PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18433Clutch Drum

Komatsu America Corporation · NSN 2520-00-163-2462 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-163-2462 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-163-2462. Primary manufacturer part number: 18433.
Features
  • Clutch Drum — FSC 2520
  • General Characteristics Item Description: CAST IRON,13.250 IN.OD,6.438 IN.O/A LG,72 TEETH IN
  • 2 verified cross-references
  • Primary manufacturer: Komatsu America Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Clutch Drum, cataloged under National Stock Number 2520-00-163-2462, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Komatsu America Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-163-2462
Primary Part Number18433
Item NameClutch Drum
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerKomatsu America Corporation
StatusACTIVE
General Characteristics Item DescriptionCAST IRON,13.250 IN.OD,6.438 IN.O/A LG,72 TEETH IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-00-036-167110352NPC17 INTERCHANGEABLE
Diaphragm,valve,flat
Leslie Controls, Inc. Dba Leslie Controls Inc
5935-00-325-5906922562-6D INTERCHANGEABLE
Polarizing Key,electrical Connec
Koehlke Components Inc
5985-01-138-3548R18-433 INTERCHANGEABLE
Waveguide Assembly
Microwave Engineering Corporation
6625-01-260-1804 INTERCHANGEABLE
Meter,special Scale
Cross-Reference Index
Part NumberManufacturer
18433 PRIMARY Komatsu America Corporation (USA)
R18433 Komatsu America Corporation (USA)
Related Parts
4820-00-036-1671INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
10352NPC17
5935-00-325-5906INTERCHANGEABLE
POLARIZING KEY,ELECTRICAL CONNEC
922562-6D
5985-01-138-3548INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
R18-433
6625-01-260-1804INTERCHANGEABLE
METER,SPECIAL SCALE

Frequently Asked Questions

What is NSN 2520-00-163-2462?

NSN 2520-00-163-2462 is a Clutch Drum, manufactured by Komatsu America Corporation, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-163-2462?

NSN 2520-00-163-2462 has 2 cross-referenced part numbers: 18433 (Komatsu America Corporation), R18433 (Komatsu America Corporation).

What NSN replaces 2520-00-163-2462?

There are 4 known substitutes for 2520-00-163-2462: 4820-00-036-1671, 5935-00-325-5906, 5985-01-138-3548 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18433?

Key specifications for 18433: General Characteristics Item Description: CAST IRON,13.250 IN.OD,6.438 IN.O/A LG,72 TEETH IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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