The Seal,waveguide, cataloged under National Stock Number 5985-00-516-8773, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-516-8773 |
| Primary Part Number | 581061-1 |
| Item Name | Seal,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Seal Thickness | 1.246 INCHES NOMINAL IN |
| Style Designator | FOR ROUND WAVEGUIDE AND RECTANGULAR FLANGE |
| Seal Outside Height | 3.635 INCHES NOMINAL IN |
| Seal Outside Width | 5.680 INCHES NOMINAL IN |
| Seal Inside Diameter | 2.180 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 | X |
| Part Number | Manufacturer |
|---|---|
| 55.2502.100.85 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| 581061-1 | Raytheon Company (USA) |
| 581061-1 | Shiloh Industries Inc (USA) |
| 581061-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 581061-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| 581061-1 | 5/9 Secondary reference American Poly-Therm Co., Inc. |
| 581061-1 | 5/9 Secondary reference Remarque Manufacturing Corp |
NSN 5985-00-516-8773 is a Seal,waveguide, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-516-8773 has 4 manufacturer part numbers on file: 55.2502.100.85 (Hensoldt Sensors Gmbh Div Seps), 581061-1 (Raytheon Company), 581061-1 (Shiloh Industries Inc), 581061-1 (Raytheon Company Dba Raytheon Co).
Key specifications for 581061-1: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Seal Thickness: 1.246 INCHES NOMINAL IN; Style Designator: FOR ROUND WAVEGUIDE AND RECTANGULAR FLANGE; Seal Outside Height: 3.635 INCHES NOMINAL IN. 6 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.