The Gasket, cataloged under National Stock Number 5330-00-803-2858, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 16 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-803-2858 |
| Primary Part Number | 12468-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| FSC Application Data | LIGHT,NAVIGATION,AIRCRAFT |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Inside Corner Radius | 0.312 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | SR5520A FSCM 90056 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 1.000 INCHES NOMINAL IN |
| Aperture Length | 5.469 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Center to Center Distance Between Bolt Holes Along Length | 2.187 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.750 INCHES NOMINAL IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| Hole Diameter | 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.188 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 |
|---|---|
| 12468-1 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5330-00-803-2858 is a Gasket, manufactured by Grimes Aerospace Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-803-2858 has 1 manufacturer part number on file: 12468-1 (Grimes Aerospace Company).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-508-3577. Verify interchangeability with system specifications before substitution.
Key specifications for 12468-1: FSC Application Data: LIGHT,NAVIGATION,AIRCRAFT; Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Inside Corner Radius: 0.312 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR. 16 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.