The Waveguide Assembly, cataloged under National Stock Number 5985-00-451-3151, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-451-3151 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Inside Height | 0.507 INCHES MINIMUM FIRST FLANGE IN |
| Flange Inside Height | 0.513 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Quantity | 2 |
| Flexibility | RIGID ALL TUBING SEGMENT |
| Waveguide Inside Width | 1.017 INCHES MINIMUM AND 1.023 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 10.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.673 INCHES MINIMUM AND 1.703 INCHES MAXIMUM ALL FLANGES IN |
| Flange Inside Width | 1.017 INCHES MINIMUM FIRST FLANGE IN |
| Flange Inside Width | 1.023 INCHES MAXIMUM SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES |
| Nominal Thread Size | 0.164 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN |
| Waveguide Outside Width | 1.209 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN |
| Flange Depth | 0.500 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.690 INCHES NOMINAL ALL FLANGES IN |
| Insertion Loss in Decibels | 0.50 |
| Waveguide Inside Height | 0.507 INCHES MINIMUM AND 0.513 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 ALL FLANGES ALL CONNECTION FACILITIES |
| Material | ALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 370-117524-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-451-3151 is a Waveguide Assembly, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-451-3151: Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Inside Height: 0.507 INCHES MINIMUM FIRST FLANGE IN; Flange Inside Height: 0.513 INCHES MAXIMUM SECOND FLANGE IN; Flange Quantity: 2. 23 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 5985-00-451-3151 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.