The Retainer,packing, cataloged under National Stock Number 5330-00-922-1483, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-922-1483 |
| Primary Part Number | A51P40519-11 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 TY 2 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cross-Sectional Height | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-225/6 ALLOY 2024 T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Peripheral Diameter | 1.688 INCHES NOMINAL IN |
| Outer Groove Width | 0.197 INCHES NOMINAL IN |
| Inner Groove Width | 0.136 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Center Hole Diameter | 0.877 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Test Data Document | 81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| 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 |
|---|---|
| A51P40519-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51P40519-11 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51P40519-11 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5330-00-922-1483 is a Retainer,packing, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-922-1483 has 1 manufacturer part number on file: A51P40519-11 (Northrop Grumman Systems Corporation).
Key specifications for A51P40519-11: Surface Treatment Document and Classification: MIL-A-8625 TY 2 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Cross-Sectional Height: 0.500 INCHES NOMINAL IN; Material Document and Classification: QQ-A-225/6 ALLOY 2024 T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Peripheral Diameter: 1.688 INCHES NOMINAL IN. 10 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.