The Retainer,packing, cataloged under National Stock Number 5330-00-005-4048, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Actuation Systems Ltd. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-005-4048 |
| Primary Part Number | 38721 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Goodrich Actuation Systems Ltd |
| Status | ACTIVE |
| Cross-Sectional Height | 0.093 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | CIRCULAR W/ APERTURE |
| Center Hole Diameter | 1.090 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Joint Type | BUTT RETAINER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-00-005-4048 is a Retainer,packing, manufactured by Goodrich Actuation Systems Ltd, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-005-4048 has 2 manufacturer part numbers on file: 38721 (Goodrich Actuation Systems Ltd), DH38721 (Goodrich Actuation Systems Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 3120-00-474-3290, 5306-01-604-6829. Verify interchangeability with system specifications before substitution.
Key specifications for 38721: Cross-Sectional Height: 0.093 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Cross-Sectional Shape Style: CIRCULAR W/ APERTURE; Center Hole Diameter: 1.090 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 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.