PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5B6447Bearing,ball,thrust

Caterpillar Inc Div Caterpillar Defense · NSN 3110-00-156-1905 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-1905 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-1905. Primary manufacturer part number: 5B6447.
Features
  • Bearing,ball,thrust — FSC 3110
  • Overall Outside Diameter: 115.0 MILLIMETERS NOMINAL MM
  • Thrust Directional Capability Designation: SINGLE
  • Bore Smallest Diameter: 80.0 MILLIMETERS NOMINAL MM
  • Material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
  • Largest Bore Diameter: 3.2280 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR THRUST BEARINGS
  • Alignment Type: RIGID
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E51100 or Steel Comp E52100 Overall construction
General Description

The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-156-1905, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-156-1905
Primary Part Number5B6447
Item NameBearing,ball,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
Overall Outside Diameter115.0 MILLIMETERS NOMINAL MM
Thrust Directional Capability DesignationSINGLE
Bore Smallest Diameter80.0 MILLIMETERS NOMINAL MM
MaterialSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
Largest Bore Diameter3.2280 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR THRUST BEARINGS
Alignment TypeRIGID
Surface FinishGROUND
Style DesignatorGROOVED RACE SURFACE
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4820-00-289-411416-004-010Z040 INTERCHANGEABLE
Valve,safety Relief
Norgren C a Co
5330-00-350-755919SK0208 INTERCHANGEABLE
Gasket
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
4910-00-437-721593-242 INTERCHANGEABLE
Constrictor,bead Expanding,pneum
Myers Tire Supply Distribution Inc Div Akron Branch
5930-00-658-827611041-161-1 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
3110-01-079-7390803-2177518-10XX-34 INTERCHANGEABLE
Bearing,ball,annular
Naval Sea Systems Command
7045-01-105-2563 INTERCHANGEABLE
Parts Kit,ribbon Ro
5331-01-658-3488470C-02 ITEM NO 1420 INTERCHANGEABLE
O-Ring
Cleveland Gear Company, Inc. Dba Cleveland Gear Co
Cross-Reference Index
Part NumberManufacturer
5B6447 Caterpillar Inc Div Caterpillar Defense (USA)
916 Skf Usa Inc. (USA)
72-6970-949 Fairbanks Morse, Llc (USA)
72-6970-949 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
93240 Fwd Seagrave Holdings Lp (USA)
A52491-121 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
N1816S Timken Co Div the Timken Company (USA)
72-6971-011 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
SK1820-9 Yale Industrial Products, Inc. Div Duff Norton Company (USA)
803-2177518-10XX-34 Naval Ship Systems Command (USA)
803-2177518-08X Naval Ship Systems Command (USA)
916 Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA)
1116 Abc Acquisition Company Dba Aetna Bearing Company (USA)
A-A-52491 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
08890457 Joyce/dayton Corp. (USA)
916F Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
MS17161-121 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
72-6971-011 Fairbanks Morse, Llc (USA)
1116F3 Skf Usa Inc. (USA)
1016 Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
4820-00-289-4114INTERCHANGEABLE
VALVE,SAFETY RELIEF
16-004-010Z040
5330-00-350-7559INTERCHANGEABLE
GASKET
19SK0208
4910-00-437-7215INTERCHANGEABLE
CONSTRICTOR,BEAD EXPANDING,PNEUM
93-242
5930-00-658-8276INTERCHANGEABLE
SWITCH,THERMOSTATIC
11041-161-1
3110-01-079-7390INTERCHANGEABLE
BEARING,BALL,ANNULAR
803-2177518-10XX-34
7045-01-105-2563INTERCHANGEABLE
PARTS KIT,RIBBON RO
5331-01-658-3488INTERCHANGEABLE
O-RING
470C-02 ITEM NO 1420

Frequently Asked Questions

What is NSN 3110-00-156-1905?

NSN 3110-00-156-1905 is a Bearing,ball,thrust, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-156-1905?

NSN 3110-00-156-1905 has 22 cross-referenced part numbers: 5B6447 (Caterpillar Inc Div Caterpillar Defense), 916 (Skf Usa Inc.), 72-6970-949 (Fairbanks Morse, Llc), 72-6970-949 (Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco), 93240 (Fwd Seagrave Holdings Lp) and 17 more.

What NSN replaces 3110-00-156-1905?

There are 7 known substitutes for 3110-00-156-1905: 4820-00-289-4114, 5330-00-350-7559, 4910-00-437-7215 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5B6447?

Key specifications for 5B6447: Overall Outside Diameter: 115.0 MILLIMETERS NOMINAL MM; Thrust Directional Capability Designation: SINGLE; Overall Height: 29.0 MILLIMETERS NOMINAL MM; Bore Smallest Diameter: 80.0 MILLIMETERS NOMINAL MM. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-1905 still in active supply?

NSN 3110-00-156-1905 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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