The Switch,waveguide, cataloged under National Stock Number 5985-01-691-0641, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Switch,waveguide |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Lockheed Martin Corporation Div Rms (CAGE 03538); Ra Wood Associates Llc (CAGE 39MZ0) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-691-0641 |
| Primary Part Number | 77C735684P2 |
| Item Name | Switch,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| 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 |
|---|---|
| 77C735684P2 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 77C735684P2 | Ra Wood Associates Llc (USA) |
| Reference | Meaning |
|---|---|
| 77C735684 REV B | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rms |
NSN 5985-01-691-0641 is a Switch,waveguide, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-691-0641 has 2 manufacturer part numbers on file: 77C735684P2 (Lockheed Martin Corporation Div Rms), 77C735684P2 (Ra Wood Associates Llc).
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.