The Shell,flying Helmet,pressure Sui, cataloged under National Stock Number 8475-01-142-9185, is classified within Federal Supply Class 8475 (Specialized Flight Clothing and Accessories) of the Clothing, Individual Equipment, and Insignia group. The manufacturer of record is Gentex Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8475-01-142-9185 |
| Primary Part Number | 81D5331-3 |
| Item Name | Shell,flying Helmet,pressure Sui |
| FSC / FSG | 8475 / 84 — Specialized Flight Clothing and Accessories |
| Manufacturer | Gentex Corp |
| Status | ACTIVE |
| General Characteristics Item Description | PRESSURE MOLDED LAMINATED GLASS CLOTH; EXTRA LARGE SIZE; WEIGHT 2.55 LBS LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 81D5331-3 PRIMARY | Gentex Corp (USA) |
NSN 8475-01-142-9185 is a Shell,flying Helmet,pressure Sui, manufactured by Gentex Corp, classified under FSC 8475, Specialized Flight Clothing and Accessories. Status: active.
NSN 8475-01-142-9185 has 1 manufacturer part number on file: 81D5331-3 (Gentex Corp).
Key specifications for 81D5331-3: General Characteristics Item Description: PRESSURE MOLDED LAMINATED GLASS CLOTH; EXTRA LARGE SIZE; WEIGHT 2.55 LBS LBS; End Item Identification: HGU-55/P HELMET. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 8475-01-142-9185 has DEMIL Code B. 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.