The Waveguide Assembly, cataloged under National Stock Number 5985-00-204-6537, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-204-6537 |
| Primary Part Number | 77C705283G3 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Flange Quantity | 2 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Flange Outside Height | 5.440 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Length | 4.000 FEET NOMINAL FT |
| Flange Outside Width | 8.680 INCHES NOMINAL ALL FLANGES IN |
| Surface Treatment | OXIDE FILM SINGLE TUBING SEGMENT ALL SURFACES |
| Material | ALUMINUM ALLOY SINGLE TUBING SEGMENT |
| Flange Style | CONTACT TYPE ALL FLANGES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 77C705283G3 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
NSN 5985-00-204-6537 is a Waveguide Assembly, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-204-6537 has 1 manufacturer part number on file: 77C705283G3 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C705283G3: Flange Quantity: 2; Style Designator: STRAIGHT TYPE; Flexibility: RIGID SINGLE TUBING SEGMENT; Flange Outside Height: 5.440 INCHES NOMINAL ALL FLANGES IN. 9 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.
NSN 5985-00-204-6537 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.