The O-Ring, cataloged under National Stock Number 5331-01-013-3029, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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 | 5331-01-013-3029 |
| Primary Part Number | 2-044C873-70 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Center Hole Diameter | 3.724 INCHES MINIMUM AND 3.754 INCHES MAXIMUM IN |
| Outside Diameter | 3.846 INCHES MINIMUM AND 3.912 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-044C873-70 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 4044-53 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| P37-433-1PC46 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 2-044C557-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-013-3029 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-013-3029 has 4 cross-referenced part numbers: 2-044C873-70 (Parker-Hannifin Corp Div O-Ring Division), 4044-53 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), P37-433-1PC46 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 2-044C557-70 (Parker-Hannifin Corp Div O-Ring Division).
There are 2 known substitutes for 5331-01-013-3029: 2530-00-080-6572, 2530-00-466-9732. Verify interchangeability with system specifications before substitution.
Key specifications for 2-044C873-70: Temp Rating: -35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER CHLOROPRENE CLASS CR. 6 total characteristics are documented in the Federal Logistics Information System.