PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R57Control Assembly,idler

Lincoln Electric Holdings Inc · NSN 2920-00-710-6805 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-710-6805 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-710-6805. Primary manufacturer part number: R57.
Features
  • Control Assembly,idler — FSC 2920
  • General Characteristics Item Description: 8.375 IN. LG,5.375 IN. H,4.625 IN. W IN
  • 1 verified cross-reference
  • Primary manufacturer: Lincoln Electric Holdings Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Control Assembly,idler, cataloged under National Stock Number 2920-00-710-6805, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Lincoln Electric Holdings Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-00-710-6805
Primary Part NumberR57
Item NameControl Assembly,idler
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerLincoln Electric Holdings Inc
StatusACTIVE
General Characteristics Item Description8.375 IN. LG,5.375 IN. H,4.625 IN. W IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4240-00-099-6939 INTERCHANGEABLE
Respirator,air Filtering
4320-00-318-4258R57 INTERCHANGEABLE
Rotor,pump
Circor Naval Solutions Llc Dba Warren Pumps
3455-01-044-6359SR-30 INTERCHANGEABLE
Cutter,milling,end
Quinco Tool Products Co Inc
3040-01-237-7045RC-57 INTERCHANGEABLE
Cylinder,actuating,linear
Enerpac Tool Group Corp
9330-01-287-8054 INTERCHANGEABLE
Plastic Sheet
1710-01-701-4940R57 INTERCHANGEABLE
Cylinder,actuating,linear
Enerpac Tool Group Corp
Cross-Reference Index
Part NumberManufacturer
R57 PRIMARY Lincoln Electric Holdings Inc (USA)
Related Parts
4240-00-099-6939INTERCHANGEABLE
RESPIRATOR,AIR FILTERING
4320-00-318-4258INTERCHANGEABLE
ROTOR,PUMP
R57
3455-01-044-6359INTERCHANGEABLE
CUTTER,MILLING,END
SR-30
3040-01-237-7045INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
RC-57
9330-01-287-8054INTERCHANGEABLE
PLASTIC SHEET
1710-01-701-4940INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
R57

Frequently Asked Questions

What is NSN 2920-00-710-6805?

NSN 2920-00-710-6805 is a Control Assembly,idler, manufactured by Lincoln Electric Holdings Inc, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-00-710-6805?

NSN 2920-00-710-6805 has 1 cross-referenced part number: R57 (Lincoln Electric Holdings Inc).

What NSN replaces 2920-00-710-6805?

There are 6 known substitutes for 2920-00-710-6805: 4240-00-099-6939, 4320-00-318-4258, 3455-01-044-6359 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R57?

Key specifications for R57: General Characteristics Item Description: 8.375 IN. LG,5.375 IN. H,4.625 IN. W 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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