The O-Ring, cataloged under National Stock Number 5331-00-055-5048, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-055-5048 |
| Primary Part Number | 5-137-47-071 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 0.770 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| Elongation Percentage | 250 MAXIMUM |
| Cross-Sectional Height | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5-137-47-071 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AMS-R-7362 TY 1 | Society of Automotive Engineers Inc (USA) |
| 5-137-47-071 | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| AMS-R-7362 TY 1 | Sae International Dba Sae International (USA) |
NSN 5331-00-055-5048 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-055-5048 has 4 cross-referenced part numbers: 5-137-47-071 (Parker-Hannifin Corp Div O-Ring Division), AMS-R-7362 TY 1 (Society of Automotive Engineers Inc), 5-137-47-071 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), AMS-R-7362 TY 1 (Sae International Dba Sae International).
There is 1 known substitute for 5331-00-055-5048: 5331-00-952-7400. Verify interchangeability with system specifications before substitution.
Key specifications for 5-137-47-071: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 0.770 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN; Elongation Percentage: 250 MAXIMUM; Cross-Sectional Height: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.