PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

374991C11Disk,clutch,vehicular

Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ · NSN 2520-00-875-8278 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-875-8278 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-875-8278. Primary manufacturer part number: 374991C11.
Features
  • Disk,clutch,vehicular — FSC 2520
  • Disk Material: STEEL
  • Spline Major Diameter: 6.000 INCHES NOMINAL IN
  • Disk Type: INTERNAL SLOT
  • Design Type: DRY
  • Flexibility: RIGID
  • 5 verified cross-references
  • Primary manufacturer: Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disk,clutch,vehicular, cataloged under National Stock Number 2520-00-875-8278, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-875-8278
Primary Part Number374991C11
Item NameDisk,clutch,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerNavistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
StatusACTIVE
Disk MaterialSTEEL
Spline Major Diameter6.000 INCHES NOMINAL IN
Disk TypeINTERNAL SLOT
Design TypeDRY
FlexibilityRIGID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-155-9144 INTERCHANGEABLE
Bearing,ball,thrust
Cross-Reference Index
Part NumberManufacturer
T15793 Deere & Co (USA)
10P704 White Farm Equipment Co Sub of Tic Investment Inc (USA)
374991C11 PRIMARY Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
A3203 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
A3203D PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
3110-00-155-9144INTERCHANGEABLE
BEARING,BALL,THRUST

Frequently Asked Questions

What is NSN 2520-00-875-8278?

NSN 2520-00-875-8278 is a Disk,clutch,vehicular, manufactured by Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-875-8278?

NSN 2520-00-875-8278 has 5 cross-referenced part numbers: T15793 (Deere & Co), 10P704 (White Farm Equipment Co Sub of Tic Investment Inc), 374991C11 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), A3203 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), A3203D (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 2520-00-875-8278?

There is 1 known substitute for 2520-00-875-8278: 3110-00-155-9144. Verify interchangeability with system specifications before substitution.

What are the specifications of 374991C11?

Key specifications for 374991C11: Disk Material: STEEL; Spline Major Diameter: 6.000 INCHES NOMINAL IN; Disk Type: INTERNAL SLOT; Design Type: DRY. 5 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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