PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RC41Chain,roller

Fmc Corp · NSN 3020-00-185-0137 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-185-0137 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-185-0137. Primary manufacturer part number: RC41.
Features
  • Chain,roller — FSC 3020
  • First Chain Link Plate Width: 0.383 INCHES NOMINAL IN
  • First Chain Link Roller Nominal Diameter: 0.3060 INCHES IN
  • Material: STEEL
  • First Chain Link Nominal Width Between Plates: 0.2500 INCHES IN
  • Link Row Quantity: 1
  • Second Chain Link Style: PIN
  • Pin Fastening Method: RIVETED
Applications
  • Applications requiring Steel construction
General Description

The Chain,roller, cataloged under National Stock Number 3020-00-185-0137, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Fmc Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-185-0137
Primary Part NumberRC41
Item NameChain,roller
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerFmc Corp
StatusCANCELLED
First Chain Link Plate Width0.383 INCHES NOMINAL IN
First Chain Link Roller Nominal Diameter0.3060 INCHES IN
MaterialSTEEL
First Chain Link Nominal Width Between Plates0.2500 INCHES IN
Link Row Quantity1
Second Chain Link StylePIN
Pin Fastening MethodRIVETED
Second Chain Link Plate Nominal Thickness0.0500 INCHES IN
Second Chain Link Plate Width0.310 INCHES NOMINAL IN
Second Chain Link Pin Nominal Diameter0.1410 INCHES IN
Minimum Tensile Strength1500 POUNDS PER SQUARE INCH LBS
First Chain Link Plate Nominal Thickness0.0500 INCHES IN
First Chain Link StyleROLLER
Nominal Pitch Distance0.500 INCHES IN
Second Chain Link Nominal Width Between Plates0.3500 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2940-00-378-3061C133 INTERCHANGEABLE
Filter Element,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5905-00-726-1867 INTERCHANGEABLE
Resistor,fixed,film
3020-01-471-0904RC 41 INTERCHANGEABLE
Chain,roller
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
Cross-Reference Index
Part NumberManufacturer
RC41 Fmc Corp Chain Div (USA)
RC41 PRIMARY Fmc Corp (USA)
41 Altra Industrial Motion Corp. (USA)
ASA41 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
41 PRIMARY Bijur Lubricating Corp (USA)
ASA41 Jeffrey Co the (USA)
70-0900-041 Adamation Inc Dba Adamation (USA)
70-0900-455 Adamation Inc Dba Adamation (USA)
41 Whitney Chain Operation Power Transmission Div Dresser Industries Inc (USA)
ASASTD41 Cullman Wheel Co (USA)
ASA41 PRIMARY Chief of Engineers Dept of Army (USA)
300683 Mile High Equipment Company Dba Ice-O-Matic (USA)
41 Western Belting and Mechanicals Inc (USA)
SINGLE65 Diamond Chain Co Div of Amsted Industries Inc (USA)
41 Rexnord Industries Inc. Div Roller Chain Operation (USA)
ASA41 PRIMARY Diamond Chain Co Div of Amsted Industries Inc (USA)
Related Parts
2940-00-378-3061INTERCHANGEABLE
FILTER ELEMENT,FLUID
C133
5905-00-726-1867INTERCHANGEABLE
RESISTOR,FIXED,FILM
3020-01-471-0904INTERCHANGEABLE
CHAIN,ROLLER
RC 41

Frequently Asked Questions

What is NSN 3020-00-185-0137?

NSN 3020-00-185-0137 is a Chain,roller, manufactured by Fmc Corp, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-185-0137?

NSN 3020-00-185-0137 has 16 cross-referenced part numbers: RC41 (Fmc Corp Chain Div), RC41 (Fmc Corp), 41 (Altra Industrial Motion Corp.), ASA41 (American National Standards Institute Incorporated Dba American National Standards Institute), 41 (Bijur Lubricating Corp) and 11 more.

What NSN replaces 3020-00-185-0137?

There are 3 known substitutes for 3020-00-185-0137: 2940-00-378-3061, 5905-00-726-1867, 3020-01-471-0904. Verify interchangeability with system specifications before substitution.

What are the specifications of RC41?

Key specifications for RC41: First Chain Link Plate Width: 0.383 INCHES NOMINAL IN; First Chain Link Roller Nominal Diameter: 0.3060 INCHES IN; Material: STEEL; First Chain Link Nominal Width Between Plates: 0.2500 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-185-0137 still in active supply?

NSN 3020-00-185-0137 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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