The O-Ring, cataloged under National Stock Number 5331-01-102-9879, is classified within Federal Supply Class 5331 (O-ring) 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-102-9879 |
| Primary Part Number | 2-452N525-60 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Center Hole Diameter | 11.445 INCHES MINIMUM AND 11.505 INCHES MAXIMUM IN |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2-452N525-60 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-102-9879 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-102-9879 has 1 manufacturer part number on file: 2-452N525-60 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for 2-452N525-60: Temp Rating: -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Criticality Code Justification: FEAT; Special Features: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.