The O-Ring, cataloged under National Stock Number 5331-01-228-0437, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Spx Flow Us, Llc Dba Spx Valves & Controls. 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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-Ring (FSG 53) |
| Manufacturers | Spx Flow Us, Llc Dba Spx Valves & Controls (CAGE 97370) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-228-0437 |
| Primary Part Number | 71132 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Spx Flow Us, Llc Dba Spx Valves & Controls |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 71132 | Spx Flow Us, Llc Dba Spx Valves & Controls (USA) |
| X-74648 PIECE 77 | Spx Flow Us, Llc Dba Spx Valves & Controls (USA) |
NSN 5331-01-228-0437 is a O-Ring, manufactured by Spx Flow Us, Llc Dba Spx Valves & Controls, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-228-0437 has 2 cross-referenced part numbers: 71132 (Spx Flow Us, Llc Dba Spx Valves & Controls), X-74648 PIECE 77 (Spx Flow Us, Llc Dba Spx Valves & Controls).
There are 6 known substitutes for 5331-01-228-0437: 3110-00-155-6701, 5820-00-898-6470, 4720-00-969-5031 and 3 more. Verify interchangeability with system specifications before substitution.