PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

72-6971-159Bearing,ball,thrust

Fairbanks Morse, Llc · NSN 3110-00-156-1929 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-1929 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-1929. Primary manufacturer part number: 72-6971-159.
Features
  • Bearing,ball,thrust — FSC 3110
  • Surface Finish: GROUND
  • Thrust Directional Capability Designation: DOUBLE
  • Alignment Type: RIGID
  • Standard Tolerance Designation: ABEC NO.1
  • Material: STEEL BALL
  • Material: STEEL WASHER
  • Style Designator: GROOVED RACE SURFACE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-156-1929, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 13 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
NSN3110-00-156-1929
Primary Part Number72-6971-159
Item NameBearing,ball,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFairbanks Morse, Llc
StatusACTIVE
Surface FinishGROUND
Thrust Directional Capability DesignationDOUBLE
Alignment TypeRIGID
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL BALL
MaterialSTEEL WASHER
Style DesignatorGROOVED RACE SURFACE
Bore Smallest Diameter55.0 MILLIMETERS NOMINAL MM
Overall Outside Diameter103.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-155-8707 INTERCHANGEABLE
Lamp,incandescent
5998-00-166-79921914 INTERCHANGEABLE
Circuit Card Assembly
Gifft T H Co Inc
5977-00-285-00021914 INTERCHANGEABLE
Brush,electrical Contact
Kato Engineering Inc.
5330-00-410-29961914 INTERCHANGEABLE
Packing,preformed
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
5340-00-433-8896 INTERCHANGEABLE
Hook,screw
5310-00-568-859736-1-4-4DN INTERCHANGEABLE
Washer,lock
Raytheon Company Div Corp
2990-00-679-60721914 INTERCHANGEABLE
Muffler,exhaust
Arvin Industries Inc
5950-00-850-37201914 INTERCHANGEABLE
Transformer,power
Carson Mfg Co Inc
5950-00-878-8852722850-016 INTERCHANGEABLE
Transformer,current
Raytheon Company Div Rmd Strategic
5120-01-090-9319ANS1914A INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
72-6971-159 PRIMARY Fairbanks Morse, Llc (USA)
1914F Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
185483P45 Siemens Energy, Inc. Dba Dresser-Rand (USA)
185483P45 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
185483P45 Ingersoll Rand Co (USA)
CL55 PRIMARY Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA)
185483P45 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
72-6971-159 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
1914F PRIMARY Mcgill Manufacturing Co, Inc (USA)
A1765 PRIMARY Abc Acquisition Company Dba Aetna Bearing Company (USA)
1914 PRIMARY Skf Usa Inc. (USA)
1914 Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA)
1914 Equitable Bearing Co Inc (USA)
Related Parts
6240-00-155-8707INTERCHANGEABLE
LAMP,INCANDESCENT
5998-00-166-7992INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1914
5977-00-285-0002INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
1914
5330-00-410-2996INTERCHANGEABLE
PACKING,PREFORMED
1914
5340-00-433-8896INTERCHANGEABLE
HOOK,SCREW
5310-00-568-8597INTERCHANGEABLE
WASHER,LOCK
36-1-4-4DN
2990-00-679-6072INTERCHANGEABLE
MUFFLER,EXHAUST
1914
5950-00-850-3720INTERCHANGEABLE
TRANSFORMER,POWER
1914
5950-00-878-8852INTERCHANGEABLE
TRANSFORMER,CURRENT
722850-016
5120-01-090-9319INTERCHANGEABLE
SOCKET,SOCKET WRENCH
ANS1914A
2530-01-230-9068INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
3110-01-246-2432INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-156-1929?

NSN 3110-00-156-1929 is a Bearing,ball,thrust, manufactured by Fairbanks Morse, Llc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-1929?

NSN 3110-00-156-1929 has 13 cross-referenced part numbers: 72-6971-159 (Fairbanks Morse, Llc), 1914F (Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging.), 185483P45 (Siemens Energy, Inc. Dba Dresser-Rand), 185483P45 (Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture), 185483P45 (Ingersoll Rand Co) and 8 more.

What NSN replaces 3110-00-156-1929?

There are 12 known substitutes for 3110-00-156-1929: 6240-00-155-8707, 5998-00-166-7992, 5977-00-285-0002 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 72-6971-159?

Key specifications for 72-6971-159: Special Features: CENTER WASHER HAS SMALLER INSIDE DIA THAN OTHER RACES; Surface Finish: GROUND; Thrust Directional Capability Designation: DOUBLE; Alignment Type: RIGID. 11 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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