The O-Ring, cataloged under National Stock Number 5331-00-579-6861, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 32 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-579-6861 |
| Primary Part Number | 2-236N304-75 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | CANCELLED |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 3.219 INCHES MINIMUM AND 3.249 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Outside Diameter | 3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS28775-236 | Society of Automotive Engineers Inc (USA) |
| SR236SR832-75 | Le Joint Francais (FRA) |
| 7377-236 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| A15737-29-10 | Zf Industrieantriebe Witten Gmbh (DEU) |
| BACP11S236 | The Boeing Company Div Defense (USA) |
| 4627781PC12 | Naval Sea Systems Command (USA) |
| 230079126 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| 6480-59PIECE198 | Davies Associates (USA) |
| 1002360270 | Trelleborg Sealing Solutions (uk) Ltd (GBR) |
| 3J67 | Zf Industrieantriebe Witten Gmbh (DEU) |
| ARP568-236MILP5 516CLB | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS28775-236 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 2-236N304-7 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 54A126-236 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| WA353G08215AUNA | Cimd (centre D'identification Des Materiels De La Defense) (FRA) |
| 6230-14 | Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo (USA) |
| 9763-201X9PC28 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 15332861 | Bae Systems Marine Limited (GBR) |
| 2-236 N304-75 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS28775-236 | Feinmechanische Werke Mainz Gmbh (DEU) |
NSN 5331-00-579-6861 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-579-6861 has 50 cross-referenced part numbers: AS28775-236 (Society of Automotive Engineers Inc), SR236SR832-75 (Le Joint Francais), 7377-236 (Parker Hannifin Corporation Div O-Ring Division), A15737-29-10 (Zf Industrieantriebe Witten Gmbh), BACP11S236 (The Boeing Company Div Defense) and 45 more.
There are 12 known substitutes for 5331-00-579-6861: 4730-00-006-7903, 4820-00-073-4816, 3110-00-101-1791 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2-236N304-75: End Item Identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Special Features: IDENTICAL TO 5331-00-958-1236 EXCEPT FOR HARDNESS RATING; Center Hole Diameter: 3.219 INCHES MINIMUM AND 3.249 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-579-6861 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.