PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J100BUniversal Joint,vehicular

Altra Industrial Motion Corp. · NSN 2520-00-337-7077 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-337-7077 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-337-7077. Primary manufacturer part number: J100B.
Features
  • Universal Joint,vehicular — FSC 2520
  • FSC Application Data: STEERING SHAFT,HOWITZER,SELF PROPELLED,FULL TRACKED
  • Outside Diameter: 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
  • Outside Shape: ROUND
  • Length From Universal Joint Spider Centerline to Hub End: 1.688 INCHES NOMINAL IN
  • Major Diameter: 0.499 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • 3 verified cross-references
  • Primary manufacturer: Altra Industrial Motion Corp.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Universal Joint,vehicular, cataloged under National Stock Number 2520-00-337-7077, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Altra Industrial Motion Corp.. 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-337-7077
Primary Part NumberJ100B
Item NameUniversal Joint,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerAltra Industrial Motion Corp.
StatusACTIVE
FSC Application DataSTEERING SHAFT,HOWITZER,SELF PROPELLED,FULL TRACKED
Outside Diameter0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Outside ShapeROUND
Length From Universal Joint Spider Centerline to Hub End1.688 INCHES NOMINAL IN
Major Diameter0.499 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5120-00-045-6536J4255 INTERCHANGEABLE
Puller,mechanical
The Stanley Works Dba Stanley Proto
5905-00-123-526725953-2-13 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ward Leonard Ct Llc
5210-00-221-20915210-00-221-2091 INTERCHANGEABLE
Caliper,slide
General Services Administration Federal Supply Service
5310-00-394-6439 INTERCHANGEABLE
Nut,plain,cap
2915-00-611-53724255 INTERCHANGEABLE
Diffuser Case Assy
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
2520-01-040-83285-330X INTERCHANGEABLE
Spider,universal Joint,vehicular
Dana Corp Spicer Transmission Div
6240-01-260-22564255 INTERCHANGEABLE
Lamp,incandescent
Southern Ambulance Builders Co Inc Dba Sabc Inc
6515-01-554-5622SU2542 INTERCHANGEABLE
Forceps,tissue
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
4255 Lovejoy, Llc Div Lovejoy (USA)
7995749 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
J100B PRIMARY Altra Industrial Motion Corp. (USA)
Related Parts
5120-00-045-6536INTERCHANGEABLE
PULLER,MECHANICAL
J4255
5905-00-123-5267INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
25953-2-13
5210-00-221-2091INTERCHANGEABLE
CALIPER,SLIDE
5210-00-221-2091
5310-00-394-6439INTERCHANGEABLE
NUT,PLAIN,CAP
2915-00-611-5372INTERCHANGEABLE
DIFFUSER CASE ASSY
4255
2520-01-040-8328INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
5-330X
6240-01-260-2256INTERCHANGEABLE
LAMP,INCANDESCENT
4255
6515-01-554-5622INTERCHANGEABLE
FORCEPS,TISSUE
SU2542

Frequently Asked Questions

What is NSN 2520-00-337-7077?

NSN 2520-00-337-7077 is a Universal Joint,vehicular, manufactured by Altra Industrial Motion Corp., classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-337-7077?

NSN 2520-00-337-7077 has 3 cross-referenced part numbers: 4255 (Lovejoy, Llc Div Lovejoy), 7995749 (U S Army Tank Automotive Command Amsta-Im-Mm), J100B (Altra Industrial Motion Corp.).

What NSN replaces 2520-00-337-7077?

There are 8 known substitutes for 2520-00-337-7077: 5120-00-045-6536, 5905-00-123-5267, 5210-00-221-2091 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J100B?

Key specifications for J100B: FSC Application Data: STEERING SHAFT,HOWITZER,SELF PROPELLED,FULL TRACKED; Outside Diameter: 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Special Features: CONNECTION END TYPE: HUB; Outside Shape: ROUND. 7 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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