The Seal,waveguide, cataloged under National Stock Number 5985-01-135-8213, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-135-8213 |
| 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 | 2.750 INCHES NOMINAL IN |
| Seal Outside Width | 3.880 INCHES NOMINAL IN |
| Seal Inside Height | 1.145 INCHES NOMINAL IN |
| Material | RUBBER SILICONE SINGLE SEAL |
| Seal Inside Width | 2.290 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-G-24211/2 | 5/9 Secondary reference U.S. Government activity |
| M24211/2-006 | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-24211/2 | 4/1 Identification reference U.S. Government activity |
NSN 5985-01-135-8213 is a Seal,waveguide, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5985-01-163-2605, 5985-01-244-3323, 5985-01-394-9441. Verify interchangeability with system specifications before substitution.
Key specifications for 5985-01-135-8213: Seal Thickness: 0.125 INCHES NOMINAL IN; Style Designator: FOR RECTANGULAR WAVEGUIDE AND FLANGE; Seal Outside Height: 2.750 INCHES NOMINAL IN; Seal Outside Width: 3.880 INCHES NOMINAL IN. 7 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 5985-01-135-8213 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.