The Waveguide Assembly, cataloged under National Stock Number 5985-01-522-5171, 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 Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-522-5171 |
| Primary Part Number | AW4718 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra 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 |
|---|---|
| AW4718 | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
| 281-CPRF | Waveline Inc (USA) |
| Reference | Meaning |
|---|---|
| G533181-1 | 3/9 Design control — primary reference Raytheon Co |
| G533181-1 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company |
NSN 5985-01-522-5171 is a Waveguide Assembly, manufactured by Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-522-5171 has 2 manufacturer part numbers on file: AW4718 (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc), 281-CPRF (Waveline Inc).
Key specifications for AW4718: End Item Identification: DIGITAL TERMINAL RADAR AIRPORT SURVEILLANCE RADAR (ASR11). 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.