The Seal,plain, cataloged under National Stock Number 5330-01-661-9587, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Yancey Bros. Co. Dba Caterpillar Authorized Dealer Div Yancey Bros Co, Cat Rental Store, Yancey Power Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-661-9587 |
| Primary Part Number | 025100012 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Yancey Bros. Co. Dba Caterpillar Authorized Dealer Div Yancey Bros Co, Cat Rental Store, Yancey Power Systems |
| Status | ACTIVE |
| 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 |
|---|---|
| 025100012 PRIMARY | Yancey Bros. Co. Dba Caterpillar Authorized Dealer Div Yancey Bros Co, Cat Rental Store, Yancey Power Systems (USA) |
| Reference | Meaning |
|---|---|
| Z777947 | 5/9 Secondary reference Power Great Lakes, Inc. |
| 025100012 | 5/9 Secondary reference Power Great Lakes, Inc. |
| 4298332 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5330-01-661-9587 is a Seal,plain, manufactured by Yancey Bros. Co. Dba Caterpillar Authorized Dealer Div Yancey Bros Co, Cat Rental Store, Yancey Power Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-661-9587 has 1 manufacturer part number on file: 025100012 (Yancey Bros. Co. Dba Caterpillar Authorized Dealer Div Yancey Bros Co, Cat Rental Store, Yancey Power Systems).
Key specifications for 025100012: Part Name Assigned by Controlling Agency: WASH, SEAL, OIL PAN, CU, HB70582J; End Item Identification: 4210-01-622-0440. 0 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.