The Gasket, cataloged under National Stock Number 5330-00-561-7931, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 15 specifications, 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 | 5330-00-561-7931 |
| Primary Part Number | 8171767 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Inside Corner Radius | 1.000 INCHES NOMINAL IN |
| Hardness Rating | 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | ASTM D2000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN |
| Aperture Length | 13.094 INCHES MINIMUM AND 13.156 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 8 |
| Center to Center Distance Between Bolt Holes Along Length | 4.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 2.813 INCHES NOMINAL IN |
| Outside Corner Radius | 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Hole Diameter | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 3.000 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 |
|---|---|
| 8171767 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5330-00-561-7931 is a Gasket, manufactured by Us Army Aviation and Missile Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-561-7931 has 1 manufacturer part number on file: 8171767 (Us Army Aviation and Missile Command).
Key specifications for 8171767: Cross-Sectional Thickness: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Inside Corner Radius: 1.000 INCHES NOMINAL IN; Hardness Rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR. 15 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.