PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

24221Countershaft

Komatsu America Corporation · NSN 2520-00-163-2476 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-163-2476 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-163-2476. Primary manufacturer part number: 24221.
Features
  • Countershaft — FSC 2520
  • 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 Countershaft, cataloged under National Stock Number 2520-00-163-2476, 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. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCountershaft
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersKomatsu America Corporation (CAGE 23926)
Technical Specifications
ParameterValue
NSN2520-00-163-2476
Primary Part Number24221
Item NameCountershaft
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerKomatsu America Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5133-00-262-2162 INTERCHANGEABLE
Drill,twist
4820-00-947-397424221-P INTERCHANGEABLE
Valve,angle
Primore Sales Inc
8030-01-104-5392AN0321 INTERCHANGEABLE
Sealing Compound
Saftlok International Corp.
5935-01-313-605524221 INTERCHANGEABLE
Shell,electrical Connector
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
3130-01-339-134524221 INTERCHANGEABLE
Bearing Unit,ball
Burch Company Inc, the
5998-01-349-2295 INTERCHANGEABLE
Circuit Card Assembly
5305-01-389-739124221 INTERCHANGEABLE
Screw,machine
Basler Electric Co
8030-01-516-0406LOCTITE 24221 10CC INTERCHANGEABLE
Sealing Compound
Loctite Corp
5977-01-519-494524221 INTERCHANGEABLE
Electrode
A. O. Smith Corporation Dba a O Smith Corp
5340-01-538-0174 INTERCHANGEABLE
Bracket,mounting
Cross-Reference Index
Part NumberManufacturer
R24221 Komatsu America Corporation (USA)
24221 PRIMARY Komatsu America Corporation (USA)
Related Parts
5133-00-262-2162INTERCHANGEABLE
DRILL,TWIST
4820-00-947-3974INTERCHANGEABLE
VALVE,ANGLE
24221-P
8030-01-104-5392INTERCHANGEABLE
SEALING COMPOUND
AN0321
5935-01-313-6055INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
24221
3130-01-339-1345INTERCHANGEABLE
BEARING UNIT,BALL
24221
5998-01-349-2295INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5305-01-389-7391INTERCHANGEABLE
SCREW,MACHINE
24221
8030-01-516-0406INTERCHANGEABLE
SEALING COMPOUND
LOCTITE 24221 10CC
5977-01-519-4945INTERCHANGEABLE
ELECTRODE
24221
5340-01-538-0174INTERCHANGEABLE
BRACKET,MOUNTING
5305-01-556-6641INTERCHANGEABLE
SCREW,MACHINE
24221

Frequently Asked Questions

What is NSN 2520-00-163-2476?

NSN 2520-00-163-2476 is a Countershaft, manufactured by Komatsu America Corporation, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-163-2476?

NSN 2520-00-163-2476 has 2 cross-referenced part numbers: R24221 (Komatsu America Corporation), 24221 (Komatsu America Corporation).

What NSN replaces 2520-00-163-2476?

There are 11 known substitutes for 2520-00-163-2476: 5133-00-262-2162, 4820-00-947-3974, 8030-01-104-5392 and 8 more. Verify interchangeability with system specifications before substitution.

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