The O-Ring, cataloged under National Stock Number 5331-01-304-2371, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-Ring (FSG 53) |
| Manufacturers | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (CAGE 28968) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-304-2371 |
| Primary Part Number | 59-618 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 0112L2 ITEM 35 | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| 59-618 PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
NSN 5331-01-304-2371 is a O-Ring, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-304-2371 has 2 cross-referenced part numbers: 0112L2 ITEM 35 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 59-618 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
There are 3 known substitutes for 5331-01-304-2371: 5340-00-470-5925, 4320-00-949-4590, 5342-01-189-7902. Verify interchangeability with system specifications before substitution.