The Retainer,packing, cataloged under National Stock Number 5330-00-716-6284, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-716-6284 |
| Primary Part Number | 7166284 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| FSC Application Data | MACHINE GUN,MULTIPLE,CAL. .50 |
| Surface Treatment Document and Classification | QQ-Z-325,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cross-Sectional Thickness | 0.028 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.188 INCHES NOMINAL IN |
| Criticality Code Justification | ADYU |
| Cross-Sectional Shape Style | CUP |
| Peripheral Diameter | 3.030 INCHES MINIMUM AND 3.031 INCHES MAXIMUM IN |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Center Hole Diameter | 2.391 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 7166284 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5330-00-716-6284 is a Retainer,packing, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-716-6284 has 1 manufacturer part number on file: 7166284 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 7166284: FSC Application Data: MACHINE GUN,MULTIPLE,CAL. .50; Surface Treatment Document and Classification: QQ-Z-325,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Cross-Sectional Thickness: 0.028 INCHES NOMINAL IN; Cross-Sectional Height: 0.188 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.