PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T177Bearing,roller,thrust

The Timken Corporation · NSN 3110-01-018-5703 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-018-5703 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-018-5703. Primary manufacturer part number: T177.
Features
  • Bearing,roller,thrust — FSC 3110
  • Thrust Directional Capability Designation: SINGLE
  • Material: STEEL OVERALL
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR THRUST BEARINGS
  • Style Designator: TAPERED ROLLERS, BANDED OD
  • Alignment Type: RIGID
  • Surface Finish: GROUND
  • Bore Diameter: 45.0 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,thrust, cataloged under National Stock Number 3110-01-018-5703, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 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
NSN3110-01-018-5703
Primary Part NumberT177
Item NameBearing,roller,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Thrust Directional Capability DesignationSINGLE
MaterialSTEEL OVERALL
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR THRUST BEARINGS
Style DesignatorTAPERED ROLLERS, BANDED OD
Alignment TypeRIGID
Surface FinishGROUND
Bore Diameter45.0 MILLIMETERS NOMINAL MM
Overall Outside Diameter73.0 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodPRESSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-070-6920A404728-3N INTERCHANGEABLE
Valve,globe
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
2915-00-166-65003803 INTERCHANGEABLE
Liner,fuel Pump
Triumph Engine Control Systems Llc
6640-00-252-5061 INTERCHANGEABLE
Bottle,stopper
5340-00-435-15433-803 INTERCHANGEABLE
Plunger,quick Release
Pdi Ground Support Systems, Inc.
5950-00-497-8905 INTERCHANGEABLE
Transformer,power
5950-00-647-90901441297 INTERCHANGEABLE
Transformer,discriminator
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2805-00-691-589401803 INTERCHANGEABLE
Guide,valve Stem
Safeguard Powertech Systems
3030-00-757-721517405-3 INTERCHANGEABLE
Belts,v,matched Set
Contitech Usa, Inc Dba Veyance Technologies
2920-00-847-92142525534 INTERCHANGEABLE
Lead Set,ignition,engine
Chrysler Realty Company Llc Dba Daimler Chrysler
5360-00-898-29219905-1 INTERCHANGEABLE
Spring
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
T177 PRIMARY The Timken Corporation (USA)
D-99051 Komatsu America Corporation (USA)
3803 Gunnebo Johnson Corporation Div Gunnebo Industries, Inc. (USA)
99051 PRIMARY Dressta North America Ltd (USA)
T177 Federal-Mogul Corp Government Sales Dept (USA)
3803 Porter H K Co Inc Pittsburgh Pa (USA)
99051 Komatsu America Corporation (USA)
664748-ITEM-13 Gunnebo Johnson Corporation Div Gunnebo Industries, Inc. (USA)
Related Parts
4820-00-070-6920INTERCHANGEABLE
VALVE,GLOBE
A404728-3N
2915-00-166-6500INTERCHANGEABLE
LINER,FUEL PUMP
3803
6640-00-252-5061INTERCHANGEABLE
BOTTLE,STOPPER
5340-00-435-1543INTERCHANGEABLE
PLUNGER,QUICK RELEASE
3-803
5950-00-497-8905INTERCHANGEABLE
TRANSFORMER,POWER
5950-00-647-9090INTERCHANGEABLE
TRANSFORMER,DISCRIMINATOR
1441297
2805-00-691-5894INTERCHANGEABLE
GUIDE,VALVE STEM
01803
3030-00-757-7215INTERCHANGEABLE
BELTS,V,MATCHED SET
17405-3
2920-00-847-9214INTERCHANGEABLE
LEAD SET,IGNITION,ENGINE
2525534
5360-00-898-2921INTERCHANGEABLE
SPRING
9905-1
5930-01-146-2868INTERCHANGEABLE
SWITCH,FLOW
3803
4820-01-236-8002INTERCHANGEABLE
VALVE,GLOBE

Frequently Asked Questions

What is NSN 3110-01-018-5703?

NSN 3110-01-018-5703 is a Bearing,roller,thrust, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-018-5703?

NSN 3110-01-018-5703 has 8 cross-referenced part numbers: T177 (The Timken Corporation), D-99051 (Komatsu America Corporation), 3803 (Gunnebo Johnson Corporation Div Gunnebo Industries, Inc.), 99051 (Dressta North America Ltd), T177 (Federal-Mogul Corp Government Sales Dept) and 3 more.

What NSN replaces 3110-01-018-5703?

There are 12 known substitutes for 3110-01-018-5703: 4820-00-070-6920, 2915-00-166-6500, 6640-00-252-5061 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T177?

Key specifications for T177: Overall Height: 20.0 MILLIMETERS NOMINAL MM; Thrust Directional Capability Designation: SINGLE; Material: STEEL OVERALL; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR THRUST BEARINGS. 10 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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