PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S55-55-2Parts Kit,universal Joint

Rockford Powertrain Inc Div Powertrain Rockford, Inc. · NSN 2520-00-691-0635 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-691-0635 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-691-0635. Primary manufacturer part number: S55-55-2.
Features
  • Parts Kit,universal Joint — FSC 2520
  • Supply Items and Quantities: 76260 UNIVERSAL JOINT 1,NEEDLE @BEARING CAPS 4,RETAINING RINGS 4,ZIRCON FITTING 1,RETAINER 4
  • Component Quantity: 14
  • Component Document Origin: GOVERNMENT
  • 16 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 Parts Kit,universal Joint, cataloged under National Stock Number 2520-00-691-0635, 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.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2520-00-691-0635
Primary Part NumberS55-55-2
Item NameParts Kit,universal Joint
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerRockford Powertrain Inc Div Powertrain Rockford, Inc.
StatusCANCELLED
Supply Items and Quantities76260 UNIVERSAL JOINT 1,NEEDLE @BEARING CAPS 4,RETAINING RINGS 4,ZIRCON FITTING 1,RETAINER 4
Component Quantity14
Component Document OriginGOVERNMENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
4210-00-472-42159373 INTERCHANGEABLE
Charge,fire Extinguisher
Tyco Fire Products Lp
5935-00-615-8745165-44 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corp Div Amphenol Aerospace Operations
6625-00-727-4706 INTERCHANGEABLE
Voltmeter
5925-00-905-5135S15555 INTERCHANGEABLE
Circuit Breaker
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
4730-00-930-5392 INTERCHANGEABLE
Adapter,straight,tube to Boss
5962-01-078-01733400A INTERCHANGEABLE
Microcircuit,linear
Burr-Brown Corp
3040-01-332-008416544 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Hexco International Dba Acd
6515-01-562-48438000-1653 INTERCHANGEABLE
Cuff,sphygmomanometer
Zoll Medical Corporation Dba Zoll
Cross-Reference Index
Part NumberManufacturer
16544 Divco Truck Div of Divco-Wayne Corp (USA)
3400A Zeller Corp the (USA)
S55-55-2 PRIMARY Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
S55552 General Motors Corp (USA)
1843347 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
1925252 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
5-1200X Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
C3AA4635A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
S55552 General Motors Llc Dba General Motors Llc (USA)
C3AZ4635A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
186874R91 Navistar International Corporation Dba Navistar (USA)
CBTS55 Republic Gear Co (USA)
C1AA4724A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
1691761 Sasco Inc Canadian Div
186874R91 Navistar Intl Corp Truck Br Ohio Plant (USA)
S15555 Motive Parts Co of America Inc (USA)
Related Parts
4210-00-472-4215INTERCHANGEABLE
CHARGE,FIRE EXTINGUISHER
9373
5935-00-615-8745INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
165-44
6625-00-727-4706INTERCHANGEABLE
VOLTMETER
5925-00-905-5135INTERCHANGEABLE
CIRCUIT BREAKER
S15555
4730-00-930-5392INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
5962-01-078-0173INTERCHANGEABLE
MICROCIRCUIT,LINEAR
3400A
3040-01-332-0084INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
16544
6515-01-562-4843INTERCHANGEABLE
CUFF,SPHYGMOMANOMETER
8000-1653

Frequently Asked Questions

What is NSN 2520-00-691-0635?

NSN 2520-00-691-0635 is a Parts Kit,universal Joint, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-691-0635?

NSN 2520-00-691-0635 has 16 cross-referenced part numbers: 16544 (Divco Truck Div of Divco-Wayne Corp), 3400A (Zeller Corp the), S55-55-2 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), S55552 (General Motors Corp), 1843347 (Chrysler Realty Company Llc Dba Daimler Chrysler) and 11 more.

What NSN replaces 2520-00-691-0635?

There are 8 known substitutes for 2520-00-691-0635: 4210-00-472-4215, 5935-00-615-8745, 6625-00-727-4706 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S55-55-2?

Key specifications for S55-55-2: Supply Items and Quantities: 76260 UNIVERSAL JOINT 1,NEEDLE @BEARING CAPS 4,RETAINING RINGS 4,ZIRCON FITTING 1,RETAINER 4; Component Quantity: 14; Component Document Origin: GOVERNMENT. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2520-00-691-0635 still in active supply?

NSN 2520-00-691-0635 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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