The Waveguide Assembly, cataloged under National Stock Number 5985-00-265-9013, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-265-9013 |
| Primary Part Number | 55-A-6169G1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| FSC Application Data | MULTIAPPLICATION |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 3.340 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.08 |
| Bend Angle in Deg | 45.0 SINGLE BEND E-PLANE |
| Style Designator | CORNER TYPE |
| Waveguide Offset Distance | 6.344 INCHES NOMINAL IN |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 6.500 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 5.432 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.332 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 6.590 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Outside Height | 3.340 INCHES NOMINAL IN |
| Waveguide Outside Width | 6.590 INCHES NOMINAL IN |
| Flange Depth | 0.625 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 8.682 INCHES NOMINAL ALL FLANGES IN |
| Surface Treatment | ENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Surface Treatment | CHROMATE ZINC ALL TUBING SEGMENT AND FLANGE INSIDE SURFACES |
| Waveguide Inside Height | 3.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 10 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | CONTACT TYPE ALL FLANGES |
| Waveguide Longer Offset Distance | 6.344 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 55-A-6169G1 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| RE49D693A | 3/2 Design control — primary reference U.S. Government activity |
| UG-955/U | 5/2 Secondary reference U.S. Government activity |
NSN 5985-00-265-9013 is a Waveguide Assembly, manufactured by Westinghouse Electric Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-265-9013 has 1 manufacturer part number on file: 55-A-6169G1 (Westinghouse Electric Corp).
Key specifications for 55-A-6169G1: FSC Application Data: MULTIAPPLICATION; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 3.340 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2. 25 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.