The O-Ring, cataloged under National Stock Number 5331-00-903-3955, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Unison Industries Llc. Government technical data includes 3 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-903-3955 |
| Primary Part Number | 710701 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Center Hole Diameter | 0.631 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 710701 PRIMARY | Unison Industries Llc (USA) |
| 71518 | Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense (USA) |
| 71518/710701 | Unison Industries Llc (USA) |
| 710701 | Unison Industries, Llc Dba Unison Industries Inc (USA) |
| 71518/710701 | Unison Industries, Llc Dba Unison Industries Inc (USA) |
NSN 5331-00-903-3955 is a O-Ring, manufactured by Unison Industries Llc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-903-3955 has 5 cross-referenced part numbers: 710701 (Unison Industries Llc), 71518 (Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense), 71518/710701 (Unison Industries Llc), 710701 (Unison Industries, Llc Dba Unison Industries Inc), 71518/710701 (Unison Industries, Llc Dba Unison Industries Inc).
There are 4 known substitutes for 5331-00-903-3955: 6625-00-148-0676, 5950-00-482-0451, 5998-01-292-1295 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 710701: Center Hole Diameter: 0.631 INCHES MINIMUM AND 0.651 INCHES MAXIMUM IN; Cross-Sectional Height: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Material: RUBBER. 3 total characteristics are documented in the Federal Logistics Information System.