) +/-0.001, (x.xxxx) +/-0.0005”, angular dimensions +/- 15 minutes.

3.4.1. Fractional Dimensions on shaft lengths shall be +/- 1/16”

3.4.2. Run Out, Concentricity & Eccentricity – Unless otherwise specified on the individual drawings, the run out, concentricity and eccentricity shall be as specified herein.

a. Shaft Total Indicated Run out (T.I.R) - The outside diameter of each shaft section shall be concentric with the axis of rotation to within 0.005” T.I.R.

b. Taper and Coupling areas Concentricity & Eccentricity - Shall be concentric with the axis of rotation within 0.002” T.I.R.

c. All final dimensions and dimension tolerances shall be in accordance with the applicable drawing(s) except as modified herein.

3.5. Surface Finish Standards - All surface finishes shall be to the Roughness Average (Ra) indicated on the specified drawing unless otherwise provided here and in accordance with SAE-J-448A “Surface Texture”, reference 2.4.1.a. of this specification, to RMS 32 finish except as specified on drawing 47B MLB 243-010.

a. If not specified in the individual shaft drawing, tapered ends, keyways, & keys, shall

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Page 5 02/23/2017 have a 32 Ra finish or better. All other areas shall have a 70 Ra finish or better.

3.6. Measurement Procedures

3.6.1. Shaft Run Out Procedures – The run out shall be measured at stations, one (1) to no more than two (2) foot intervals over the length of the shaft. Runout shall also be measured at the small end, mid-length, and large end of all shaft tapers and coupling areas using a dial indicator.

a. The shaft(s) shall be supported between lathe centers with no auxiliary supports, or on two precision rollers located no more than twenty four (24) inches from each end or six

(6) inches inside any taper or coupling area(s).

b. All dial indicators shall be rigidly supported above the shaft, allowing no movement of the indicator body whatsoever while measurements are taken.

c. The indicator(s) shall be in constant contact with the shaft under inspection for the entire rotation and set in the middle of its range.

d. Conduct a dial indicator survey of the shaft run-out at the designated stations to determine the magnitude and location of any bend.

e. Determine the maximum run-out dimension at each station. Mark this location on the periphery of the shaft(s).

3.6.2. Outside Diameter - The O.D. shall be measured at the following locations, unless otherwise stated on the applicable drawing:

a. At both ends, other than tapered areas.

b. And every two 2 feet (maximum).

3.6.3. Shaft End Taper(s) – The shaft(s) end tapers shall be blue fit to a certified ring gauge with a tolerance of +0.0015” – 0.000” per foot of diameter. The blue fit contact pattern shall be uniform over at least 80% of each taper area. “The certified ring gauge shall be furnished by the contractor.” Required shaft taper dimensions are as follows:

3.7. Ring Gauges- Ring gauges shall meet all requirements of NAVSEA S9243-A5- MMD- 010, REF. 2.3.1. of this specification as follows:

3.7.1. 47 MLB (NSN: 2010-01-463-9116) - 0.750”/Ft. for Propeller and Coupling ends. Manufacture ring gauge in accordance with current USCG DWG. 47B MLB 243-10.

3.7.2. 49 BUSL (NSN: 2010-01-458-4612) - 0.750”/Ft. for Propeller and Coupling ends. Manufacture ring gauge in accordance with current USCG DWG. 49 BUSL 243-001.

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3.8. Welding - No welding shall be permitted on any shaft.

3.9. Graphite- Pencils or markers containing graphite shall not be used to mark the shafts.

3.10. Straightening - Shall be accomplished by the “cold press” method only. No heat will be used to straighten shafts manufactured in accordance with this specification.

3.11. Keyways - Shall be machined in accordance with the applicable drawings referenced in

Section 3.2.2 of this specification.

3.12. Test/Inspection Reports -

3.12.1. All reports prepared for submission shall contain at a minimum the data listed herein.

a. Prime Contractor Company Name, address, telephone No

b. Testing Contractor (if different from above)

c. Contract & Delivery Order No.

d. Identify test equipment

1. Nomenclature

2. Serial Number

3. Calibration date

e. Shaft serial number

f. All test and inspection information as required in section 4.0. of this specification.

