The Seal,waveguide, cataloged under National Stock Number 5985-01-281-6990, 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 Us Army Aviation and Missile Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-281-6990 |
| Primary Part Number | 11456016-1 |
| Item Name | Seal,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Seal Thickness | 0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN |
| Seal Outside Diameter | 0.898 INCHES MINIMUM AND 0.902 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR SOLID SEAL |
| Material | PLASTIC SINGLE SEAL |
| 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 |
|---|---|
| 11456016-1 | Ceramtec North America Llc Dba Ceramtec North America Corp (USA) |
| 11456016-1 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 10521 | 5/9 Secondary reference U.S. Government activity |
| 97178 | 5/9 Secondary reference Advanced Technical Ceramics Company Dba Advanced Technical Ceramics Co Div Adtech Ceramics |
NSN 5985-01-281-6990 is a Seal,waveguide, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-281-6990 has 2 manufacturer part numbers on file: 11456016-1 (Ceramtec North America Llc Dba Ceramtec North America Corp), 11456016-1 (Us Army Aviation and Missile Command).
Key specifications for 11456016-1: Seal Thickness: 0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN; Seal Outside Diameter: 0.898 INCHES MINIMUM AND 0.902 INCHES MAXIMUM IN; Style Designator: CIRCULAR SOLID SEAL; Material: PLASTIC SINGLE SEAL. 4 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.