The O-Ring, cataloged under National Stock Number 5331-00-995-2601, 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 5 commercial cross-references from 3 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 | 5331-00-995-2601 |
| Primary Part Number | 2-274C873-70 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Outside Diameter | 10.199 INCHES MINIMUM AND 10.325 INCHES MAXIMUM IN |
| Center Hole Diameter | 9.954 INCHES MINIMUM AND 10.014 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Temp Rating | -35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-274 | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| 2-274C147-7 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2-274C873-70 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-274 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2-274 C147-7 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-00-995-2601 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-995-2601 has 5 cross-referenced part numbers: 2-274 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), 2-274C147-7 (Zf Industrieantriebe Witten Gmbh), 2-274C873-70 (Parker-Hannifin Corp Div O-Ring Division), 2-274 (Zf Industrieantriebe Witten Gmbh), 2-274 C147-7 (Parker-Hannifin Corp Div O-Ring Division).
There are 12 known substitutes for 5331-00-995-2601: 5985-00-031-3993, 5330-00-157-0075, 5975-00-241-3657 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2-274C873-70: Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Material: RUBBER CHLOROPRENE CLASS CR; Outside Diameter: 10.199 INCHES MINIMUM AND 10.325 INCHES MAXIMUM IN; Center Hole Diameter: 9.954 INCHES MINIMUM AND 10.014 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.