The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-00-290-8478, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-290-8478 |
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN |
| Cross-Sectional Width | 0.500 INCHES NOMINAL IN |
| Minor Height | 0.367 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | MIL-R-15624,CL 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | U SHAPE |
| Aperture Diameter | 4.375 INCHES NOMINAL IN |
| Minor Width | 0.4375 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Fabrication Method | SOLID |
| Construction | SOLID |
| 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 |
|---|---|
| 8676-164REVAPC6 | 3/2 Design control — primary reference U.S. Government activity |
| 571-4900-1302457REVAPC34 | 3/2 Design control — primary reference U.S. Government activity |
| 586-513-1719233REVAPC6 | 3/2 Design control — primary reference U.S. Government activity |
| 575-4900-1444072REVAPC14 | 3/2 Design control — primary reference U.S. Government activity |
| 3776-169REVAPC14 | 3/2 Design control — primary reference U.S. Government activity |
| 3676-163REVCPC34 | 3/2 Design control — primary reference U.S. Government activity |
| 3676-163REVAPC34 | 3/2 Design control — primary reference U.S. Government activity |
| 571-4900-1302457REVCPC34 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-290-8478 is a Seal,nonmetallic Special Shaped, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-290-8478: Cross-Sectional Height: 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN; Cross-Sectional Width: 0.500 INCHES NOMINAL IN; Minor Height: 0.367 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN; Style Designator: CIRCULAR. 11 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.