PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

U145WBearing,ball,annular

Fag Bearings Corporation · NSN 3110-00-156-5090 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-5090 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-5090. Primary manufacturer part number: U145W.
Features
  • Bearing,ball,annular — FSC 3110
  • Nondefinitive Spec/std Data: 123 TYPE AND 00 GRADE
  • Alignment Type: SELF-ALIGNING
  • Style Designator: NON-SEPARABLE
  • Material: STEEL OVERALL
  • Material: STEEL OVERALL
  • Style Designator: NON-SEPARABLE
  • Standard Tolerance Designation: ABEC NO.1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-5090, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fag Bearings Corporation. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 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
NSN3110-00-156-5090
Primary Part NumberU145W
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFag Bearings Corporation
StatusCANCELLED
Nondefinitive Spec/std Data123 TYPE AND 00 GRADE
Alignment TypeSELF-ALIGNING
Style DesignatorNON-SEPARABLE
MaterialSTEEL OVERALL
MaterialSTEEL OVERALL
Style DesignatorNON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Self-Alignment LocationINTERNAL
Internal Fit-Up DesignationSTANDARD
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Nondefinitive Spec/std Data123 TYPE AND 00 GRADE
Internal Fit-Up Contact Angular DirectionINWARD CONVERGENT
Self-Alignment LocationINTERNAL
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
Bore Diameter45.00 MILLIMETERS NOMINAL MM
Load DirectionANGULAR
Internal Fit-Up Contact Angular DirectionINWARD CONVERGENT
Alignment TypeSELF-ALIGNING
Internal Fit-Up DesignationSTANDARD
Load DirectionANGULAR
Bore ShapeSTRAIGHT
Overall Outside Diameter85.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-001-47928422 INTERCHANGEABLE
Nut,plain,hexagon
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3110-00-155-8894R16FF-1V1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5360-00-216-9339 INTERCHANGEABLE
Spring,flat
5945-00-259-697155A5513ITEM9 INTERCHANGEABLE
Relay,electromagnetic
Westinghouse Electric Corp
5905-00-279-1875 INTERCHANGEABLE
Resistor,fixed,composition
5120-00-408-1434 INTERCHANGEABLE
Pliers,retaining Ring
5905-00-453-7519FR25-3000 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Memcor Inc
2940-00-485-50992209 INTERCHANGEABLE
Air Cleaner,intake
Genuine Parts Company Div Automotive Parts Group, Dba Napa
6230-00-520-8797 INTERCHANGEABLE
Spotlight
5940-00-548-8201 INTERCHANGEABLE
Splice,conductor
Cross-Reference Index
Part NumberManufacturer
U145W Fag Bearings Corporation (USA)
72-6970-099 Fairbanks Morse, Llc (USA)
AA59599-609JCBT Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
429630-8 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FF-B-171/13 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
72-6970-099 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
0209 Timken Co Div the Timken Company (USA)
L6209 Timken Co Div the Timken Company (USA)
2209SA Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
FFB171/13J09C2C Federal Specifications Promulgated by General Services Administration Washington DC (USA)
2209 Skf Usa Inc. (USA)
Related Parts
5310-00-001-4792INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8422
3110-00-155-8894INTERCHANGEABLE
BEARING,BALL,ANNULAR
R16FF-1V1
5360-00-216-9339INTERCHANGEABLE
SPRING,FLAT
5945-00-259-6971INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
55A5513ITEM9
5905-00-279-1875INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5120-00-408-1434INTERCHANGEABLE
PLIERS,RETAINING RING
5905-00-453-7519INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
FR25-3000
2940-00-485-5099INTERCHANGEABLE
AIR CLEANER,INTAKE
2209
6230-00-520-8797INTERCHANGEABLE
SPOTLIGHT
5940-00-548-8201INTERCHANGEABLE
SPLICE,CONDUCTOR
3110-00-554-3568INTERCHANGEABLE
BEARING,BALL,ANNULAR
6130-00-624-1697INTERCHANGEABLE
POWER SUPPLY

Frequently Asked Questions

What is NSN 3110-00-156-5090?

NSN 3110-00-156-5090 is a Bearing,ball,annular, manufactured by Fag Bearings Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-156-5090?

NSN 3110-00-156-5090 has 12 cross-referenced part numbers: U145W (Fag Bearings Corporation), 72-6970-099 (Fairbanks Morse, Llc), AA59599-609JCBT (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 429630-8 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), FFB171 (Federal Specifications Promulgated by General Services Administration Washington DC) and 7 more.

What NSN replaces 3110-00-156-5090?

There are 12 known substitutes for 3110-00-156-5090: 5310-00-001-4792, 3110-00-155-8894, 5360-00-216-9339 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of U145W?

Key specifications for U145W: Nondefinitive Spec/std Data: 123 TYPE AND 00 GRADE; Overall Width: 23.0 MILLIMETERS NOMINAL MM; Alignment Type: SELF-ALIGNING; Style Designator: NON-SEPARABLE. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-5090 still in active supply?

NSN 3110-00-156-5090 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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