The Waveguide Assembly, cataloged under National Stock Number 5985-01-353-2178, 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 Te Connectivity Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-353-2178 |
| Primary Part Number | MA505476 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| MA505476 | Te Connectivity Corporation (USA) |
| 871154-1 | Microtech Inc Dba Microtech Inc (USA) |
| Reference | Meaning |
|---|---|
| MA505476 | 5/9 Secondary reference M/a-Com Inc |
| 871154-1 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
| 871154-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MA505476 | 5/9 Secondary reference U.S. Government activity |
| 505476 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-353-2178 is a Waveguide Assembly, manufactured by Te Connectivity Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-353-2178 has 2 manufacturer part numbers on file: MA505476 (Te Connectivity Corporation), 871154-1 (Microtech Inc Dba Microtech Inc).
Key specifications for MA505476: Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; End Item Identification: AWADS RADAR B,AN/APQ-175; AIRCRAFT, HERCULES C-130; AIRCRAFT,( AC-1. 1 specification is 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 5985-01-353-2178 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.