PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64A98C238-1Universal Joint,vehicular

Naval Sea Systems Command · NSN 2520-00-110-8643 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-110-8643 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-110-8643. Primary manufacturer part number: 64A98C238-1.
Features
  • Universal Joint,vehicular — FSC 2520
  • Major Diameter: 0.750 INCHES NOMINAL IN
  • Outside Diameter: 0.875 INCHES NOMINAL IN
  • Outside Shape: ROUND
  • Bearing Type: PLAIN
  • Length From Universal Joint Spider Centerline to Hub End: 1.500 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Universal Joint,vehicular, cataloged under National Stock Number 2520-00-110-8643, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-110-8643
Primary Part Number64A98C238-1
Item NameUniversal Joint,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Major Diameter0.750 INCHES NOMINAL IN
Outside Diameter0.875 INCHES NOMINAL IN
Outside ShapeROUND
Bearing TypePLAIN
Length From Universal Joint Spider Centerline to Hub End1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5841-00-090-359120377 INTERCHANGEABLE
Guard
Raytheon Company Dba Raytheon
6130-00-232-522120377 INTERCHANGEABLE
Rectifier,metallic
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5305-00-786-3258 INTERCHANGEABLE
Screw,machine
3455-01-046-148650-10622 4533-G INTERCHANGEABLE
Reamer,machine
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
2815-01-393-462520377 INTERCHANGEABLE
Cylinder Sleeve
Deutz Corporation
Cross-Reference Index
Part NumberManufacturer
64A98C238-1 Standard Mfg Co Inc (USA)
20-377 Apex Tool Group, Llc (USA)
64A98C238-1 PRIMARY Naval Sea Systems Command (USA)
64A98B493-1 Deval Life Cycle Support Llc (USA)
64A98B493-1 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
5841-00-090-3591INTERCHANGEABLE
GUARD
20377
6130-00-232-5221INTERCHANGEABLE
RECTIFIER,METALLIC
20377
5305-00-786-3258INTERCHANGEABLE
SCREW,MACHINE
3455-01-046-1486INTERCHANGEABLE
REAMER,MACHINE
50-10622 4533-G
2815-01-393-4625INTERCHANGEABLE
CYLINDER SLEEVE
20377

Frequently Asked Questions

What is NSN 2520-00-110-8643?

NSN 2520-00-110-8643 is a Universal Joint,vehicular, manufactured by Naval Sea Systems Command, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-110-8643?

NSN 2520-00-110-8643 has 5 cross-referenced part numbers: 64A98C238-1 (Standard Mfg Co Inc), 20-377 (Apex Tool Group, Llc), 64A98C238-1 (Naval Sea Systems Command), 64A98B493-1 (Deval Life Cycle Support Llc), 64A98B493-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 2520-00-110-8643?

There are 5 known substitutes for 2520-00-110-8643: 5841-00-090-3591, 6130-00-232-5221, 5305-00-786-3258 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 64A98C238-1?

Key specifications for 64A98C238-1: Major Diameter: 0.750 INCHES NOMINAL IN; Special Features: WIDTH, FIRST END: 0.125 IN. NOMINAL; CONNECTION END TYPE, BOTH ENDS: HUB;DISTANCE FROM CENTERLINE TO KEYING CENTERLINE TO HUB END: 0.320 INCH NOM. IN; Outside Diameter: 0.875 INCHES NOMINAL IN; Overall Length: 3.000 INCHES NOMINAL IN. 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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