NSN 5120-01-662-8145 · NIIN 016628145 · Part number 289-9745
Caterpillar Inc Div Caterpillar Defense · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 11083
Government record, cited
NSN 5120-01-662-8145 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-662-8145. Manufacturer of record part number: 289-9745.
Also searched as5120-01-662-8145 ·
5120016628145 ·
NIIN 016628145 ·
01-662-8145 ·
FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 11083 · 289-9745
Nearby stock numbers← 5120-01-662-8069 Extension, Socket Wrench
·
5120-01-662-8372 Roller, Track Side Mount →
Features
Replacing Tool,engine Valve Seat — FSC 5120
1 manufacturer part number on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 5120-01-662-8145
NIIN: 016628145
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: 289-9745
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Replacing Tool,engine Valve Seat, cataloged under National Stock Number 5120-01-662-8145, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 5120 — Hand Tools, Nonedged, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5120-00-001-2642
ADAPTER,TORQUE WRENCH
5120-00-001-2644
ADAPTER,TORQUE WRENCH
5120-00-001-2650
INSERTER,SEAL
5120-00-001-2651
5120-00-001-2651 · Item name not on file
5120-00-001-2652
INSTALLING TOOL,SHAFT
5120-00-001-2653
REMOVER,PREFORMED PACKING
5120-00-001-2654
REMOVER,PREFORMED PACKING
5120-00-001-2655
SOCKET,WRENCH,FACE SPANNER
Frequently Asked Questions
What is NSN 5120-01-662-8145?
NSN 5120-01-662-8145 is a Replacing Tool,engine Valve Seat, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
What part numbers are listed for NSN 5120-01-662-8145?
NSN 5120-01-662-8145 has 1 manufacturer part number on file: 289-9745 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 289-9745?
Key specifications for 289-9745: Special Features: 290-1351 CYLINDER HEAD AS; FIELD REPLACEMENT ORDER 299-3519-PAGE:104; PART OF 299-3519 CYLINDER HEAD AS, 376-0393 CYLINDER HEAD GP; Part Name Assigned by Controlling Agency: INSERT-VALVE SEAT (EXHAUST); End Item Identification: C32 MARINE ENGINE; RPM1-UP (ENGINE). 0 specifications are documented in the U.S. Government catalog.
Is NSN 5120-01-662-8145 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.