The Packing,preformed, cataloged under National Stock Number 5330-01-165-6581, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-165-6581 |
| Primary Part Number | 3-904 S0383-70 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL OVERALL |
| Center Hole Diameter | 0.344 INCHES MINIMUM AND 0.354 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 |
| Part Number | Manufacturer |
|---|---|
| 3-904 S0383-70 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| R1131-904 | 5/9 Secondary reference 4 M Company, Inc. Dba Porter Seal Company Use CAGE Code 1k407 for Cataloging |
| S0383 3-904 | 5/1 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 3-904S383-70 | 3/1 Design control — primary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5330-01-165-6581 is a Packing,preformed, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-165-6581 has 1 manufacturer part number on file: 3-904 S0383-70 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for 3-904 S0383-70: Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL OVERALL; Center Hole Diameter: 0.344 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN. 2 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.