PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-3Chain,roller

Rexnord Holdings Inc · NSN 3020-00-274-2897 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-274-2897 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-274-2897. Primary manufacturer part number: 40-3.
Features
  • Chain,roller — FSC 3020
  • Material: STEEL
  • Second Chain Link Pin Nominal Diameter: 0.1560 INCHES IN
  • Nominal Pitch Distance: 0.500 INCHES IN
  • Link Row Quantity: 3
  • Link Plate Width at Pin End: 0.410 INCHES MAXIMUM IN
  • Second Chain Link Style: PIN
  • First Chain Link Plate Width: 0.4750 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Chain,roller, cataloged under National Stock Number 3020-00-274-2897, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rexnord Holdings Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN3020-00-274-2897
Primary Part Number40-3
Item NameChain,roller
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRexnord Holdings Inc
StatusACTIVE
MaterialSTEEL
Second Chain Link Pin Nominal Diameter0.1560 INCHES IN
Nominal Pitch Distance0.500 INCHES IN
Link Row Quantity3
Link Plate Width at Pin End0.410 INCHES MAXIMUM IN
Second Chain Link StylePIN
First Chain Link Plate Width0.4750 INCHES NOMINAL IN
First Chain Link Plate Nominal Thickness0.0600 INCHES IN
Second Chain Link Nominal Width Between Plates0.3120 INCHES IN
Second Chain Link Plate Nominal Thickness0.0600 INCHES IN
First Chain Link Roller Nominal Diameter0.3120 INCHES IN
First Chain Link StyleROLLER
Second Chain Link Plate Width0.410 INCHES NOMINAL IN
First Chain Link Nominal Width Between Plates0.3120 INCHES IN
Minimum Tensile Strength9375 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
8415-00-163-9049 INTERCHANGEABLE
Attachment Kit,combat Vehicle Cr
5930-00-636-1285 INTERCHANGEABLE
Switch,toggle
5985-01-036-8433582R074H02 INTERCHANGEABLE
Coupler,directional
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4820-01-166-633282604A INTERCHANGEABLE
Disk,valve
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
8-2604 Magna Machine Co. (USA)
ASA40-3 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
40-3 PRIMARY Rexnord Holdings Inc (USA)
40-3 Whitney Chain Operation Power Transmission Div Dresser Industries Inc (USA)
TRIPLE66 Diamond Chain Co Div of Amsted Industries Inc (USA)
RC40-3 Fmc Corp Link-Belt Div (USA)
Related Parts
8415-00-163-9049INTERCHANGEABLE
ATTACHMENT KIT,COMBAT VEHICLE CR
5930-00-636-1285INTERCHANGEABLE
SWITCH,TOGGLE
5985-01-036-8433INTERCHANGEABLE
COUPLER,DIRECTIONAL
582R074H02
4820-01-166-6332INTERCHANGEABLE
DISK,VALVE
82604A

Frequently Asked Questions

What is NSN 3020-00-274-2897?

NSN 3020-00-274-2897 is a Chain,roller, manufactured by Rexnord Holdings Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-274-2897?

NSN 3020-00-274-2897 has 6 cross-referenced part numbers: 8-2604 (Magna Machine Co.), ASA40-3 (American National Standards Institute Incorporated Dba American National Standards Institute), 40-3 (Rexnord Holdings Inc), 40-3 (Whitney Chain Operation Power Transmission Div Dresser Industries Inc), TRIPLE66 (Diamond Chain Co Div of Amsted Industries Inc) and 1 more.

What NSN replaces 3020-00-274-2897?

There are 4 known substitutes for 3020-00-274-2897: 8415-00-163-9049, 5930-00-636-1285, 5985-01-036-8433 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-3?

Key specifications for 40-3: Material: STEEL; Second Chain Link Pin Nominal Diameter: 0.1560 INCHES IN; Nominal Pitch Distance: 0.500 INCHES IN; Link Row Quantity: 3. 15 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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