The Retainer,packing, cataloged under National Stock Number 5330-01-211-1507, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-211-1507 |
| 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 | 4 |
| Cross-Sectional Thickness | 0.2470 INCHES MINIMUM AND 0.2475 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.812 INCHES NOMINAL IN |
| Material Document and Classification | QQ-C-390 ALLOY 903 COMP 5 FED SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Cross-Sectional Shape Style | FLANGE |
| Attachment Feature Circle Diameter | 2.125 INCHES NOMINAL SINGLE CIRCLE IN |
| Flanged Body Outside Diameter | 1.371 INCHES MINIMUM AND 1.373 INCHES MAXIMUM IN |
| Peripheral Diameter | 3.000 INCHES NOMINAL IN |
| Center Hole Diameter | 0.877 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 903 RETAINER |
| Attachment Method | ROUND HOLE |
| 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 |
|---|---|
| 2159956 PIECE 10 | 5/9 Secondary reference U.S. Government activity |
| 77643-70X10 PIECE 10 | 3/2 Design control — primary reference U.S. Government activity |
| SSN637-501-2159956 PIECE 10 | 5/9 Secondary reference U.S. Government activity |
| 501-2159956 PIECE 10 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-211-1507 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-01-211-1507: Attachment Hole Diameter: 0.406 INCHES NOMINAL IN; Attachment Feature Quantity: 4; Cross-Sectional Thickness: 0.2470 INCHES MINIMUM AND 0.2475 INCHES MAXIMUM IN; Cross-Sectional Height: 0.812 INCHES NOMINAL IN. 12 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.