The Adapter,waveguide, cataloged under National Stock Number 5985-01-312-2995, 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 Laboratories, Inc. Dba Microwave Development Laboratories Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5985-01-312-2995 |
| Primary Part Number | 284AC199 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc |
| 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 |
|---|---|
| 284AC199 PRIMARY | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| 284AC199-1 | Microwave Development Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 645A771H01 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-01-312-2995 is a Adapter,waveguide, manufactured by Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-312-2995 has 2 manufacturer part numbers on file: 284AC199 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc), 284AC199-1 (Microwave Development Laboratories Inc).
Key specifications for 284AC199: End Item Identification: AIRPORT SURVEILLANCE RADAR (ASR9) AND WEATHER SYSTEMS PROCESSOR (WSP). 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.
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.