Statement of Work (SOW).pdf

Distribution Statement A. Approved for public release; distribution is unlimited.

STATEMENT OF WORK

FOR

NEW MANUFACTURE OF AN/SPS-73 WAVEGUIDE

03 APR 2026

1.0 BACKGROUND AND SCOPE

This Statement of Work (SOW) establishes the requirements for the new manufacture and delivery of WAVEGUIDE, STRAIGHT CANDY CANE, 8FT and WAVEGUIDE, STRAIGHT CANDY CANE, 6FT for the AN/SPS-73 Antenna. Naval Surface Warfare Center (NSWC) Crane Division is the designated overhaul point for the AN/SPS-73 Antenna.

2.0 APPLICABLE DOCUMENTS

83012918 REV 1 WAVEGUIDE, STRAIGHT CANDY CANE, 8FT

83012919 REV 1 WAVEGUIDE, STRAIGHT CANDY CANE, 6FT

MIL-STD-129 MILITARY MARKING FOR SHIPMENT AND

STORAGE

MIL-STD-130N IDENTIFICATION MARKING OF U.S.

MILITARY PROPERTY

AWS C3.7M/C3.7:2011 SPECIFICATION FOR ALUMINUM BRAZING

MIL-DTL-5541 CHEMICAL CONVERSION COATINGS ON

ALUMINUM AND ALUMINUM ALLOYS

MIL-DTL-24441 PAINT, EPOXY-POLYAMIDE, GENERAL

SPECIFICATION FOR

3.0 REQUIREMENTS

3.1 GENERAL REQUIREMENTS

3.1.1 The contractor shall furnish all equipment, parts, and labor necessary to manufacture the

Waveguide, Straight Candy Cane, 8FT (PN: 83012918) and Waveguide, Straight Candy Cane, 6FT (PN: 83012919)

3.1.2 The contractor shall be responsible for shipment of all assets delivered to the Government per FOB Destination to NSWC Crane, Building 3168.

3.1.3 All assets shall be shipped such that they are not damages during transportation.

3.1.4 All assets to be delivered to the Government, the contractor shall apply equipment markings and identification processes using MIL-STD-129.

3.1.5 All assets to be delivered to the Government, the contractor shall apply equipment markings and identification processes using MIL-STD-130N.

3.1.6 All manufactured Waveguides, Straight Candy Cane shall meet the requirements of

Drawings 83012918 and 83012919 upon delivery to the Government.

3.2 FIRST ARTICLE REQUIREMENTS

3.2.1 If the Contractor HAS NOT manufactured AN/SPS-73 Waveguide, Straight Candy Cane, 8FT (PN: 83012918) and Waveguide, Straight Candy Cane, 6FT (PN: 83012919) as described in this SOW within the last fifteen (15) months, the Contractor shall manufacture quantity one (1) each of the applicable documents listed in this SOW paragraph 2.0.

3.2.2 The contractor shall deliver the first article unit to the Government for Government performed first article testing. The first article unit shall be accompanied by test data as stated in SOW paragraph 3.5. The Government will perform a form, fit, and function test, visual verification, and a functional Voltage Standing Wave Ratio (VSWR) test to verify the assembly meets performance parameters. The contractor shall correct any deficiencies found during Government performed first article testing and re-submit the unit for validation/re-testing at no additional cost to the government. The contractor may be present for Government performed first article testing at NSWC Crane.

(CDRL A001)

3.3 NEW MANUFACTURE REQUREMENTS

3.3.1 All manufactured waveguides shall meet the requirements of drawings 8301291 and

83012919 upon delivery to the Government.

3.3.2 The Contractor shall perform required primer, paints, and marking applications. The

Contractor shall mask all openings to ensure no primer or paint enter the waveguide RF path.

3.3.3 The contractor shall deliver the new manufactured units to the Government for Government performed testing. The manufactured units shall be accompanied by test data as stated in SOW paragraph 3.5. The Government will perform functional Voltage Standing Wave Ratio (VSWR) test to verify the assembly meets performance parameters. The contractor shall correct any deficiencies found during Government performed testing and re-submit the unit for validation/re-testing at no additional cost to the government. (CDRL A001)

3.3.4 Dip braze IAW MIL-B-7883.

3.3.5 Item identification shall be metal stamped, engraved, or electroetched “12255-

83012918 or 12255-83012919” respectively per MIL-STD-130N in .13+- .02 character height.

