The O-Ring, cataloged under National Stock Number 5331-00-451-9005, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 11 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 | 5331-00-451-9005 |
| Primary Part Number | AS568B-236 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Outside Diameter | 3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Elongation Percentage | 331 MAXIMUM |
| Temp Rating | -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 3.219 INCHES MINIMUM AND 3.249 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS568B-236 | Sae International Dba Sae International (USA) |
| M00-50186-G1ITEM21 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| AS568B-236 | Society of Automotive Engineers Inc (USA) |
| N0674 2-236 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-236N674-70 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 5331PL1279369 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MS21569 CLASS 1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| N80853 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 2-236 N674-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| D0553320 | Calzoni Srl (ITA) |
| CI-0236 | Marine Electronics, Llc Sales (USA) |
| A395X55 | David Brown Hydraulics Inc Dba Hydreco (USA) |
| 2-512-001-867 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2-236 | Amfac Distribution Corp Amfac Supply Co Amfac Fluid Power (USA) |
NSN 5331-00-451-9005 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-451-9005 has 14 cross-referenced part numbers: AS568B-236 (Sae International Dba Sae International), M00-50186-G1ITEM21 (Leslie Controls, Inc. Dba Leslie Controls Inc), AS568B-236 (Society of Automotive Engineers Inc), N0674 2-236 (Parker-Hannifin Corp Div O-Ring Division), 2-236N674-70 (Zf Industrieantriebe Witten Gmbh) and 9 more.
There are 12 known substitutes for 5331-00-451-9005: 4720-00-274-1154, 5360-00-391-8565, 5935-00-776-9239 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS568B-236: Outside Diameter: 3.480 INCHES MINIMUM AND 3.544 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Elongation Percentage: 331 MAXIMUM. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-451-9005 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.