PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3975JYoke,universal Joint,vehicular

Rockford Powertrain Inc Div Powertrain Rockford, Inc. · NSN 2520-01-063-5331 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-01-063-5331 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-063-5331. Primary manufacturer part number: 3975J.
Features
  • Yoke,universal Joint,vehicular — FSC 2520
  • 4 verified cross-references
  • Primary manufacturer: Rockford Powertrain Inc Div Powertrain Rockford, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Yoke,universal Joint,vehicular, cataloged under National Stock Number 2520-01-063-5331, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-01-063-5331
Primary Part Number3975J
Item NameYoke,universal Joint,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerRockford Powertrain Inc Div Powertrain Rockford, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1660-00-347-071814609 INTERCHANGEABLE
Plate,diaphragm Backing
Honeywell International, Inc Div Aerospace-Tucson
2920-00-640-7518 INTERCHANGEABLE
Regulator,engine Generator
5320-00-702-2833NAS1460-09 INTERCHANGEABLE
Pin-Rivet
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5935-01-103-473113058730 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
44-14609 Wheeler Fleet Solutions, Co. (USA)
14609 Tld Wollard Llc (USA)
3975J PRIMARY Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
NW30197 Tld Wollard Llc (USA)
Related Parts
1660-00-347-0718INTERCHANGEABLE
PLATE,DIAPHRAGM BACKING
14609
2920-00-640-7518INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
5320-00-702-2833INTERCHANGEABLE
PIN-RIVET
NAS1460-09
5935-01-103-4731INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
13058730

Frequently Asked Questions

What is NSN 2520-01-063-5331?

NSN 2520-01-063-5331 is a Yoke,universal Joint,vehicular, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-01-063-5331?

NSN 2520-01-063-5331 has 4 cross-referenced part numbers: 44-14609 (Wheeler Fleet Solutions, Co.), 14609 (Tld Wollard Llc), 3975J (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), NW30197 (Tld Wollard Llc).

What NSN replaces 2520-01-063-5331?

There are 4 known substitutes for 2520-01-063-5331: 1660-00-347-0718, 2920-00-640-7518, 5320-00-702-2833 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3975J?

Key specifications for 3975J: Special Features: CONNECTION END TYPE: FLANGE. 1 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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