PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CL-6443-3Roller,clutch

Rockford Powertrain Inc Div Powertrain Rockford, Inc. · NSN 2520-01-078-7438 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-01-078-7438 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-078-7438. Primary manufacturer part number: CL-6443-3.
Features
  • Roller,clutch — FSC 2520
  • General Characteristics Item Description: STEEL,COMP C-52100,60 TO 63 ROCKWELL C HARDNESS,0.604 IN. MIN 0.614 IN. MAX O/A LG,0.498 IN. MIN 0.500 IN. MAX OD IN
  • 3 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 Roller,clutch, cataloged under National Stock Number 2520-01-078-7438, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-01-078-7438
Primary Part NumberCL-6443-3
Item NameRoller,clutch
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerRockford Powertrain Inc Div Powertrain Rockford, Inc.
StatusACTIVE
General Characteristics Item DescriptionSTEEL,COMP C-52100,60 TO 63 ROCKWELL C HARDNESS,0.604 IN. MIN 0.614 IN. MAX O/A LG,0.498 IN. MIN 0.500 IN. MAX OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6515-01-590-7271206.080 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
CL-6443-3 PRIMARY Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
2-06080 Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
2-727-482-06080 Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
Related Parts
6515-01-590-7271INTERCHANGEABLE
SCREW,BONE
206.080

Frequently Asked Questions

What is NSN 2520-01-078-7438?

NSN 2520-01-078-7438 is a Roller,clutch, 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 2520-01-078-7438?

NSN 2520-01-078-7438 has 3 cross-referenced part numbers: CL-6443-3 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 2-06080 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 2-727-482-06080 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).

What NSN replaces 2520-01-078-7438?

There is 1 known substitute for 2520-01-078-7438: 6515-01-590-7271. Verify interchangeability with system specifications before substitution.

What are the specifications of CL-6443-3?

Key specifications for CL-6443-3: General Characteristics Item Description: STEEL,COMP C-52100,60 TO 63 ROCKWELL C HARDNESS,0.604 IN. MIN 0.614 IN. MAX O/A LG,0.498 IN. MIN 0.500 IN. MAX OD IN. 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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