The Inserter and Remover,seal, cataloged under National Stock Number 5120-01-604-5662, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-604-5662 |
| Primary Part Number | 3164660 |
| Item Name | Inserter and Remover,seal |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
NSN 5120-01-604-5662 is a Inserter and Remover,seal, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-604-5662 has 2 manufacturer part numbers on file: 3164660 (Caterpillar Inc Div Caterpillar Defense), T-3164660 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).
Key specifications for 3164660: Special Features: USED WITH 1989-2016 CUMMINS 4BT 3.9L, B SERIES 5.9L, ISB 5.9L, 6.7L, AND PACCAR ENGINE PX-6;USED TO REMOVE THE OLD SEAL AND INSTALL THE NEW CRANKSHAFT REAR OIL SEAL WITHOUT A WEAR SLEEVE; ALTERATIVE TO OEM 3164660; WORKS WITH OIL SEAL OEM NUMBER 3934486, 3926126, 5259499. 0 specifications are documented in the U.S. Government catalog.
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.