The Hat,sou'wester, cataloged under National Stock Number 8405-00-823-6980, is classified within Federal Supply Class 8405 (Outerwear, Men's) of the Clothing, Individual Equipment, and Insignia group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 8405-00-823-6980 |
| Item Name | Hat,sou'wester |
| FSC / FSG | 8405 / 84 — Outerwear, Men's |
| Status | ACTIVE |
| Garment Size | SMALL |
| Coating Substance | RUBBER, CHLOROPRENE BOTH SIDES |
| Features Provided | EAR FLAPS |
| Color | GREEN, FED STD 595, 34096 MAIN BODY |
| Fiber Material | NYLON MAIN BODY |
| Cloth-Fabric Name | TWILL MAIN BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-H-17656 | 4/1 Identification reference U.S. Government activity |
NSN 8405-00-823-6980 is a Hat,sou'wester, classified under FSC 8405, Outerwear, Men's. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 8405-00-823-6981, 8405-00-823-6982, 8405-00-823-6983. Verify interchangeability with system specifications before substitution.
Key specifications for 8405-00-823-6980: Garment Size: SMALL; Coating Substance: RUBBER, CHLOROPRENE BOTH SIDES; Features Provided: EAR FLAPS; Color: GREEN, FED STD 595, 34096 MAIN BODY. 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.