PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X120833-18Chain,roller

Diamond Chain Co Div of Amsted Industries Inc · NSN 3020-00-489-5793 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-489-5793 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-489-5793. Primary manufacturer part number: X120833-18.
Features
  • Chain,roller — FSC 3020
  • Second Chain Link Pin Nominal Diameter: 0.2340 INCHES IN
  • Pin Fastening Method: RIVETED
  • Link Row Quantity: 2
  • Second Chain Link Style: PIN
  • First Chain Link Style: ROLLER
  • Pin Overall Length: 1.9400 INCHES NOMINAL IN
  • Second Chain Link Nominal Width Between Plates: 0.6880 INCHES IN
Applications
  • Applications requiring Steel construction
General Description

The Chain,roller, cataloged under National Stock Number 3020-00-489-5793, 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. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-489-5793
Primary Part NumberX120833-18
Item NameChain,roller
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDiamond Chain Co Div of Amsted Industries Inc
StatusCANCELLED
Second Chain Link Pin Nominal Diameter0.2340 INCHES IN
Pin Fastening MethodRIVETED
Link Row Quantity2
Second Chain Link StylePIN
First Chain Link StyleROLLER
Pin Overall Length1.9400 INCHES NOMINAL IN
Second Chain Link Nominal Width Between Plates0.6880 INCHES IN
Second Chain Link Plate Nominal Thickness0.0940 INCHES IN
MaterialSTEEL
First Chain Link Plate Width0.712 INCHES NOMINAL IN
First Chain Link Roller Nominal Diameter0.4690 INCHES IN
First Chain Link Nominal Width Between Plates0.5000 INCHES IN
Nominal Pitch Distance0.750 INCHES IN
Second Chain Link Plate Width0.615 INCHES NOMINAL IN
First Chain Link Plate Nominal Thickness0.0940 INCHES IN
Effective Length1.1250 FEET NOMINAL FT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-304-961510863498 INTERCHANGEABLE
Nut,plain,round
U S Army Tank Automotive Command Amsta-Im-Mm
2520-00-379-4306 INTERCHANGEABLE
Disk,clutch,vehicular
5310-00-521-8729SCB69322-1 INTERCHANGEABLE
Washer,flat
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5970-00-763-620211732697-5 INTERCHANGEABLE
Insulator,bushing
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5365-01-044-289050315 INTERCHANGEABLE
Spacer,ring
The Oilgear Company Dba Jiffy Lube 213 Div Oilgear
7025-01-435-3100 INTERCHANGEABLE
Disk Drive Unit
5330-01-486-4526NB01025E-0125-5 INTERCHANGEABLE
Gasket
Hunt Valve Company, Inc.
1560-01-611-194750315 INTERCHANGEABLE
Wing Assembly,aircraft
Aerovironment, Inc. Dba Aerovironment Inc
6120-01-669-727150315 INTERCHANGEABLE
Transformer,power
Power Paragon, Inc. Dba Power Magnetics Div Power Magnetics
Cross-Reference Index
Part NumberManufacturer
5031-5 Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel (USA)
X120833-18 PRIMARY Diamond Chain Co Div of Amsted Industries Inc (USA)
Related Parts
5310-00-304-9615INTERCHANGEABLE
NUT,PLAIN,ROUND
10863498
2520-00-379-4306INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
5310-00-521-8729INTERCHANGEABLE
WASHER,FLAT
SCB69322-1
5970-00-763-6202INTERCHANGEABLE
INSULATOR,BUSHING
11732697-5
5365-01-044-2890INTERCHANGEABLE
SPACER,RING
50315
7025-01-435-3100INTERCHANGEABLE
DISK DRIVE UNIT
5330-01-486-4526INTERCHANGEABLE
GASKET
NB01025E-0125-5
1560-01-611-1947INTERCHANGEABLE
WING ASSEMBLY,AIRCRAFT
50315
6120-01-669-7271INTERCHANGEABLE
TRANSFORMER,POWER
50315

Frequently Asked Questions

What is NSN 3020-00-489-5793?

NSN 3020-00-489-5793 is a Chain,roller, manufactured by Diamond Chain Co Div of Amsted Industries Inc, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-489-5793?

NSN 3020-00-489-5793 has 2 cross-referenced part numbers: 5031-5 (Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel), X120833-18 (Diamond Chain Co Div of Amsted Industries Inc).

What NSN replaces 3020-00-489-5793?

There are 9 known substitutes for 3020-00-489-5793: 5310-00-304-9615, 2520-00-379-4306, 5310-00-521-8729 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X120833-18?

Key specifications for X120833-18: Second Chain Link Pin Nominal Diameter: 0.2340 INCHES IN; Pin Fastening Method: RIVETED; Link Row Quantity: 2; Second Chain Link Style: PIN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-489-5793 still in active supply?

NSN 3020-00-489-5793 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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