PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FF-B-171/22Bearing,ball,duplex

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 3110-00-156-6801 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-6801 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-6801. Primary manufacturer part number: FF-B-171/22.
Features
  • Bearing,ball,duplex — FSC 3110
  • Overall Outside Diameter: 72.00 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Material: STEEL OVERALL
  • Material: STEEL OVERALL
  • Load Direction: ANGULAR
  • Retainer Fabrication Method: PRESSED
  • Load Direction: ANGULAR
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-156-6801, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-156-6801
Primary Part NumberFF-B-171/22
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Overall Outside Diameter72.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
MaterialSTEEL OVERALL
MaterialSTEEL OVERALL
Load DirectionANGULAR
Retainer Fabrication MethodPRESSED
Load DirectionANGULAR
Bearing Preload DesignationLIGHT
Standard Tolerance DesignationABEC NO.1
Style DesignatorUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
Style DesignatorUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Bearing Preload DesignationLIGHT
Bore Diameter30.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
3110-00-101-0935 INTERCHANGEABLE
Bearing,ball,annular
3110-00-109-1254 INTERCHANGEABLE
Bearing,ball,duplex
3110-00-156-5232 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-6815 INTERCHANGEABLE
Bearing,ball,duplex
3110-00-554-3223 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-5783 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-6106 INTERCHANGEABLE
Bearing,ball,annular
3110-00-862-6986 INTERCHANGEABLE
Bearing,ball,duplex
3110-01-050-1573 INTERCHANGEABLE
Bearing,ball,duplex
Cross-Reference Index
Part NumberManufacturer
FF-B-171/22 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
20306DU General Motors Corp Delco Moraine Ndh Div (USA)
AA59626 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA59626-206JABTU Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
20306DT General Motors Corp Delco Moraine Ndh Div (USA)
20306DT General Motors Corp (USA)
FFB171/22J06A2C Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-101-0935INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-109-1254INTERCHANGEABLE
BEARING,BALL,DUPLEX
3110-00-156-5232INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-6815INTERCHANGEABLE
BEARING,BALL,DUPLEX
3110-00-554-3223INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-5783INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-6106INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-862-6986INTERCHANGEABLE
BEARING,BALL,DUPLEX
3110-01-050-1573INTERCHANGEABLE
BEARING,BALL,DUPLEX

Frequently Asked Questions

What is NSN 3110-00-156-6801?

NSN 3110-00-156-6801 is a Bearing,ball,duplex, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-156-6801?

NSN 3110-00-156-6801 has 7 cross-referenced part numbers: FF-B-171/22 (Federal Specifications Promulgated by General Services Administration Washington DC), 20306DU (General Motors Corp Delco Moraine Ndh Div), AA59626 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59626-206JABTU (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 20306DT (General Motors Corp Delco Moraine Ndh Div) and 2 more.

What NSN replaces 3110-00-156-6801?

There are 9 known substitutes for 3110-00-156-6801: 3110-00-101-0935, 3110-00-109-1254, 3110-00-156-5232 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FF-B-171/22?

Key specifications for FF-B-171/22: Overall Outside Diameter: 72.00 MILLIMETERS NOMINAL MM; Surface Finish: GROUND; Overall Width: 19.0 MILLIMETERS NOMINAL MM; Material: STEEL OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-6801 still in active supply?

NSN 3110-00-156-6801 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.
PartsTable Design LLC · partstable.com