The Retainer,packing, cataloged under National Stock Number 5330-01-278-9657, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-278-9657 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Material Document and Classification | ASTM B61 ASSN STD 1ST MATERIAL RESPONSE OR ASTM B62 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Material | COPPER ALLOY 922 OR COPPER ALLOY 836 OVERALL |
| 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 |
|---|---|
| B-102-0800-8 | C/1 Advisory reference — outside the item-of-supply concept Hunt Valve Company, Inc. |
| B-102-0800-8 | 5/9 Secondary reference Pima Valve, Llc |
| B-102-E-0000-8IN PIECE 6 | 3/9 Design control — primary reference Pima Valve, Llc |
NSN 5330-01-278-9657 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-278-9657: Material Document and Classification: ASTM B61 ASSN STD 1ST MATERIAL RESPONSE OR ASTM B62 ASSN STD 2ND MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY 922 OR COPPER ALLOY 836 OVERALL. 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.