PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25A546Chain,roller

Warner and Swasey Co Turning Div · NSN 3020-00-541-1384 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-541-1384 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-541-1384. Primary manufacturer part number: 25A546.
Features
  • Chain,roller — FSC 3020
  • Minimum Tensile Strength: 78000 POUNDS PER SQUARE INCH LBS
  • First Chain Link Plate Width: 2.375 INCHES NOMINAL IN
  • Second Chain Link Nominal Width Between Plates: 2.1240 INCHES IN
  • First Chain Link Nominal Width Between Plates: 1.5000 INCHES IN
  • First Chain Link Plate Nominal Thickness: 0.3120 INCHES IN
  • Second Chain Link Plate Width: 2.050 INCHES NOMINAL IN
  • Second Chain Link Pin Nominal Diameter: 0.7810 INCHES IN
Applications
  • Applications requiring Steel construction
General Description

The Chain,roller, cataloged under National Stock Number 3020-00-541-1384, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Warner and Swasey Co Turning Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, 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
NSN3020-00-541-1384
Primary Part Number25A546
Item NameChain,roller
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerWarner and Swasey Co Turning Div
StatusACTIVE
Minimum Tensile Strength78000 POUNDS PER SQUARE INCH LBS
First Chain Link Plate Width2.375 INCHES NOMINAL IN
Second Chain Link Nominal Width Between Plates2.1240 INCHES IN
First Chain Link Nominal Width Between Plates1.5000 INCHES IN
First Chain Link Plate Nominal Thickness0.3120 INCHES IN
Second Chain Link Plate Width2.050 INCHES NOMINAL IN
Second Chain Link Pin Nominal Diameter0.7810 INCHES IN
Second Chain Link Plate Nominal Thickness0.3120 INCHES IN
First Chain Link StyleROLLER
Pin Fastening MethodCOTTER PIN
First Chain Link Roller Nominal Diameter1.5620 INCHES IN
Second Chain Link StylePIN
Nominal Pitch Distance2.500 INCHES IN
Effective Length5.2083 FEET NOMINAL FT
Link Row Quantity1
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3020-00-196-0800200 INTERCHANGEABLE
Chain,roller
Union Chain Div of Ust Inc
Cross-Reference Index
Part NumberManufacturer
25A546 Warner and Swasey Co Turning Div (USA)
200-24LINKS1CL American National Standards Institute Incorporated Dba American National Standards Institute (USA)
MIL-STD-421 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS421-200-1RC Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
SINGLE480 Diamond Chain Co Div of Amsted Industries Inc (USA)
Related Parts
3020-00-196-0800INTERCHANGEABLE
CHAIN,ROLLER
200

Frequently Asked Questions

What is NSN 3020-00-541-1384?

NSN 3020-00-541-1384 is a Chain,roller, manufactured by Warner and Swasey Co Turning Div, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-541-1384?

NSN 3020-00-541-1384 has 5 cross-referenced part numbers: 25A546 (Warner and Swasey Co Turning Div), 200-24LINKS1CL (American National Standards Institute Incorporated Dba American National Standards Institute), MIL-STD-421 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS421-200-1RC (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), SINGLE480 (Diamond Chain Co Div of Amsted Industries Inc).

What NSN replaces 3020-00-541-1384?

There is 1 known substitute for 3020-00-541-1384: 3020-00-196-0800. Verify interchangeability with system specifications before substitution.

What are the specifications of 25A546?

Key specifications for 25A546: Minimum Tensile Strength: 78000 POUNDS PER SQUARE INCH LBS; First Chain Link Plate Width: 2.375 INCHES NOMINAL IN; Second Chain Link Nominal Width Between Plates: 2.1240 INCHES IN; First Chain Link Nominal Width Between Plates: 1.5000 INCHES IN. 16 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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