The O-Ring, cataloged under National Stock Number 5331-00-801-8678, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-801-8678 |
| Primary Part Number | PRP143-32142-70 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | CANCELLED |
| Center Hole Diameter | 1.727 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 1.943 INCHES NOMINAL IN |
| Elongation Percentage | 250 MAXIMUM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| PRP143-32142-70 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| MS29561-132 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS29561-132 | Aviation Spares and Repairs Ltd (GBR) |
| 2-132 47-071 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| MS29561-132 PRIMARY | Sae International Dba Sae International (USA) |
| MS29561-132 | Society of Automotive Engineers Inc (USA) |
| 2-132 47-071 | Dolly Mfg Corp (USA) |
| OR1-132 | Orion S/a (BRA) |
| SAE-AS29561 | Sae International Dba Sae International (USA) |
NSN 5331-00-801-8678 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-801-8678 has 9 cross-referenced part numbers: PRP143-32142-70 (Parker Hannifin Corporation Div O-Ring Division), MS29561-132 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS29561-132 (Aviation Spares and Repairs Ltd), 2-132 47-071 (Parker-Hannifin Corp Div O-Ring Division), MS29561-132 (Sae International Dba Sae International) and 4 more.
There is 1 known substitute for 5331-00-801-8678: 5331-00-007-0180. Verify interchangeability with system specifications before substitution.
Key specifications for PRP143-32142-70: Center Hole Diameter: 1.727 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Outside Diameter: 1.943 INCHES NOMINAL IN; Elongation Percentage: 250 MAXIMUM. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-801-8678 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.