The O-Ring, cataloged under National Stock Number 5331-01-143-8252, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Belshaw Bros., Inc. Dba Belshaw Bros Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-143-8252 |
| Primary Part Number | 80737 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Belshaw Bros., Inc. Dba Belshaw Bros Inc |
| Status | ACTIVE |
| Material | RUBBER SYNTHETIC |
| Center Hole Diameter | 1.728 INCHES MINIMUM AND 1.740 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.136 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 80737 | Belshaw Bros., Inc. Dba Belshaw Bros Inc (USA) |
| MDD-1000-2 | Belshaw Bros., Inc. Dba Belshaw Bros Inc (USA) |
NSN 5331-01-143-8252 is a O-Ring, manufactured by Belshaw Bros., Inc. Dba Belshaw Bros Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-143-8252 has 2 cross-referenced part numbers: 80737 (Belshaw Bros., Inc. Dba Belshaw Bros Inc), MDD-1000-2 (Belshaw Bros., Inc. Dba Belshaw Bros Inc).
There are 6 known substitutes for 5331-01-143-8252: 5330-00-245-6798, 4935-00-653-1034, 5331-01-143-6328 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 80737: Material: RUBBER SYNTHETIC; Center Hole Diameter: 1.728 INCHES MINIMUM AND 1.740 INCHES MAXIMUM IN; Cross-Sectional Height: 0.136 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.