The Retainer,packing, cataloged under National Stock Number 5330-01-546-9909, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-546-9909 |
| Primary Part Number | 9052-000 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Material Document and Classification | ASTM A479 REV A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| 7340-101 ITEM NO. 12 | Velan Valve Corp. (USA) |
| 9052-000 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 7340-101 | D/9 Drawing number reference only Velan Valve Corp. |
NSN 5330-01-546-9909 is a Retainer,packing, manufactured by Velan Valve Corp., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-546-9909 has 2 manufacturer part numbers on file: 7340-101 ITEM NO. 12 (Velan Valve Corp.), 9052-000 (Velan Valve Corp.).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-546-9925. Verify interchangeability with system specifications before substitution.
Key specifications for 9052-000: Material Document and Classification: ASTM A479 REV A ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Special Features: THIS ITEM HAS BEEN ANNEALED; Part Name Assigned by Controlling Agency: GLAND BUSHING; End Item Identification: VALVE,STOP CHECK. 2 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.