The Retainer,packing, cataloged under National Stock Number 5330-00-858-8516, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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 | 5330-00-858-8516 |
| Primary Part Number | 537776 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.418 INCHES NOMINAL IN |
| Body Recess Diameter | 0.823 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | CIRCULAR W/ APERTURE |
| Flanged Body Outside Diameter | 0.577 INCHES NOMINAL IN |
| Peripheral Diameter | 0.921 INCHES NOMINAL IN |
| Center Hole Diameter | 0.477 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Body Recess Depth | 0.085 INCHES NOMINAL IN |
| 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 |
|---|---|
| 537776 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5330-00-858-8516 is a Retainer,packing, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-858-8516 has 1 manufacturer part number on file: 537776 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 537776: Cross-Sectional Thickness: 0.418 INCHES NOMINAL IN; Body Recess Diameter: 0.823 INCHES NOMINAL IN; Cross-Sectional Shape Style: CIRCULAR W/ APERTURE; Flanged Body Outside Diameter: 0.577 INCHES NOMINAL 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.