PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

89-66-11Shifter Fork,vehicular

Dana Corp Spicer Transmission Div · NSN 2520-00-557-7568 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-557-7568 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-557-7568. Primary manufacturer part number: 89-66-11.
Features
  • Shifter Fork,vehicular — FSC 2520
  • Features Provided: CASEHARDENED PAD
  • Fork End Width: 0.547 INCHES MINIMUM AND 0.552 INCHES MAXIMUM IN
  • Material Document and Classification: MIL-S-13048-CANCELLED MIL SPEC SINGLE MATERIAL RESPONSE
  • Mounting Hole Size: 1.124 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
  • Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Dana Corp Spicer Transmission Div
Applications
  • Applications requiring Steel construction
General Description

The Shifter Fork,vehicular, cataloged under National Stock Number 2520-00-557-7568, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-557-7568
Primary Part Number89-66-11
Item NameShifter Fork,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerDana Corp Spicer Transmission Div
StatusACTIVE
Features ProvidedCASEHARDENED PAD
Fork End Width0.547 INCHES MINIMUM AND 0.552 INCHES MAXIMUM IN
Material Document and ClassificationMIL-S-13048-CANCELLED MIL SPEC SINGLE MATERIAL RESPONSE
Mounting Hole Size1.124 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4320-00-050-0146 INTERCHANGEABLE
Parts Kit,hydraulic Pump
5905-00-114-0711 INTERCHANGEABLE
Resistor,fixed,composition
6340-01-276-9098896611 INTERCHANGEABLE
Sensing Element,fire Detector Sy
Kidde Technologies, Inc Div Kidde Aerospace and Defense
Cross-Reference Index
Part NumberManufacturer
89-66-11 Spalla Inc (USA)
89-66-11 PRIMARY Dana Corp Spicer Transmission Div (USA)
5577568 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
4320-00-050-0146INTERCHANGEABLE
PARTS KIT,HYDRAULIC PUMP
5905-00-114-0711INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
6340-01-276-9098INTERCHANGEABLE
SENSING ELEMENT,FIRE DETECTOR SY
896611

Frequently Asked Questions

What is NSN 2520-00-557-7568?

NSN 2520-00-557-7568 is a Shifter Fork,vehicular, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-557-7568?

NSN 2520-00-557-7568 has 3 cross-referenced part numbers: 89-66-11 (Spalla Inc), 89-66-11 (Dana Corp Spicer Transmission Div), 5577568 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2520-00-557-7568?

There are 3 known substitutes for 2520-00-557-7568: 4320-00-050-0146, 5905-00-114-0711, 6340-01-276-9098. Verify interchangeability with system specifications before substitution.

What are the specifications of 89-66-11?

Key specifications for 89-66-11: Overall Width: 8.875 INCHES NOMINAL IN; Features Provided: CASEHARDENED PAD; Fork End Width: 0.547 INCHES MINIMUM AND 0.552 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-13048-CANCELLED MIL SPEC SINGLE MATERIAL RESPONSE. 8 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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