The Retainer,seal, cataloged under National Stock Number 5330-01-508-1012, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-508-1012 |
| Primary Part Number | 2528273 |
| Item Name | Retainer,seal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flange Thickness | 0.219 INCHES NOMINAL IN |
| Body Outside Diameter | 2.375 INCHES NOMINAL IN |
| Style Designator | FLANGED |
| Material Document and Classification | QQ-A-225/8 T6 TEMPER FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| Seal Seat Diameter | 1.375 INCHES NOMINAL IN |
| Aperture Diameter | 1.250 INCHES NOMINAL IN |
| Shortest Distance Between Body End and Mounting Flange | 0.343 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Seal Seat Depth | 0.437 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 2528273 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5330-01-508-1012 is a Retainer,seal, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-508-1012 has 1 manufacturer part number on file: 2528273 (Naval Sea Systems Command).
Key specifications for 2528273: Overall Height: 0.562 INCHES NOMINAL IN; Flange Thickness: 0.219 INCHES NOMINAL IN; Body Outside Diameter: 2.375 INCHES NOMINAL IN; Style Designator: FLANGED. 10 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.