The O-Ring, cataloged under National Stock Number 5331-00-558-1901, 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 Aerospace Group Headquarters. Government technical data includes 7 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-558-1901 |
| Primary Part Number | 5130-534049-4 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker Hannifin Corporation Div Aerospace Group Headquarters |
| Status | ACTIVE |
| Center Hole Diameter | 0.346 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Elongation Percentage | 510 MAXIMUM |
| Outside Diameter | 0.484 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 SHORE DUROMETER A NOMINAL |
| Temp Rating | -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3-904 N525-60 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| AS568-904 | Society of Automotive Engineers Inc (USA) |
| 3-904N525-60 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 5130-534049-4 PRIMARY | Parker Hannifin Corporation Div Aerospace Group Headquarters (USA) |
| 3-904N525-6 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AMS3212 | Sae International Dba Sae International (USA) |
| AMS3212 | Society of Automotive Engineers Inc (USA) |
| 5331PL1076491 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AS568-904 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| 5331PL1750359 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AS568-904 | Sae International Dba Sae International (USA) |
NSN 5331-00-558-1901 is a O-Ring, manufactured by Parker Hannifin Corporation Div Aerospace Group Headquarters, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-558-1901 has 11 cross-referenced part numbers: 3-904 N525-60 (Parker Hannifin Gmbh O-Ring Division), AS568-904 (Society of Automotive Engineers Inc), 3-904N525-60 (Parker-Hannifin Corp Div O-Ring Division), 5130-534049-4 (Parker Hannifin Corporation Div Aerospace Group Headquarters), 3-904N525-6 (Parker-Hannifin Corp Div O-Ring Division) and 6 more.
There are 12 known substitutes for 5331-00-558-1901: 5331-00-065-0234, 5331-00-167-5172, 5331-00-185-0366 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5130-534049-4: Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Elongation Percentage: 510 MAXIMUM; Outside Diameter: 0.484 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.