FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
General Description
The Differential and Drive Assembly,, cataloged under National Stock Number 2520-01-030-0657, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Differential and Drive Assembly,
FSC / FSG
2520 — Vehicular Power Transmission Components (FSG 25)
Technical Specifications
Parameter
Value
NSN
2520-01-030-0657
Item Name
Differential and Drive Assembly,
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
336C379G01
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-005-4937
CLUTCH PACKAGE
2520-00-006-6257
2520-00-006-6257 · Item name not on file
2520-00-008-9977
SPIDER,UNIVERSAL JOINT,VEHICULAR
2520-00-039-6567
SOCKET
2520-00-242-3316
CLUTCH ASSEMBLY,HUB
2520-00-358-3905
COVER
2520-00-366-7191
COLLAR,SHAFT LINKAGE
2520-00-708-6603
COVER CONTROL LEVER
Frequently Asked Questions
What is NSN 2520-01-030-0657?
NSN 2520-01-030-0657 is a Differential and Drive Assembly,, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
Is NSN 2520-01-030-0657 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.
What is the DEMIL code for NSN 2520-01-030-0657?
NSN 2520-01-030-0657 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.