The Packing,preformed, cataloged under National Stock Number 5330-00-079-8676, 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 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-00-079-8676 |
| Primary Part Number | N0256 2-011 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -15.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Center Hole Diameter | 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| 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 |
|---|---|
| 2354083-011 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 011-1588-80 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| N0256 2-011 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 011-158-80 | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2-011N256-8 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-011 N256-85 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| 2-011N256-80 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5330-00-079-8676 is a Packing,preformed, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-079-8676 has 4 manufacturer part numbers on file: 2354083-011 (Lockheed Martin Corporation Div Rms - Mitchel Field), 011-1588-80 (Parker Hannifin Corporation Div O-Ring Division), N0256 2-011 (Parker-Hannifin Corp Div O-Ring Division), 011-158-80 (John Crane, Inc).
Key specifications for N0256 2-011: Temp Rating: -15.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL; Cross-Sectional Shape Style: O-RING. 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.