The O-Ring, cataloged under National Stock Number 5331-00-843-4611, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-843-4611 |
| Primary Part Number | AS3578-270 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Hardness Rating | 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN |
| Material Document and Classification | AMS-7271 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 9.204 INCHES MINIMUM AND 9.320 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| PRP270-7446 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2-270 N506-65 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| AS3578-270 | Society of Automotive Engineers Inc (USA) |
| AS3578-270 PRIMARY | Sae International Dba Sae International (USA) |
| MS9021-270 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 270-7446 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2-270 N506-65 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| PRP568-270-4024-65 | Parco, Llc (USA) |
| SAE-AS3578 | Sae International Dba Sae International (USA) |
| AS568-270AMS7271 | Society of Automotive Engineers Inc (USA) |
| AS568-270AMS7271 | Sae International Dba Sae International (USA) |
NSN 5331-00-843-4611 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-843-4611 has 11 cross-referenced part numbers: PRP270-7446 (Parker Hannifin Corporation Div O-Ring Division), 2-270 N506-65 (Parker Hannifin Gmbh O-Ring Division), AS3578-270 (Society of Automotive Engineers Inc), AS3578-270 (Sae International Dba Sae International), MS9021-270 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.
There are 2 known substitutes for 5331-00-843-4611: 5331-00-291-3272, 5998-01-360-6462. Verify interchangeability with system specifications before substitution.
Key specifications for AS3578-270: Hardness Rating: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN; Material Document and Classification: AMS-7271 ASSN STD SINGLE MATERIAL RESPONSE. 6 total characteristics are documented in the Federal Logistics Information System.