PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1620Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-100-0348 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0348 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0348. Primary manufacturer part number: 1620.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Outside Diameter: 2.6250 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Style Designator: NORMAL ANGLE
  • Backface Corner Radius: 0.0625 INCHES NOMINAL IN
  • 7 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 3110-00-100-0348, 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 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-100-0348
Primary Part Number1620
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Outside Diameter2.6250 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Standard Tolerance DesignationAFBMA CLASS 2
Style DesignatorNORMAL ANGLE
Backface Corner Radius0.0625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2540-00-140-3867SA1720 INTERCHANGEABLE
Seat,vehicular
Sears Mfg Co
2815-00-146-7361 INTERCHANGEABLE
Lever and Bushing a
3455-00-231-352453-10006 INTERCHANGEABLE
Cutter,milling,shell End
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
4820-00-287-3323 INTERCHANGEABLE
Valve,angle
4730-00-360-0716 INTERCHANGEABLE
Cap,quick Disconnect
5945-00-369-042940-295-9 INTERCHANGEABLE
Finger,contact
Eaton Corp Opns & Technical Center
6610-00-620-3802 INTERCHANGEABLE
Indicator,turn and Slip
5960-00-646-4613 INTERCHANGEABLE
Electron Tube
1560-00-671-87406265 INTERCHANGEABLE
Cap and Adapter Ass
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
4730-00-737-5817A1620 INTERCHANGEABLE
Packing Nut
Dcm Manufacturing, Inc.
Cross-Reference Index
Part NumberManufacturer
1620 PRIMARY The Timken Corporation (USA)
1620 PRIMARY Mitsubishi Caterpillar Forklift America, Inc (USA)
A1620 PRIMARY Mitsubishi Caterpillar Forklift America, Inc (USA)
799034 PRIMARY The Timken Corporation (USA)
1620 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
BT1620 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
6265 PRIMARY Mitsubishi Caterpillar Forklift America, Inc (USA)
Related Parts
2540-00-140-3867INTERCHANGEABLE
SEAT,VEHICULAR
SA1720
2815-00-146-7361INTERCHANGEABLE
LEVER AND BUSHING A
3455-00-231-3524INTERCHANGEABLE
CUTTER,MILLING,SHELL END
53-10006
4820-00-287-3323INTERCHANGEABLE
VALVE,ANGLE
4730-00-360-0716INTERCHANGEABLE
CAP,QUICK DISCONNECT
5945-00-369-0429INTERCHANGEABLE
FINGER,CONTACT
40-295-9
6610-00-620-3802INTERCHANGEABLE
INDICATOR,TURN AND SLIP
5960-00-646-4613INTERCHANGEABLE
ELECTRON TUBE
1560-00-671-8740INTERCHANGEABLE
CAP AND ADAPTER ASS
6265
4730-00-737-5817INTERCHANGEABLE
PACKING NUT
A1620
1680-00-875-2062INTERCHANGEABLE
VALVE ASSY,CANOPY J
6265
5950-00-901-7696INTERCHANGEABLE
TRANSFORMER,POWER
141061-01

Frequently Asked Questions

What is NSN 3110-00-100-0348?

NSN 3110-00-100-0348 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-100-0348?

NSN 3110-00-100-0348 has 7 cross-referenced part numbers: 1620 (The Timken Corporation), 1620 (Mitsubishi Caterpillar Forklift America, Inc), A1620 (Mitsubishi Caterpillar Forklift America, Inc), 799034 (The Timken Corporation), 1620 (Federal-Mogul Corp Government Sales Dept) and 2 more.

What NSN replaces 3110-00-100-0348?

There are 12 known substitutes for 3110-00-100-0348: 2540-00-140-3867, 2815-00-146-7361, 3455-00-231-3524 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1620?

Key specifications for 1620: Outside Diameter: 2.6250 INCHES NOMINAL IN; Material: STEEL OVERALL; Standard Tolerance Designation: AFBMA CLASS 2; Overall Width: 0.6250 INCHES NOMINAL IN. 6 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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