The O-Ring, cataloged under National Stock Number 5331-01-539-2451, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Brunswick Corp Dba Mercury Marine Div Mercury Marine. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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 | 5331-01-539-2451 |
| Primary Part Number | 25-90196 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Brunswick Corp Dba Mercury Marine Div Mercury Marine |
| Status | ACTIVE |
| Cross-Sectional Height | 0.139 INCHES NOMINAL IN |
| Center Hole Diameter | 0.921 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5331-01-539-2451 is a O-Ring, manufactured by Brunswick Corp Dba Mercury Marine Div Mercury Marine, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-539-2451 has 3 cross-referenced part numbers: 90196 (Marine Power International Pty Ltd Brunswick Asia Pacific Group), 25-90196 (Marine Power International Pty Ltd Brunswick Asia Pacific Group), 25-90196 (Brunswick Corp Dba Mercury Marine Div Mercury Marine).
There is 1 known substitute for 5331-01-539-2451: 5940-00-683-4339. Verify interchangeability with system specifications before substitution.
Key specifications for 25-90196: Cross-Sectional Height: 0.139 INCHES NOMINAL IN; End Item Identification: ENGINE,OUTBOARD 225,STANDARD ROTAT; Center Hole Diameter: 0.921 INCHES NOMINAL IN; Special Features: REFERENCE DATA LITERATURE: MERCURY(4STROKE) EFI SWB) N5DGRD CYLINDER BLOCK, REF ITEM 46. 4 total characteristics are documented in the Federal Logistics Information System.