The Seal,waveguide, cataloged under National Stock Number 5985-00-451-7571, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-451-7571 |
| Item Name | Seal,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Seal Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | FOR RECTANGULAR WAVEGUIDE AND FLANGE |
| Seal Outside Height | 9.280 INCHES NOMINAL IN |
| Seal Outside Width | 9.030 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM SINGLE SEAL ALL SURFACES |
| Seal Inside Height | 6.756 INCHES NOMINAL IN |
| Material | ALUMINUM SINGLE COUPLING |
| Seal Inside Width | 6.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 708433 | 5/2 Secondary reference U.S. Government activity |
| 138C122H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-451-7571 is a Seal,waveguide, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-451-7571: Seal Thickness: 0.125 INCHES NOMINAL IN; Style Designator: FOR RECTANGULAR WAVEGUIDE AND FLANGE; Seal Outside Height: 9.280 INCHES NOMINAL IN; Seal Outside Width: 9.030 INCHES NOMINAL IN. 8 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.