PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-2Chain,roller

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 3020-00-252-7351 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-252-7351 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-252-7351. Primary manufacturer part number: 40-2.
Features
  • Chain,roller — FSC 3020
  • Second Chain Link Pin Nominal Diameter: 0.1560 INCHES IN
  • Criticality Code Justification: FEAT
  • Material: STEEL
  • First Chain Link Nominal Width Between Plates: 0.3120 INCHES IN
  • First Chain Link Style: ROLLER
  • First Chain Link Plate Nominal Thickness: 0.0600 INCHES IN
  • Minimum Tensile Strength: 6250 POUNDS PER SQUARE INCH LBS
Applications
  • Applications requiring Steel construction
General Description

The Chain,roller, cataloged under National Stock Number 3020-00-252-7351, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 7 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
NSN3020-00-252-7351
Primary Part Number40-2
Item NameChain,roller
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusCANCELLED
Second Chain Link Pin Nominal Diameter0.1560 INCHES IN
Criticality Code JustificationFEAT
MaterialSTEEL
First Chain Link Nominal Width Between Plates0.3120 INCHES IN
First Chain Link StyleROLLER
First Chain Link Plate Nominal Thickness0.0600 INCHES IN
Minimum Tensile Strength6250 POUNDS PER SQUARE INCH LBS
Nominal Pitch Distance0.500 INCHES IN
First Chain Link Roller Nominal Diameter0.3120 INCHES IN
First Chain Link Plate Width0.475 INCHES NOMINAL IN
Second Chain Link StylePIN
Second Chain Link Plate Width0.410 INCHES NOMINAL IN
Second Chain Link Plate Nominal Thickness0.0600 INCHES IN
Second Chain Link Nominal Width Between Plates0.4320 INCHES IN
Link Row Quantity2
Pin Fastening MethodRIVETED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
3439-00-149-8186D-36 INTERCHANGEABLE
Tip,solder Extractor
Vanier Manufacturing Inc
3020-00-196-1764 INTERCHANGEABLE
Link,roller Chain
5945-00-226-3147 INTERCHANGEABLE
Solenoid,electrical
3020-00-252-7348ASA50-3 INTERCHANGEABLE
Chain,roller
Diamond Chain Co Div of Amsted Industries Inc
4440-01-232-82135EAJ8 INTERCHANGEABLE
Dehumidifier,space
W.w. Grainger, Inc. Div Government Sales Division
3020-01-515-8335 INTERCHANGEABLE
Link,roller Chain
4820-01-546-5429B42004SS INTERCHANGEABLE
Seat,valve
Dante Valve Company
3110-01-546-5444B187 INTERCHANGEABLE
Bearing,ball,pivot
Dante Valve Company
Cross-Reference Index
Part NumberManufacturer
40-2 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
RC0040 Link-Belt Cranes, L.p., Lllp (USA)
ASME B29.100 40-2 The American Society of Mechanical Engineers (USA)
B29-1-1950TYPE40-2 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
609418-4 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
B29.1M 40-2 The American Society of Mechanical Engineers (USA)
RCD40 Link-Belt Cranes, L.p., Lllp (USA)
D40 Rexnord Holdings Inc (USA)
40-2 Emerson Power Transmission Corporation Div Ept (USA)
ASME B29.100 The American Society of Mechanical Engineers (USA)
ASME B29.1M The American Society of Mechanical Engineers (USA)
ASA40-2 Diamond Chain Co Div of Amsted Industries Inc (USA)
Related Parts
3439-00-149-8186INTERCHANGEABLE
TIP,SOLDER EXTRACTOR
D-36
3020-00-196-1764INTERCHANGEABLE
LINK,ROLLER CHAIN
5945-00-226-3147INTERCHANGEABLE
SOLENOID,ELECTRICAL
3020-00-252-7348INTERCHANGEABLE
CHAIN,ROLLER
ASA50-3
4440-01-232-8213INTERCHANGEABLE
DEHUMIDIFIER,SPACE
5EAJ8
3020-01-515-8335INTERCHANGEABLE
LINK,ROLLER CHAIN
4820-01-546-5429INTERCHANGEABLE
SEAT,VALVE
B42004SS
3110-01-546-5444INTERCHANGEABLE
BEARING,BALL,PIVOT
B187

Frequently Asked Questions

What is NSN 3020-00-252-7351?

NSN 3020-00-252-7351 is a Chain,roller, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-252-7351?

NSN 3020-00-252-7351 has 12 cross-referenced part numbers: 40-2 (American National Standards Institute Incorporated Dba American National Standards Institute), RC0040 (Link-Belt Cranes, L.p., Lllp), ASME B29.100 40-2 (The American Society of Mechanical Engineers), B29-1-1950TYPE40-2 (American National Standards Institute Incorporated Dba American National Standards Institute), 609418-4 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl) and 7 more.

What NSN replaces 3020-00-252-7351?

There are 8 known substitutes for 3020-00-252-7351: 3439-00-149-8186, 3020-00-196-1764, 5945-00-226-3147 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-2?

Key specifications for 40-2: Second Chain Link Pin Nominal Diameter: 0.1560 INCHES IN; Criticality Code Justification: FEAT; Material: STEEL; First Chain Link Nominal Width Between Plates: 0.3120 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-252-7351 still in active supply?

NSN 3020-00-252-7351 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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