The Retainer,seal, cataloged under National Stock Number 5330-01-520-9657, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Paccar Winch Inc Dba Paccar Winch Division. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-520-9657 |
| Primary Part Number | 25746 |
| Item Name | Retainer,seal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Paccar Winch Inc Dba Paccar Winch Division |
| Status | ACTIVE |
| FSC Application Data | WINCH BRAKE PISTON SEAL |
| Material | IRON CAST OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 25746 PRIMARY | Paccar Winch Inc Dba Paccar Winch Division (USA) |
| Reference | Meaning |
|---|---|
| 25746 | 5/9 Secondary reference Winches, Inc |
NSN 5330-01-520-9657 is a Retainer,seal, manufactured by Paccar Winch Inc Dba Paccar Winch Division, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-520-9657 has 1 manufacturer part number on file: 25746 (Paccar Winch Inc Dba Paccar Winch Division).
Key specifications for 25746: FSC Application Data: WINCH BRAKE PISTON SEAL; Part Name Assigned by Controlling Agency: PISTON RING; Material: IRON CAST OVERALL. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.