The O-Ring, cataloged under National Stock Number 5331-01-411-0124, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Paccar Winch Inc Dba Paccar Winch Division. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Paccar Winch Inc Dba Paccar Winch Division (CAGE 08302); Central Hydraulics, Inc (CAGE 1XHW0); Reading Truck Equipment, Llc (CAGE 09NM1) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-411-0124 |
| Primary Part Number | 72643 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Paccar Winch Inc Dba Paccar Winch Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 72643 PRIMARY | Paccar Winch Inc Dba Paccar Winch Division (USA) |
| 72643 | Central Hydraulics, Inc (USA) |
| 72643 | Reading Truck Equipment, Llc (USA) |
| Reference | Meaning |
|---|---|
| 30CT93-114 REF3 PC84 | 3/9 Design control — primary reference Nicks Hydraulic Services Inc |
| 72643 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-411-0124 is a O-Ring, manufactured by Paccar Winch Inc Dba Paccar Winch Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-411-0124 has 3 manufacturer part numbers on file: 72643 (Paccar Winch Inc Dba Paccar Winch Division), 72643 (Central Hydraulics, Inc), 72643 (Reading Truck Equipment, Llc).
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.