The Seal,plain, cataloged under National Stock Number 5330-01-472-7750, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-472-7750 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Temp Rating | -90.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF |
| Seal Width | 0.500 INCHES NOMINAL IN |
| Housing Bore Diameter | 5.170 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SINGLE LIP |
| Accommodated Shaft Diameter | 4.610 INCHES NOMINAL IN |
| Material | RUBBER FLUOROCARBON CLASS FPM 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 |
|---|---|
| 401304 | 3/9 Design control — primary reference U.S. Government activity |
| 6659894 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 5330-01-472-7750 is a Seal,plain, classified under FSC 5330, Packing and Gasket Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-481-6059, 5940-01-618-3306. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-472-7750: Temp Rating: -90.0 FAHRENHEIT AND 300.0 FAHRENHEIT DEGF; Seal Width: 0.500 INCHES NOMINAL IN; Housing Bore Diameter: 5.170 INCHES NOMINAL IN; Cross-Sectional Shape Style: SINGLE LIP. 7 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.