3.13. Test & Inspection Data Requirements

3.13.1 Each shaft shall be tested/inspected as specified herein:

a. Rough Shafts and additional parts

1. Contractor shall provide material certification of proposed Shaft and Additional

Parts material to the Contracting Officer for approval prior to machining.

b. Finished Shafts and additional parts

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1. Total Indicated Run out (TIR) measurement shall be in accordance with section 3.4.of this specification.

2. Taper Inspection (Prop end) shall be in accordance with sections 2.4.1.b., 3.4.3.b,

3.6.3. herein and contact impression requirements as specified herein.

3. Dimensional Inspection shall be in accordance with the specified drawing and section 3.6.2.

4. The completed inspection report shall be submitted to the Contracting Officer for approval prior to final QA inspection.

3.14. Notifications & Inspections - The contractor shall notify the Contracting Officer at least twenty-one (21) calendar days prior to inspections or monitored testing required herein.

4.0 QUALITY ASSURANCE

4.1. General - The Contractor shall maintain an inspection system, which shall insure that each item offered to the Coast Guard for acceptance or approval conforms to the contract requirements. The inspection system shall be documented and available for review by the Coast Guard.

4.2. Records - The Contractor shall maintain records of all inspections and tests. The records at a minimum shall indicate the nature and number of observations made, the number and type of deficiencies found, and the corrective action taken.

4.3. Calibration System - The Contractor, as well as any subcontractors, shall be required to maintain a test equipment calibration program in compliance with ANSI/NCSL Z540-1. The program shall be documented and traceable to the National Institute of Standards (NIST). The calibration system records shall be maintained for inspection for the duration of any contract referencing this specification and shall be submitted to the Quality Assurance Inspector upon request.

4.4. Responsibility For Inspection - The Contractor shall be responsible for the performance of all inspection requirements specified herein. The Contractor shall provide space, personnel and test equipment in order to conduct all inspection requirements. All inspections shall be performed at the Contractor’s plant or at other facilities acceptable to the Coast Guard. The Coast Guard Quality Assurance Representative will witness the inspections set forth in this specification. Such inspections are deemed necessary to assure that supplies and services conform to the prescribed requirements.

4.5. Tests/Inspections - The inspections/tests required here and in sections 3.12 and 3.13 are the minimum required and are not intended to supplant any controls, examinations, inspections or tests normally employed by the Contractor to assure the quality of the propulsion shafts.

SPEC NUMBER: P-243-0456

4.5.1. Shaft Inspections - See 3.13 of this specification.

a. Rough Shaft

1. Visual/Mechanical

2. Chemical analysis certification from material supplier

b. Finished Shaft

1. TIR

2. Straightness

3. End Tapers

4. Dimensional

4.6. Failure Responsibility - If a shaft fails to pass any inspection or test, the Contractor shall report the failure and their recommended corrective action to the Contracting Officer. If approved, the corrective action on the materials or processes shall be taken in accordance with this section.

a. The Contracting Officer reserves the right to totally reject any failed shaft without considering any suggested corrective action.

4.6.1 The inspection/test shall be discontinued until any approved corrective action has been taken.

4.6.2. After all corrective action has been taken the inspection/test shall be continued or repeated, at the option of the Contracting Officer.

4.6.3. Acceptance shall be withheld until re-inspection has shown that the corrective action was successful and the item satisfactorily passes all inspections and tests.

4.6.4. All corrective actions shall be documented as part of the contractor’s inspection system, and submitted for approval to the Contracting Officer.

a. Each corrective action report shall include, but not be limited to, the cause of each defect, corrective action suggested, and steps taken to prevent a recurrence of each defect.

4.7. Test & Inspection Reports - One copy of any required inspection or tolerance check shall be submitted to the contracting Officer for approvial prior to any scheduled QA inspection deemed necessary.

