PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASA50-3Chain,roller

Diamond Chain Co Div of Amsted Industries Inc · NSN 3020-00-252-7348 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-252-7348 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-252-7348. Primary manufacturer part number: ASA50-3.
Features
  • Chain,roller — FSC 3020
  • 10 verified cross-references
  • Primary manufacturer: Diamond Chain Co Div of Amsted Industries Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Chain,roller, cataloged under National Stock Number 3020-00-252-7348, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Diamond Chain Co Div of Amsted Industries Inc. This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameChain,roller
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersDiamond Chain Co Div of Amsted Industries Inc (CAGE 72625); The American Society of Mechanical Engineers (CAGE 05047); Whitney Chain Operation Power Transmission Div Dresser Industries Inc (CAGE 81130); Cooper Cameron Corp Ajax-Superior Div (CAGE 55509); Union Chain Div of Ust Inc (CAGE 78985)
Technical Specifications
ParameterValue
NSN3020-00-252-7348
Primary Part NumberASA50-3
Item NameChain,roller
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDiamond Chain Co Div of Amsted Industries Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5965-00-170-5232M-105/U INTERCHANGEABLE
Microphone,dynamic
Joint Electronics Type Designation System
3020-00-196-1764 INTERCHANGEABLE
Link,roller Chain
5985-00-230-5164T50 INTERCHANGEABLE
Attenuator,variable
Yosemite Investment Inc Dba North American Capacitor Co
3020-00-252-7351 INTERCHANGEABLE
Chain,roller
5940-00-271-4032 INTERCHANGEABLE
Terminal,stud
6685-00-729-6498 INTERCHANGEABLE
Tester,pressure Gage
6135-00-803-3012 INTERCHANGEABLE
Battery,nonrechargeable
5940-00-819-36491388 INTERCHANGEABLE
Terminal Board
Birnbach Co Inc
5120-00-889-1796CS5000 INTERCHANGEABLE
Tacker
Duo-Fast Corp
5950-00-890-9366TM50 INTERCHANGEABLE
Transformer,electri
Bogen Communications Inc
Cross-Reference Index
Part NumberManufacturer
TRIPLE148 Diamond Chain Co Div of Amsted Industries Inc (USA)
ASME B29.1M The American Society of Mechanical Engineers (USA)
E50 Whitney Chain Operation Power Transmission Div Dresser Industries Inc (USA)
ASA50-3 PRIMARY Diamond Chain Co Div of Amsted Industries Inc (USA)
148TRIPLE Cooper Cameron Corp Ajax-Superior Div (USA)
E50 PRIMARY Union Chain Div of Ust Inc (USA)
T50 Jeffrey Chain L.p. (USA)
RCE50 Fmc Corp Link-Belt Div (USA)
E50 PRIMARY Rexnord Holdings Inc (USA)
148TRIPLE Diamond Chain Co Div of Amsted Industries Inc (USA)
Related Parts
5965-00-170-5232INTERCHANGEABLE
MICROPHONE,DYNAMIC
M-105/U
3020-00-196-1764INTERCHANGEABLE
LINK,ROLLER CHAIN
5985-00-230-5164INTERCHANGEABLE
ATTENUATOR,VARIABLE
T50
3020-00-252-7351INTERCHANGEABLE
CHAIN,ROLLER
5940-00-271-4032INTERCHANGEABLE
TERMINAL,STUD
6685-00-729-6498INTERCHANGEABLE
TESTER,PRESSURE GAGE
6135-00-803-3012INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
5940-00-819-3649INTERCHANGEABLE
TERMINAL BOARD
1388
5120-00-889-1796INTERCHANGEABLE
TACKER
CS5000
5950-00-890-9366INTERCHANGEABLE
TRANSFORMER,ELECTRI
TM50
5975-00-903-4728INTERCHANGEABLE
CONDUIT OUTLET
5999-01-023-0216INTERCHANGEABLE
HEATER,THERMAL RELEASE
E50

Frequently Asked Questions

What is NSN 3020-00-252-7348?

NSN 3020-00-252-7348 is a Chain,roller, manufactured by Diamond Chain Co Div of Amsted Industries Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-252-7348?

NSN 3020-00-252-7348 has 10 cross-referenced part numbers: TRIPLE148 (Diamond Chain Co Div of Amsted Industries Inc), ASME B29.1M (The American Society of Mechanical Engineers), E50 (Whitney Chain Operation Power Transmission Div Dresser Industries Inc), ASA50-3 (Diamond Chain Co Div of Amsted Industries Inc), 148TRIPLE (Cooper Cameron Corp Ajax-Superior Div) and 5 more.

What NSN replaces 3020-00-252-7348?

There are 12 known substitutes for 3020-00-252-7348: 5965-00-170-5232, 3020-00-196-1764, 5985-00-230-5164 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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