The Retainer,packing, cataloged under National Stock Number 5330-01-220-7972, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-220-7972 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.438 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | MIL-S-23195,COMP 304,COND.A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SPECIAL |
| Peripheral Diameter | 0.609 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.381 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN |
| Material | STEEL COMP 304 OVERALL |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| S-1-76497 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-01-220-7972 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-220-7972: Cross-Sectional Height: 0.438 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Material Document and Classification: MIL-S-23195,COMP 304,COND.A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: SPECIAL. 8 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.
NSN 5330-01-220-7972 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.