The O-Ring, cataloged under National Stock Number 5331-00-476-5340, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-476-5340 |
| Primary Part Number | 26051 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. |
| Status | ACTIVE |
| Center Hole Diameter | 3.844 INCHES MINIMUM AND 3.874 INCHES MAXIMUM IN |
| Material | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 26051 PRIMARY | Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA) |
NSN 5331-00-476-5340 is a O-Ring, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-476-5340 has 1 cross-referenced part number: 26051 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).
There are 7 known substitutes for 5331-00-476-5340: 5950-00-051-5562, 5310-00-188-6523, 4820-00-622-5974 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 26051: Center Hole Diameter: 3.844 INCHES MINIMUM AND 3.874 INCHES MAXIMUM IN; Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.