The Waveguide Assembly, cataloged under National Stock Number 5985-01-326-2291, 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 Microwave Development Company Inc Dba Microwave Development Company Inc. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5985-01-326-2291 |
| Primary Part Number | 2633303G005 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Development Company Inc Dba Microwave Development Company Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2633303G005 PRIMARY | Microwave Development Company Inc Dba Microwave Development Company Inc (USA) |
| 2633303G005 | Microwave Engineering Corporation (USA) |
| 2633303G005 PRIMARY | Frontgrade Technologies Inc. (USA) |
| 2633303G005 | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| R177S-19-C3-C3-S | 5/9 Secondary reference Microwave Engineering Corporation |
NSN 5985-01-326-2291 is a Waveguide Assembly, manufactured by Microwave Development Company Inc Dba Microwave Development Company Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-326-2291 has 4 manufacturer part numbers on file: 2633303G005 (Microwave Development Company Inc Dba Microwave Development Company Inc), 2633303G005 (Microwave Engineering Corporation), 2633303G005 (Frontgrade Technologies Inc.), 2633303G005 (L3harris Technologies, Inc.).
Key specifications for 2633303G005: End Item Identification: AN/ALQ-172. 0 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 5985-01-326-2291 has DEMIL Code Q. 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.