The Gasket, cataloged under National Stock Number 5330-00-559-2890, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-559-2890 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| FSC Application Data | FUEL TANK,AIRCRAFT |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cross-Sectional Thickness | 0.120 INCHES NOMINAL IN |
| Gage Ring Thickness | 0.080 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Aperture Diameter | 2.000 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 2.240 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Surface Treatment | ANODIZE OVERALL |
| Center to Center Distance Between Bolt Holes Along Width | 2.240 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.380 INCHES NOMINAL IN |
| Outside Corner Radius | 0.380 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| Hole Diameter | 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.380 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 |
| Reference | Meaning |
|---|---|
| 121256 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-559-2890 is a Gasket, classified under FSC 5330, Packing and Gasket Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5962-01-048-1411, 6150-01-442-8607. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-559-2890: FSC Application Data: FUEL TANK,AIRCRAFT; Surface Treatment Document and Classification: MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Cross-Sectional Thickness: 0.120 INCHES NOMINAL IN; Gage Ring Thickness: 0.080 INCHES NOMINAL IN. 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.