The O-Ring, cataloged under National Stock Number 5331-01-086-4931, 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 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-086-4931 |
| Primary Part Number | AS568-233 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Material | RUBBER SILICONE CLASS Q |
| Hardness Rating | 50.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 3.137 INCHES NOMINAL IN |
| Center Hole Diameter | 2.835 INCHES MINIMUM AND 2.883 INCHES MAXIMUM IN |
| Temp Rating | -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS568-233 PRIMARY | Sae International Dba Sae International (USA) |
| 8220B | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS568-233AMS3303 | Society of Automotive Engineers Inc (USA) |
| AS568-233 | Society of Automotive Engineers Inc (USA) |
| AS568-233AMS330 3 | Zf Industrieantriebe Witten Gmbh (DEU) |
NSN 5331-01-086-4931 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-086-4931 has 5 cross-referenced part numbers: AS568-233 (Sae International Dba Sae International), 8220B (Zf Industrieantriebe Witten Gmbh), AS568-233AMS3303 (Society of Automotive Engineers Inc), AS568-233 (Society of Automotive Engineers Inc), AS568-233AMS330 3 (Zf Industrieantriebe Witten Gmbh).
There are 2 known substitutes for 5331-01-086-4931: 5331-00-165-1951, 5330-01-181-8104. Verify interchangeability with system specifications before substitution.
Key specifications for AS568-233: Material: RUBBER SILICONE CLASS Q; Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL; Outside Diameter: 3.137 INCHES NOMINAL IN; Center Hole Diameter: 2.835 INCHES MINIMUM AND 2.883 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.