The O-Ring, cataloged under National Stock Number 5331-00-291-3085, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Grimes Aerospace Company. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 28 commercial cross-references from 24 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-291-3085 |
| Primary Part Number | 114525-250-51 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Grimes Aerospace Company |
| Status | CANCELLED |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Outside Diameter | 5.219 INCHES MINIMUM AND 5.305 INCHES MAXIMUM IN |
| Center Hole Diameter | 4.969 INCHES MINIMUM AND 4.999 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SR-822A-60-250 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| 8A65A55 | Colt Industries Inc Holley Automotive Div (USA) |
| 114525-250-51 PRIMARY | Grimes Aerospace Company (USA) |
| MS29513-250 PRIMARY | Sae International Dba Sae International (USA) |
| 1793-250 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| 5330002913085 | E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 306-11 | Goodrich Corporation (USA) |
| PX1775-250 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| C-69-250 | Federal-Mogul Corp Government Sales Dept (USA) |
| MS29513-250 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5330002913085 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 2-250 N602-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 725-70-250 | Trostel Albert Packing Ltd (USA) |
| PTP568-250-457-60 | Parco, Llc (USA) |
| 10V60-141-250 | Houghton International Inc. (USA) |
| 2-250 N602-70 | Dolly Mfg Corp (USA) |
| AF934-165 | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| 7866-250 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 457-60-250 | Parco, Llc (USA) |
| 306-11 | Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA) |
NSN 5331-00-291-3085 is a O-Ring, manufactured by Grimes Aerospace Company, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-291-3085 has 28 cross-referenced part numbers: SR-822A-60-250 (Stillman Seal Corporation Div Stillman Seal Corperation), 8A65A55 (Colt Industries Inc Holley Automotive Div), 114525-250-51 (Grimes Aerospace Company), MS29513-250 (Sae International Dba Sae International), 1793-250 (Parker-Hannifin Corporation Div O-Ring Division) and 23 more.
There are 9 known substitutes for 5331-00-291-3085: 5365-00-165-9876, 3040-00-753-0962, 5325-00-803-7313 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 114525-250-51: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 5.219 INCHES MINIMUM AND 5.305 INCHES MAXIMUM IN; Center Hole Diameter: 4.969 INCHES MINIMUM AND 4.999 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-291-3085 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.