The O-Ring, cataloged under National Stock Number 5331-01-623-1002, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Aqua-Chem, Inc. Dba Aqua-Chem Inc (CAGE 0EXU3); Parker-Hannifin Corp Div O-Ring Division (CAGE 02697) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-623-1002 |
| Primary Part Number | E0652 2-342 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 705-D-7591 REV 1 ITEM 6 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 853-10022-000 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| E0652 2-342 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-623-1002 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-623-1002 has 3 manufacturer part numbers on file: 705-D-7591 REV 1 ITEM 6 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 853-10022-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), E0652 2-342 (Parker-Hannifin Corp Div O-Ring Division).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.