The Gasket, cataloged under National Stock Number 5330-01-286-1680, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-286-1680 |
| Primary Part Number | 717531268-001 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Inside Corner Radius | 0.120 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 0.600 INCHES NOMINAL IN |
| Elongation Percentage | 125 MAXIMUM |
| Aperture Length | 2.500 INCHES NOMINAL IN |
| Outside Corner Radius | 0.060 INCHES NOMINAL IN |
| Material | RUBBER FLUOROSILICONE CLASS FQ OVERALL |
| 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 |
|---|---|
| 717531268-001 PRIMARY | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| 717531268 | 5/9 Secondary reference Lockheed Martin Corporation |
NSN 5330-01-286-1680 is a Gasket, manufactured by Lockheed Martin Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-286-1680 has 1 manufacturer part number on file: 717531268-001 (Lockheed Martin Corporation).
Key specifications for 717531268-001: Cross-Sectional Thickness: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Inside Corner Radius: 0.120 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Material Document and Classification: MIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.