The Gasket, cataloged under National Stock Number 5330-01-477-8611, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-477-8611 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.094 INCHES NOMINAL IN |
| Inside Corner Radius | 0.750 INCHES NOMINAL IN |
| Outside Edge to Inside Edge Smallest Distance Along Width | 0.880 INCHES NOMINAL IN |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-R-6855,CL II,GR 60;0.094 THK MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Aperture Width | 5.800 INCHES NOMINAL IN |
| Aperture Length | 15.620 INCHES NOMINAL IN |
| Bolt Hole Quantity | 32 |
| Outside Edge to Inside Edge Smallest Distance Along Length | 0.880 INCHES NOMINAL IN |
| Outside Corner Radius | 1.190 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Hole Diameter | 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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 |
|---|---|
| 121660 | D/9 Drawing number reference only U.S. Government activity |
| 121660-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-477-8611 is a Gasket, classified under FSC 5330, Packing and Gasket Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 2040-01-477-9158, 2530-01-645-8467. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-477-8611: Cross-Sectional Thickness: 0.094 INCHES NOMINAL IN; Inside Corner Radius: 0.750 INCHES NOMINAL IN; Outside Edge to Inside Edge Smallest Distance Along Width: 0.880 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR. 13 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.