The Retainer,packing, cataloged under National Stock Number 5330-01-421-9498, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-421-9498 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Criticality Code Justification | ZZZW |
| Material Document and Classification | QQ-S-763,300 S/S FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 107960CA | 3/1 Design control — primary reference U.S. Government activity |
| PLC-11794 ITEM 6 | 5/1 Secondary reference U.S. Government activity |
| 107960CACP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 5330-01-421-9498 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-500-9360. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-421-9498: Criticality Code Justification: ZZZW; Material Document and Classification: QQ-S-763,300 S/S FED STD SINGLE MATERIAL RESPONSE OVERALL; Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Part Name Assigned by Controlling Agency: RETAINER (O-RING). 4 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.