The Retainer,packing, cataloged under National Stock Number 5330-00-421-7986, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-421-7986 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Inner Groove Depth | 0.069 INCHES NOMINAL IN |
| Peripheral Diameter | 3.307 INCHES MINIMUM AND 3.312 INCHES MAXIMUM IN |
| Center Hole Diameter | 3.067 INCHES MINIMUM AND 3.072 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 514390-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-421-7986 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
Key specifications for 5330-00-421-7986: Cross-Sectional Height: 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Inner Groove Depth: 0.069 INCHES NOMINAL IN; Peripheral Diameter: 3.307 INCHES MINIMUM AND 3.312 INCHES MAXIMUM IN; Center Hole Diameter: 3.067 INCHES MINIMUM AND 3.072 INCHES MAXIMUM IN. 4 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.