The Seal,plain, cataloged under National Stock Number 5330-00-253-4149, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-253-4149 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Temp Rating | -423.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Seal Width | 0.070 INCHES NOMINAL IN |
| Housing Bore Diameter | 0.422 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| Cross-Sectional Shape Style | C-SECTION W/ FLAT SPRING |
| Accommodated Shaft Diameter | 0.310 INCHES NOMINAL IN |
| Material | STEEL COMP 631 SPRING |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| 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 |
|---|---|
| AR10105-011A1N | 5/9 Secondary reference Marison Industries Inc Barco Div |
| AR10105-011A1N | 3/1 Design control — primary reference Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions |
NSN 5330-00-253-4149 is a Seal,plain, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-253-4149: Temp Rating: -423.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF; Seal Width: 0.070 INCHES NOMINAL IN; Housing Bore Diameter: 0.422 INCHES NOMINAL IN; Material Document and Classification: AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SPRING. 9 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.