The Retainer,packing, cataloged under National Stock Number 5330-01-317-9637, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-317-9637 |
| Primary Part Number | 2121863 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OVERALL |
| Cross-Sectional Height | 0.781 INCHES NOMINAL IN |
| Material Document and Classification | AA2024-T4,T351 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Attachment Feature Circle Diameter | 4.000 INCHES NOMINAL SINGLE CIRCLE IN |
| Peripheral Diameter | 4.500 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Center Hole Diameter | 2.873 INCHES MINIMUM AND 2.875 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 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 |
|---|---|
| 2121863 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5330-01-317-9637 is a Retainer,packing, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-317-9637 has 1 manufacturer part number on file: 2121863 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2121863: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OVERALL; Cross-Sectional Height: 0.781 INCHES NOMINAL IN; Material Document and Classification: AA2024-T4,T351 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Attachment Feature Circle Diameter: 4.000 INCHES NOMINAL SINGLE CIRCLE IN. 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.
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.