3.4 COATING APPLICATIONS

3.4.1 For requirements related to protective coatings and paint pertaining to newly manufactured components referenced in sections 3.2 and 3.3 of this Statement of Work.

The contractor shall comply with the following coating instructions.

The contractor shall coat items in accordance with the following requirements. Mask flange mounting faces prior to primer and topcoat application per MIL-DTL-5541 CL3.

1. Aluminum Surfaces

a. Conversion coating: (Chemical film) per MIL-C-5541 Type II

b. Primer: One (1) coat, color shall be epoxy-polyamide, green primer, formula 150, Type III of MIL-DTL-24441/20. DTF shall measure 3-4 mils

c. Top coat: Two (2) coats, first coat color shall be dark gray, formula 153, Type III of MIL-DTL-24441/23. DTF shall not measure 2-3 mils. Second coat color shall be haze gray, formula 151, Type III of MIL-DTL-24441/21. DTF shall not exceed 2-3 mils.

3.5 Test Data

3.5.1 The contractor shall provide VSWR test data for each newly manufactured waveguide component. The test data shall identify the serial number of the component and accompany the component at the time of return to the Government. Data should reflect tests performed at a specified frequency of 9410 MHz while the frequency shall not be visible on the plots. VSWR shall not exceed a value of 1.2. An accompanying certificate of compliance shall describe any work performed on that particular component. (CDRL A001)

4.0 CONTRACT DATA REQUIREMENT LIST (CDRL)

CDRL: A001

DID Number: DI-NDTI-80809B DID Title: Test/Inspection Report DID Subtitle: Test Report SOW Paragraph: 3.2.2, 3.3.3, 3.5.1

CDRL: A002

DID Number: DI-MGMT-81989 DID Title: Critical Defect Investigation Report SOW Paragraph: 5.1.3

5.0 SPECIAL CONSIDERATIONS

5.1 Quality

5.1.1 Quality Program- the Contractor shall have a quality program that is ISO 9001-

2015 compliant or meets the following requirements: monitor and control critical processes; continuously improve processes; establish mechanisms for performance feedback; and maintain an effective Root Cause Analysis and corrective action system.

5.1.2 Quality Assurance- the Contractor shall ensure each final manufactured waveguide meets all specifications IAW the applicable drawings and subsequent referenced documents. The Contractor shall ensure that only approved parts and processes were used to fulfill requirements of this SOW. All assets shall be Government inspected and accepted at destination.

5.1.3 If a waveguide fails pre-inspection, during acceptance testing, or in the fleet, a Root Cause Analysis Report shall be documented once the Contractor receives the unit. This Root Cause Analysis should document the failure, cause of failure, corrective action, and path forward to prevent the failure in the future. This Root Cause Analysis shall document the failures in a detailed manner answering why the motor failed, how the motor failed and corrective action with photographic evidence. (CDRL A0002)

5.2 Counterfeit Parts and Material

5.2.1 Counterfeit material is a serious threat to the safety and operational effectiveness of DoD systems. The Contractor (and Subcontractors at all levels) shall implement a risk mitigation process when obtaining critically or high-risk material in accordance with Paragraph (5.2.1.1. and 5.2.1.2) below:

5.2.1.1 If the material is currently in production or currently available, the material shall be obtained only from authorized sources. Authorized sources are the original manufacturer, a source with the express written authority of the original manufacturer or current design activity, or an authorized aftermarket manufacturer.

5.2.1.2 If the material is not in production or currently available from authorized sources, the material shall be obtained from suppliers that meet appropriate counterfeit avoidance criteria. Counterfeit avoidance criteria can be found in Industry Standards – SAE AS5553A; SAE AS6081; SAE AS6174; and SAE AS6301.

5.2.2 Contractors shall notify the Contracting Officer when critical or high-risk materiel cannot be obtained from an authorized source. The Contractor shall take mitigating actions to authenticate the materiel if purchased from another source.

The Contractor shall report instances of counterfeit and suspect counterfeit materiel to the Contracting Officer and the Government Industry Data Exchange Program (GIDEP) as soon as the Contractor becomes aware of the issue