The Waveguide Assembly, cataloged under National Stock Number 5985-01-312-0499, 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 Lieder Development, Inc. Dba Lieder Development Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Lieder Development, Inc. Dba Lieder Development Inc (CAGE 63545) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-312-0499 |
| Primary Part Number | 200101-004 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lieder Development, Inc. Dba Lieder Development Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 200101-004 PRIMARY | Lieder Development, Inc. Dba Lieder Development Inc (USA) |
NSN 5985-01-312-0499 is a Waveguide Assembly, manufactured by Lieder Development, Inc. Dba Lieder Development Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-312-0499 has 1 manufacturer part number on file: 200101-004 (Lieder Development, Inc. Dba Lieder Development Inc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-614-4671. Verify interchangeability with system specifications before substitution.
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 5985-01-312-0499 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.