The Power Stud, cataloged under National Stock Number 5340-01-566-1530, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-566-1530 |
| Primary Part Number | 221-9778 |
| Item Name | Power Stud |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 221-9778 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 221-9778 | Finning (uk) Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 14KP685 | 5/9 Secondary reference Oshkosh Corp |
| 12KP685 | 5/9 Secondary reference Oshkosh Defense Llc |
| 12KP685 | 5/9 Secondary reference Oshkosh Corp |
NSN 5340-01-566-1530 is a Power Stud, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-566-1530 has 2 manufacturer part numbers on file: 221-9778 (Caterpillar Inc Div Caterpillar Defense), 221-9778 (Finning (uk) Ltd).
Key specifications for 221-9778: Part Name Assigned by Controlling Agency: PULLER STUD; End Item Identification: 2320-01-542-7628;TRUCK,CARGO,22.5 TON,10X10,LVSR;MODEL NUMBER MKR18;MRAP-CAIMAN. 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.