PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43920O-Ring

Mitsubishi Caterpillar Forklift America, Inc · NSN 5331-00-584-1590 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-584-1590 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-584-1590. Primary manufacturer part number: 43920.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC
  • 12 verified cross-references
  • Primary manufacturer: Mitsubishi Caterpillar Forklift America, Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-584-1590, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Mitsubishi Caterpillar Forklift America, Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-584-1590
Primary Part Number43920
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMitsubishi Caterpillar Forklift America, Inc
StatusCANCELLED
Cross-Sectional Height0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Center Hole Diameter0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-158-618986FT82 INTERCHANGEABLE
Bearing,ball,thrust
Oshkosh Defense Llc
1560-01-709-08694-3920-10 INTERCHANGEABLE
Support,structural Component,air
The Boeing Company Div Defense
1560-01-709-13304-3920-28 INTERCHANGEABLE
Hinge,aircraft
The Boeing Company Div Defense
1560-01-710-46844-3920-14 INTERCHANGEABLE
Stiffener,aircraft
The Boeing Company Div Defense
1560-01-710-49024-3920-15 INTERCHANGEABLE
Stiffener,aircraft
The Boeing Company Div Defense
1560-01-710-50644-3920-12 INTERCHANGEABLE
Stiffener,aircraft
The Boeing Company Div Defense
1560-01-710-53174-3920-33 INTERCHANGEABLE
Support,structural Component,air
The Boeing Company Div Defense
1560-01-710-53584-3920-18 INTERCHANGEABLE
Stiffener,aircraft
The Boeing Company Div Defense
1560-01-710-54184-3920-31 INTERCHANGEABLE
Plate,structural,aircraft
The Boeing Company Div Defense
1560-01-710-54284-3920-34 INTERCHANGEABLE
Support,structural Component,air
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
7629X10 Dana Corp Weatherhead Div (USA)
0921205 Zf Industrieantriebe Witten Gmbh (DEU)
40240PC68 Kemp C M Mfg Co Sub of Kemp Co (USA)
43920 PRIMARY Mitsubishi Caterpillar Forklift America, Inc (USA)
7629X10 Dana Corp Warehouse Opns Fort Wayne Warehouse (USA)
70099-7 Little Giant Crane and Shovel Inc (USA)
7629X10 Zf Industrieantriebe Witten Gmbh (DEU)
M383-10 Contitech Usa, Inc. (USA)
322314 ITEM 137 PRIMARY Lake Shore Systems, Inc. (USA)
M383-10 Anchor Swan Corp Sub of Amerace Corp (USA)
0921205-1 Zf Industrieantriebe Witten Gmbh (DEU)
M383-10 Anchor Coupling Co Inc (USA)
Related Parts
3110-00-158-6189INTERCHANGEABLE
BEARING,BALL,THRUST
86FT82
1560-01-709-0869INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
4-3920-10
1560-01-709-1330INTERCHANGEABLE
HINGE,AIRCRAFT
4-3920-28
1560-01-710-4684INTERCHANGEABLE
STIFFENER,AIRCRAFT
4-3920-14
1560-01-710-4902INTERCHANGEABLE
STIFFENER,AIRCRAFT
4-3920-15
1560-01-710-5064INTERCHANGEABLE
STIFFENER,AIRCRAFT
4-3920-12
1560-01-710-5317INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
4-3920-33
1560-01-710-5358INTERCHANGEABLE
STIFFENER,AIRCRAFT
4-3920-18
1560-01-710-5418INTERCHANGEABLE
PLATE,STRUCTURAL,AIRCRAFT
4-3920-31
1560-01-710-5428INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
4-3920-34
1560-01-710-5567INTERCHANGEABLE
STIFFENER,AIRCRAFT
4-3920-21
1560-01-710-5593INTERCHANGEABLE
PLATE,STRUCTURAL,AIRCRAFT
4-3920-32

Frequently Asked Questions

What is NSN 5331-00-584-1590?

NSN 5331-00-584-1590 is a O-Ring, manufactured by Mitsubishi Caterpillar Forklift America, Inc, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-584-1590?

NSN 5331-00-584-1590 has 12 cross-referenced part numbers: 7629X10 (Dana Corp Weatherhead Div), 0921205 (Zf Industrieantriebe Witten Gmbh), 40240PC68 (Kemp C M Mfg Co Sub of Kemp Co), 43920 (Mitsubishi Caterpillar Forklift America, Inc), 7629X10 (Dana Corp Warehouse Opns Fort Wayne Warehouse) and 7 more.

What NSN replaces 5331-00-584-1590?

There are 12 known substitutes for 5331-00-584-1590: 3110-00-158-6189, 1560-01-709-0869, 1560-01-709-1330 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43920?

Key specifications for 43920: Cross-Sectional Height: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Center Hole Diameter: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-584-1590 still in active supply?

NSN 5331-00-584-1590 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.
PartsTable Design LLC · partstable.com