The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-00-026-9813, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-026-9813 |
| Item Name | Seal,nonmetallic Special Shaped |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.187 INCHES NOMINAL IN |
| Cross-Sectional Width | 0.250 INCHES NOMINAL IN |
| Style Designator | OVAL |
| Cross-Sectional Shape Style | SPECIAL |
| Aperture Width | 6.938 INCHES NOMINAL IN |
| Aperture Length | 7.625 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| 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 |
|---|---|
| 568104 | 3/9 Design control — primary reference Stewart-Warner Corporation |
NSN 5330-00-026-9813 is a Seal,nonmetallic Special Shaped, classified under FSC 5330, Packing and Gasket Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5999-00-887-7095, 5998-01-502-2913. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-00-026-9813: Cross-Sectional Height: 0.187 INCHES NOMINAL IN; Cross-Sectional Width: 0.250 INCHES NOMINAL IN; Style Designator: OVAL; Cross-Sectional Shape Style: SPECIAL. 8 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.