The O-Ring, cataloged under National Stock Number 5331-00-905-4051, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-905-4051 |
| Primary Part Number | 145640 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Center Hole Diameter | 7.945 INCHES MINIMUM AND 8.005 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 145640 | Cummins Inc. (USA) |
NSN 5331-00-905-4051 is a O-Ring, manufactured by Cummins Inc., classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-905-4051 has 1 cross-referenced part number: 145640 (Cummins Inc.).
There is 1 known substitute for 5331-00-905-4051: 6680-00-871-0460. Verify interchangeability with system specifications before substitution.
Key specifications for 145640: Center Hole Diameter: 7.945 INCHES MINIMUM AND 8.005 INCHES MAXIMUM IN; Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 total characteristics are documented in the Federal Logistics Information System.