PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3778Cone and Rollers,tapered Roller

The Timken Corporation · NSN 3110-00-100-3117 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-3117 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-3117. Primary manufacturer part number: 3778.
Features
  • Cone and Rollers,tapered Roller — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Bore Diameter: 1.8750 INCHES NOMINAL IN
  • Cone Corner Radius: 0.2500 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • Cone Width: 1.1930 INCHES NOMINAL IN
  • 29 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-100-3117, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 29 commercial cross-references from 25 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
NSN3110-00-100-3117
Primary Part Number3778
Item NameCone and Rollers,tapered Roller
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusCANCELLED
Standard Tolerance DesignationAFBMA CLASS 2
Bore Diameter1.8750 INCHES NOMINAL IN
Cone Corner Radius0.2500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Cone Width1.1930 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-014-9400 INTERCHANGEABLE
Screw,wood
5950-00-155-945573586 INTERCHANGEABLE
Reactor
Magnetika Inc
2910-00-185-7637P29-909 INTERCHANGEABLE
Stem Assembly,carbu
Clinton Engines Corp
5935-00-328-027913153456-1 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
5340-00-584-1275TA04C75S08 INTERCHANGEABLE
Clamp,loop
Ta Aerospace Co Div Ta Aerospace
2920-00-678-0479K1003 INTERCHANGEABLE
Parts Kit,starter,f
Renk America Llc Div Renk America
5930-00-734-520210172H334 INTERCHANGEABLE
Switch,thermostatic
Eaton Corp Opns & Technical Center
5340-00-774-8312208-10L INTERCHANGEABLE
Lock,rim
Cmc of Georgia, Inc.
5950-00-908-8033 INTERCHANGEABLE
Transformer,power
5930-00-980-7533 INTERCHANGEABLE
Switch,push
Cross-Reference Index
Part NumberManufacturer
7EQ1201 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
K1003 Allis-Chalmers Corp (USA)
570918 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
3778 PRIMARY The Timken Corporation (USA)
62AX224 Mack Trucks Inc (USA)
3778 Meritor Heavy Vehicle Systems, Llc (USA)
K1003 Itt Goulds Pumps, Inc. (USA)
3778 Tyson Bearing Co Div Skf Industries Inc (USA)
7EQ1201 Ford Motor Company (USA)
131039 General Motors Corp (USA)
3778 Diamond Reo Truck Co (USA)
2X6555A Napco International Llc Dba Napco International Inc (USA)
73586 Komatsu America Corporation (USA)
604395 New Holland Construction (USA)
3778 Federal-Mogul Corp Government Sales Dept (USA)
3778 Meritor Industrial Products, Llc (USA)
705306 Army Weapons Command Attn Amswe-Ree-S (USA)
3778 The Timken Company (FRA)
118D2 Diamond Reo Truck Co (USA)
K3778 Skf France (FRA)
Related Parts
5305-00-014-9400INTERCHANGEABLE
SCREW,WOOD
5950-00-155-9455INTERCHANGEABLE
REACTOR
73586
2910-00-185-7637INTERCHANGEABLE
STEM ASSEMBLY,CARBU
P29-909
5935-00-328-0279INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
13153456-1
5340-00-584-1275INTERCHANGEABLE
CLAMP,LOOP
TA04C75S08
2920-00-678-0479INTERCHANGEABLE
PARTS KIT,STARTER,F
K1003
5930-00-734-5202INTERCHANGEABLE
SWITCH,THERMOSTATIC
10172H334
5340-00-774-8312INTERCHANGEABLE
LOCK,RIM
208-10L
5950-00-908-8033INTERCHANGEABLE
TRANSFORMER,POWER
5930-00-980-7533INTERCHANGEABLE
SWITCH,PUSH
4730-01-006-5532INTERCHANGEABLE
ELBOW,PIPE
SAE J516 6-6 140230C
1440-01-064-0126INTERCHANGEABLE
CONVERTER
3778

Frequently Asked Questions

What is NSN 3110-00-100-3117?

NSN 3110-00-100-3117 is a Cone and Rollers,tapered Roller, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-100-3117?

NSN 3110-00-100-3117 has 29 cross-referenced part numbers: 7EQ1201 (Ford Motor Co Ford Parts and Service Div Government Part Sales), K1003 (Allis-Chalmers Corp), 570918 (Chrysler Realty Company Llc Dba Daimler Chrysler), 3778 (The Timken Corporation), 62AX224 (Mack Trucks Inc) and 24 more.

What NSN replaces 3110-00-100-3117?

There are 12 known substitutes for 3110-00-100-3117: 5305-00-014-9400, 5950-00-155-9455, 2910-00-185-7637 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3778?

Key specifications for 3778: Standard Tolerance Designation: AFBMA CLASS 2; Bore Diameter: 1.8750 INCHES NOMINAL IN; Cone Corner Radius: 0.2500 INCHES NOMINAL IN; Material: STEEL OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-100-3117 still in active supply?

NSN 3110-00-100-3117 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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