The Packing,preformed, cataloged under National Stock Number 5330-01-283-9381, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-283-9381 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Status | ACTIVE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZY |
| Peripheral Diameter | 0.941 INCHES NOMINAL IN |
| Center Hole Diameter | 0.792 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| AS568-019 | 5/9 Secondary reference U.S. Government activity |
| 73200ITEM25 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corp Div O-Ring Division |
| ASTM D2000 | 5/1 Secondary reference U.S. Government activity |
| AS568-019 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5330-01-283-9381 is a Packing,preformed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5331-01-365-4365, 5331-01-385-4458, 5331-01-669-0605. Verify interchangeability with system specifications before substitution.
Key specifications for 5330-01-283-9381: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Criticality Code Justification: ZZZY; Peripheral Diameter: 0.941 INCHES NOMINAL IN; Center Hole Diameter: 0.792 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN. 6 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.