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4.8. Final Inspection Reports – The Contractor shall perform the following inspections and tests after final machining work is complete.

a. Each shaft and associated additional part(s) shall be dimensionally inspected for conformance to this specification and applicable drawing.

b. Using the findings from the Final Inspection, the Contractor shall prepare a report detailing the final machining/manufacturing condition of each shaft and additional parts.

The report shall include but not be limited to the following.

c. Dimensional Data.

d. Total Indicated Run out (TIR).

e. Concentricity.

f. Chemical Composition.

g. Shaft Markings (Ser Num., Applicable DWG. Num., Material Class and Manufacture

Date)

h. Shaft(s) End Tapers (dimensions and blue fit results).

i. Digital Photographs of each shaft and additional parts manufactured.

4.9. A copy of any inspection or tolerance check shall also be turned over to the Quality Assurance representative upon his arrival at the contractor’s plant.

4.10. The Contracting Officer shall be notified of any nonconformance. Any recommended corrective action shall require prior approval by the Contracting Officer.

5.0 PRESERVATION, PACKING, & MARKING - Each shaft shall be preserved, packed, packaged and marked as specified herein.

5.1. Preservation - All shafts shall be cleaned and dried in accordance with MIL-DTL-2845E section 3.7.1. No further preservation shall be done. Each completed shaft shall be packed in accordance with MIL-DTL-2845E section 3.15.6 Level A, except Figure 15 shall be used for the box as modified herein.

a. The sides, bottom, and ends shall be made from 2” thick construction grade lumber sized so that one piece covers the height or width of the area, doubled on the ends. The top shall be made from 1” thick construction grade lumber.

b. Cradles – Shall be made from doubled 2” thick construction grade lumber.

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c. Skids- Shall be made from 4” x 4” construction grade lumber. Skids shall be placed on both ends and every 4’ thereafter.

d. The top shall be attached with screws for easy removal, and marked in 2” high red lettering “TOP – REMOVAL WITH SCREW DRIVER” in three places evenly distributed across the top.

e. Place PVC tubing over all threads and tapers and secure in place.

5.2. Marking - The marking described herein shall be placed in the upper left hand corner of the longest two sides of each box (on opposite ends).

a. Marking - The Contractor shall stamp the serial number (provided by Contracting

Officer), on the shaft using a minimum stamp size of 1/8 inch high block style lettering and or numbering on the coupling end face.

b. Other than the marking required in 5.2 and all markings shall be made with machine-made stencils, the lettering shall be at least 1/2” high, in black print lettering on a highly contrasting background.

c. This marking shall consist of the STOCK NUMBER, ITEM NAME, PART NUMBER, SERIAL NUMBER, CONTRACT NUMBER, DELIVERY ORDER NUMBER, GROSS

WEIGHT (in lbs.,) CONDITION CODE “CONDITION A”, unit of issue with quantity

(1) and the words COAST GUARD SFLC MATERIAL.

d. See the marking layout below, and as required on figure 1.

e. MARKING LAYOUT

Figure 1. 47 MLB

STOCK NUMBER 2010-01-463-9116

ITEM NAME SHAFT, PROPULSION

PART NUMBER

SERIAL NUMBER

CONTRACT NUMBER

47 MLB 243-010 ITEM 1

As assigned See contract

DELIVERY ORDER NUMBER As assigned GROSS WEIGHT As determined by contractor

CONDITION CODE CONDITION “A”

QTY & UNIT OF ISSUE 1 EA

COAST GUARD SFLC MATERIAL

DO NOT DESTROY

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MFG DATE

PACKING DATE

REUSABLE CONTAINER

As determined by contractor

Figure 2. 49 MLB

STOCK NUMBER

ITEM NAME

PART NUMBER

SERIAL NUMBER

CONTRACT NUMBER

2010-01-458-4612

SHAFT, PROPULSION

49A MLB 243-001 ITEM 1

As assigned See contract

DELIVERY ORDER NUMBER As assigned

GROSS WEIGHT

CONDITION CODE

QTY & UNIT OF ISSUE

MFG DATE

PACKING DATE

As determined by contractor

CONDITION “A"

1 EA

COAST GUARD SFLC MATERIAL

DO NOT DESTROY

REUSABLE CONTAINER

6.0 Bar Coding - Bar code labels shall be supplied on all CLIN’s except for those that require data submissions only.

6.1. All bar coded labels shall be in accordance with SFLC Specification D-000-0100 REV G, Dated 2/06.

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1. The actual labels shall be Type “V”, Grade “A”, Style “2”, Composition “b” with plastic laminate.

