PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HM903210Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-929-4083 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-929-4083 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-929-4083. Primary manufacturer part number: HM903210.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • Backface Corner Radius: 0.0300 INCHES NOMINAL IN
  • Outside Diameter: 3.7500 INCHES NOMINAL IN
  • 32 verified cross-references
  • Primary manufacturer: The Timken Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-929-4083, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 28 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
NSN3110-00-929-4083
Primary Part NumberHM903210
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusCANCELLED
Standard Tolerance DesignationAFBMA CLASS 2
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Backface Corner Radius0.0300 INCHES NOMINAL IN
Outside Diameter3.7500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5330-00-037-766415799 INTERCHANGEABLE
Gasket
Hydro-Aire Aerospace Corp
5950-00-243-0322SCC85274 INTERCHANGEABLE
Reactor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
9540-00-261-5176 INTERCHANGEABLE
Angle,structural
5310-00-531-2884140-137 INTERCHANGEABLE
Washer,flat
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
3455-01-029-84201-1741-1000 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
5905-01-085-83363110349 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Fluke Biomedical Corporation
5365-01-123-2343AX-49849 INTERCHANGEABLE
Spacer
Eaton Aerospace, Llc Dba Jackson South
5330-01-521-0307193148-1 INTERCHANGEABLE
Gasket
Honeywell International Inc. Div Aerospace - Torrance
Cross-Reference Index
Part NumberManufacturer
56-30221-36 Electra Motors Operation Power Transmission Div Dresser Industries Inc (USA)
HM903210 PRIMARY The Timken Corporation (USA)
HM903210 PRIMARY Skf Usa Inc. (USA)
0040041 Maxon Industries, Inc. (USA)
B9TT 4616-A Ford Motor Company (USA)
HM-903210 Meritor Heavy Vehicle Systems Llc Off Highway Products and Supply Div Heavy Vehicles Components Opns (USA)
F61284 Cnh Industrial America Llc Dba Cnh America (USA)
FF-B-187/01 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
917217R1 Navistar International Corporation Dba Navistar (USA)
917217R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
917217R1 Navistar Intl Corp Truck Br Ohio Plant (USA)
HM9032210 The Timken Corporation (USA)
520K3-1 Yale Industrial Products, Inc. Div Duff Norton Company (USA)
917212R1 Spicer Mobile Off-Highway Axle Div of Dana Corp (USA)
9414919 General Motors Llc Dba General Motors Llc (USA)
B9TT4616A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
9414919 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
DS10583 ITEM 12 Electra Motors Operation Power Transmission Div Dresser Industries Inc (USA)
3110349 Ed Etnyre & Co (USA)
1931481 PRIMARY Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
Related Parts
5330-00-037-7664INTERCHANGEABLE
GASKET
15799
5950-00-243-0322INTERCHANGEABLE
REACTOR
SCC85274
9540-00-261-5176INTERCHANGEABLE
ANGLE,STRUCTURAL
5310-00-531-2884INTERCHANGEABLE
WASHER,FLAT
140-137
3455-01-029-8420INTERCHANGEABLE
CUTTER,MILLING,END
1-1741-1000
5905-01-085-8336INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
3110349
5365-01-123-2343INTERCHANGEABLE
SPACER
AX-49849
5330-01-521-0307INTERCHANGEABLE
GASKET
193148-1

Frequently Asked Questions

What is NSN 3110-00-929-4083?

NSN 3110-00-929-4083 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-929-4083?

NSN 3110-00-929-4083 has 32 cross-referenced part numbers: 56-30221-36 (Electra Motors Operation Power Transmission Div Dresser Industries Inc), HM903210 (The Timken Corporation), HM903210 (Skf Usa Inc.), 0040041 (Maxon Industries, Inc.), B9TT 4616-A (Ford Motor Company) and 27 more.

What NSN replaces 3110-00-929-4083?

There are 8 known substitutes for 3110-00-929-4083: 5330-00-037-7664, 5950-00-243-0322, 9540-00-261-5176 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HM903210?

Key specifications for HM903210: Overall Width: 0.8750 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Material: STEEL OVERALL; Style Designator: NORMAL ANGLE. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-929-4083 still in active supply?

NSN 3110-00-929-4083 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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