The O-Ring, cataloged under National Stock Number 5331-00-881-2666, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-881-2666 |
| Primary Part Number | AS568-252 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Material | RUBBER SYNTHETIC |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Center Hole Diameter | 5.199 INCHES MINIMUM AND 5.269 INCHES MAXIMUM IN |
| Outside Diameter | 5.512 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 283550-1902 | Atlantic Inertial Systems Limited (GBR) |
| 2-252 N674-7 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AS568-252 PRIMARY | Sae International Dba Sae International (USA) |
| 37601 | Ausco Products Inc (USA) |
| 2-252-N674-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AS568-252 | Society of Automotive Engineers Inc (USA) |
| 2-252N674-70 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2-252 N674-70 | Flather and Co Inc (USA) |
NSN 5331-00-881-2666 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-881-2666 has 8 cross-referenced part numbers: 283550-1902 (Atlantic Inertial Systems Limited), 2-252 N674-7 (Parker-Hannifin Corp Div O-Ring Division), AS568-252 (Sae International Dba Sae International), 37601 (Ausco Products Inc), 2-252-N674-70 (Parker-Hannifin Corp Div O-Ring Division) and 3 more.
There are 5 known substitutes for 5331-00-881-2666: 5330-00-734-2554, 6130-00-992-2294, 5940-01-231-1872 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS568-252: Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Center Hole Diameter: 5.199 INCHES MINIMUM AND 5.269 INCHES MAXIMUM IN; Outside Diameter: 5.512 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.