The O-Ring, cataloged under National Stock Number 5331-01-309-3625, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Flywheel Supply Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-Ring (FSG 53) |
| Manufacturers | Flywheel Supply Llc (CAGE 833H8); Essex Brass Corporation (CAGE 20969) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-309-3625 |
| Primary Part Number | R53 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Flywheel Supply Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R53 PRIMARY | Flywheel Supply Llc (USA) |
| 104-A DET 7 | Essex Brass Corporation (USA) |
NSN 5331-01-309-3625 is a O-Ring, manufactured by Flywheel Supply Llc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-309-3625 has 2 cross-referenced part numbers: R53 (Flywheel Supply Llc), 104-A DET 7 (Essex Brass Corporation).
There are 7 known substitutes for 5331-01-309-3625: 3413-00-221-8714, 6610-00-652-8344, 6675-01-003-1109 and 4 more. Verify interchangeability with system specifications before substitution.