2. Each label shall contain encoded data for the Stock Number, serial number, and the

Contract Number.

3. The marking required in 5.4 of this specification can be applied separately or as part of the Bar Code Label.

7.1 REFERENCED DOCUMENTS

7.2 GOVERNMENT & COMMERCIAL DOCUMENT SOURCES

7.2.1 MILITARY & DOD DOCUMENTS

a. Specifications and Standards (DODISS Documents)

Standardizations Document Order Desk 700 Robbins Ave.

Building #4, Section D Philadelphia, PA. 19111-5094 215-697-1187

b. Naval Publication and Forms Center

5801 Tabor Ave.

Philadelphia, PA 19120 215-697-2000

7.2.2 U.S. COAST GUARD DOCUMENTS

a. USCG SURFACE FORCES LOGISTICS CENTER

2401 Hawkins Point Road Baltimore, MD. 21226-5000 Attn: Kelly Wyatt , 410-582-4720

7.2.3 COMMERCIAL DOCUMENTS

a. Society of Automotive Engineers, INC. (SAE) 400 Commonwealth Drive Warrendale, PA 15096 412-776-4841 Fax 412-776-5760 www.sae.org http://www.sae.org/

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b. American Society for Testing & Materials (ASTM) ASTM International 100 Barr Harbor Drive

P.O. BOX C700

West Conshohocken, PA 19428-2959 610-832-9585 Fax 610-832-9555 www.astm.org

c. American National Standards Institute (ANSI) 25 West 42nd Street (between 5th and 6th avenues), 4th floor New York, NY 10036 212-642-4900 Fax 212-398-0023 www.ansi.org

d. American Boat and Yacht Council Inc. (ABYC) 613 Third St, Suite 10 Annapolis, MD 21403 410-990-4460 Fax 410-990-4466 www.abycinc.org http://www.astm.org/ http://www.ansi.org/ http://www.abycinc.org/

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DELIVERABLES LIST

ITEM # DESCRIPTION QUAN COST

U/I

EACH TOTA L COST

0001 Material Certification in accordance with specification P-243-0456 section 3.11.2.a. for EA $ each shaft ordered.

0002 Final Test & Inspection Report in accordance with specification P-243-0456 section 3.13. for each EA $ shaft ordered.

0003 Delivery of completed shaft, Stock No. 2010-01-463-9116 47 MLB. Inspected, Preserved, Packaged and Marked in accordance with EA $ specification P-243-0456.

0004 Delivery of completed shaft, Stock No. 2010-01-458-4612, 49 BUSL. Inspected, Preserved, Packaged and Marked in accordance with EA specification P-243-0456.

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DELIVERY SCHEDULE

ITEM # Quantity & U/I WITHIN

0001 EA 90 Calendar days after award

0002 EA 60 Calendar days after final approval of

CLIN 0001.

0003 EA 30 Calendar days after final approval of

CLIN 0002.

0004 EA 30 Calendar days after final approval of

CLIN 0002.

Sources

Steel America Fabrication and Repair 400 East Indian River Road Norfolk, VA 23523 757-545-5311 Ext. 405 Fax: 757-545-7627 P.O.C. Greg Eddins

H& H Propeller Shop Inc.

Zero Essex Street Salem, MA 01970 Tel: 800-325-0117

Brackett Machine Inc.

355 Saco St.

West Brook, ME Tel: 207-854-9789

Winchester Roll Products Inc.

41 Hildreth St.

Winchester, NH 03470 Tel: 603-239-6326 info@winchesterroll.com mailto:info@winchesterroll.com

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Estimated Cost Each:

• 47 MLB (NSN: 2010-01-463-9116): $ 4,000.00

• 49 BUSL (NSN: 2010-01-458-4612): $ 3,400.00