Material Ordering Data.pdf

MATERIAL ORDERING DATA

MIL-S-23284A

Any specification that is referenced in this Material Order Data sheet is required to be to the latest revision at time of award.

IDN: N4523A 4292-1290

ICN: 38RNO24302 KO: S01 KOI: 055

Paragraph 6.2 Ordering data

A. MIL-S-23284A - STEEL FORGINGS, CARBON AND ALLOY, FOR SHAFTS,

SLEEVES, PROPELLER NUTS, COUPLINGS, AND STOCKS (RUDDERS AND

DIVING PLANES), dated 15 JUN 1990.

B. The class of steel required (see 1.2): Class 2 - Nickel-molybdenum steel

C. When first article inspection is required (see 3.1): Not Required

D. Melting practices, if other than specified (see 3.2): N/A

E. When vacuum degassing is not required (see 3.2.1): N/A

F. Macrostructure requirements for sizes in excess of 100 square inches (see 3.14):

Not Required

G. When virgin raw material is required for critical applications (see 3.2.2):

Not Required

H. Weather transverse mechanical and impact properties are required (see table III): Transverse properties not required. Impact properties per Table III are required.

I. When each forging under 1000 pounds is not to be Brinell hardness tested (see 3.7.5): Hardness testing is required.

J. When heat treatment equipment and procedures shall be in accordance with MIL-STD-1684 (see 3.8.2.1): N\A

K. Stress relief temperature if other than specified (see 3.8.3): N/A

L. When the contractor is to provide a stress relief simulation (see 3.9): Not Required.

M. When sample material weldment is to be subjected to stress relief heat treatment (see 3.9.1): Not Required

N. If forgings may contain defects exceeding the specified criteria (see 3.11):

Must not.

O. If repair welding is permitted (see 3.15.2 and 3.15.3): Not permitted

P. If repair welding is to be performed other than specified (see 3.15.3): Repair welding not permitted.

Q. The environment and exposure duration for preservation (see 3.16): Marine Environment. Grade 4 IAW MIL-PRF-16173.

R. Fabrication document to be used, if applicable (see 3.17): Not Required

S. If forgings are to be marked in areas to be removed by final machining (see 3.18.2): N/A

T. Special markings required for forgings (see 3..18.2 and 5.4.1): N/A

U. When the lots for the quality conformance inspections are other than specified (see 4.4.1.2 through 4.4.1.4): N/A

V. Lot for macrostructure test (see 4.4.1.5): Not Required.

W. If nondestructive inspection is to be other than specified (see 4.4.3.1.3.2): See Additional Data Requirements Data Below.

X. Whether forgings of less than ¾ inch (19 mm) are to be ultrasonically inspected (see 4.4.3.1.3.3): N/A

Y. Whether mechanical property tests are to be other than specified (see 4.4.3.1.4):

N/A

Z. When packing shall conform to MIL-L-19140 (see 5.1.1): N/A

AA. Type of preservation (see 5.2): Level A

BB. When kraft paper shall conform to A-A-1894 (see 5.2.1.2): N/A

CC. When commercial preservation is not to the requirements for “castings” of ASTM-A-700, section 14 (see 5.2.2): N/A

DD. Level of packing (see 5.3): Commerical

EE. Type of container when container is not at option of supplier (see 5.3.2):

N/A

FF. When gross weight of boxes containing small forgings shall exceed 500 pounds (see 5.3.2.1.1): N/A

GG. When gross weight of crates containing large forgings shall exceed 1000 pounds (see 5.3.2.1.2): N/A

HH. When commercial packing is not the requirements for “castings” of ASTM- A-700, section 14 (see 5.3.3): N/A

II. When commercial marking is not to the requirements for “castings” of ASTM-A- 700, section 14 (see 5.4.2): N/A

JJ. Whether test methods are to other than as specified (see appendix A. 30.1 and 50.1): N/A

Additional Data Requirements:

1. Rough Machined Forging. Dimensions = 28-1/4" OUTSIDE DIA. X 14-1/4" INSIDE DIA. X 12-1/2" THICK. Tolerance on all dimensions must be +/- 1/32"

2. Nickle content may be a maximum of 3.5%

3. Magnetic Particle Inspection (MT) must be in accordance with T9074-AS-GIB- 010/271. Acceptance criteria must be per MIL-S-23284 and MIL-STD-2035.

4. Ultrasonic Inspection (UT) must be in accordance T9074-AS-GIB-010/271 and MIL-S-23284. Acceptance criteria must be per MIL-S-23284 and MIL-STD-2035.

All unit, intermediate and shipping containers must be marked in accordance with MIL-STD-129. Refer to DLA Procurement Note C20 for further instructions.

Prepared By: Kevin Mann

Code: 260V