The Retainer,packing, cataloged under National Stock Number 5330-01-176-0475, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-176-0475 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Attachment Hole Diameter | 0.406 INCHES NOMINAL IN |
| Attachment Feature Quantity | 2 |
| Cross-Sectional Height | 0.625 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Angle | 13.0 DEGREES NOMINAL |
| Peripheral Diameter | 3.000 INCHES NOMINAL IN |
| Center Hole Diameter | 1.062 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Attachment Method | ROUND HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 820-4384966-35 | 5/1 Secondary reference Naval Sea Systems Command |
| 820-2179005 | 3/1 Design control — primary reference U.S. Government activity |
| 820-2179005PC1 | 5/1 Secondary reference U.S. Government activity |
NSN 5330-01-176-0475 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-176-0475: Attachment Hole Diameter: 0.406 INCHES NOMINAL IN; Attachment Feature Quantity: 2; Cross-Sectional Height: 0.625 INCHES NOMINAL IN; Criticality Code Justification: ZZZY. 9 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 5330-01-176-0475 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.