PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12288129Disk,clutch,vehicular

Allison Transmission Inc Dba Allison Transmission, Inc · NSN 2520-01-128-5667 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-01-128-5667 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-128-5667. Primary manufacturer part number: 12288129.
Features
  • Disk,clutch,vehicular — FSC 2520
  • Flexibility: RIGID
  • Disk Type: INTERNAL TEETH
  • Spline Major Diameter: 7.622 INCHES NOMINAL IN
  • Design Type: DRY
  • Features Provided: FRICTION MATERIAL FACING AND MATERIAL FACING GROOVE
  • Teeth Quantity Per Disk: 48
  • Construction: SOLID
Applications
  • Applications requiring Steel construction
General Description

The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-128-5667, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2520-01-128-5667
Primary Part Number12288129
Item NameDisk,clutch,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerAllison Transmission Inc Dba Allison Transmission, Inc
StatusCANCELLED
FlexibilityRIGID
Disk TypeINTERNAL TEETH
Spline Major Diameter7.622 INCHES NOMINAL IN
Design TypeDRY
Features ProvidedFRICTION MATERIAL FACING AND MATERIAL FACING GROOVE
Teeth Quantity Per Disk48
ConstructionSOLID
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5315-00-010-6750 INTERCHANGEABLE
Key,woodruff
2810-00-118-8969106750 INTERCHANGEABLE
Guide,engine Poppet Valve Tappet
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5315-00-616-5525MS35756-9 INTERCHANGEABLE
Key,woodruff
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
12288129 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
MPC4350 The S K Wellman Corp Dba Wellman Friction Products (USA)
1-06750 Friction Holdings, Llc Dba Friction Products Co Div Raybestos Powertrain (USA)
23015583 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
MPC5831 The S K Wellman Corp Dba Wellman Friction Products (USA)
MPC5831 Cmbf Products Inc (USA)
12288129 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5315-00-010-6750INTERCHANGEABLE
KEY,WOODRUFF
2810-00-118-8969INTERCHANGEABLE
GUIDE,ENGINE POPPET VALVE TAPPET
106750
5315-00-616-5525INTERCHANGEABLE
KEY,WOODRUFF
MS35756-9

Frequently Asked Questions

What is NSN 2520-01-128-5667?

NSN 2520-01-128-5667 is a Disk,clutch,vehicular, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-01-128-5667?

NSN 2520-01-128-5667 has 7 cross-referenced part numbers: 12288129 (Allison Transmission Inc Dba Allison Transmission, Inc), MPC4350 (The S K Wellman Corp Dba Wellman Friction Products), 1-06750 (Friction Holdings, Llc Dba Friction Products Co Div Raybestos Powertrain), 23015583 (Allison Transmission Inc Dba Allison Transmission, Inc), MPC5831 (The S K Wellman Corp Dba Wellman Friction Products) and 2 more.

What NSN replaces 2520-01-128-5667?

There are 3 known substitutes for 2520-01-128-5667: 5315-00-010-6750, 2810-00-118-8969, 5315-00-616-5525. Verify interchangeability with system specifications before substitution.

What are the specifications of 12288129?

Key specifications for 12288129: Flexibility: RIGID; Disk Type: INTERNAL TEETH; End Item Identification: 2350-01-087-1095; Spline Major Diameter: 7.622 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2520-01-128-5667 still in active supply?

NSN 2520-01-128-5667 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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