NSN 2520-00-430-9504 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-430-9504. Manufacturer of record part number: 21915.
Also searched as2520-00-430-9504 ·
2520004309504 ·
NIIN 004309504 ·
00-430-9504 ·
FSC 2520 Vehicular Power Transmission Components · CAGE 23926 · 21915 · R21915
Manufacturer of record: Komatsu America Corporation
Identification
NSN: 2520-00-430-9504
NIIN: 004309504
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 21915
Manufacturer: Komatsu America Corporation
General Description
The Gear,drive,rear A,l, cataloged under National Stock Number 2520-00-430-9504, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Komatsu America Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Gear,drive,rear A,l
FSC / FSG
2520 — Vehicular Power Transmission Components (FSG 25)
Manufacturers
Komatsu America Corporation (CAGE 23926)
Technical Specifications
Parameter
Value
NSN
2520-00-430-9504
Primary Part Number
21915
Item Name
Gear,drive,rear A,l
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Manufacturer
Komatsu America Corporation
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5977-00-951-544621915POSSIBLE MATCH
BRUSH,ELECTRICAL CONTACT
Possible match (shared part number)A. O. Smith Corporation Dba a O Smith Corp
5998-01-073-6875POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)
5961-01-169-65101N5314POSSIBLE MATCH
SEMICONDUCTOR DEVICE,DIODE
Possible match (shared part number)Crystalonics, Inc.
5950-01-407-8548232281-1POSSIBLE MATCH
COIL,ELECTRICAL
Possible match (shared part number)Cubic Defense Applications, Inc.
NSN 2520-00-430-9504 is a Gear,drive,rear A,l, manufactured by Komatsu America Corporation, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What part numbers are listed for NSN 2520-00-430-9504?
NSN 2520-00-430-9504 has 1 manufacturer part number on file: 21915 (Komatsu America Corporation).
What NSN replaces 2520-00-430-9504?
4 possible matches (shared part number, not a government interchangeability claim): 5977-00-951-5446, 5998-01-073-6875, 5961-01-169-6510. Verify interchangeability with system specifications before substitution.
Is NSN 2520-00-430-9504 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.