PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FF-B-171/09J09B2XBearing,ball,annular

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 3110-00-158-8257 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-158-8257 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-158-8257. Primary manufacturer part number: FF-B-171/09J09B2X.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 85.00 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Retainer Fabrication Method: PRESSED
  • Bearing Seal Type: LABYRINTH
  • Internal Fit-Up Designation: STANDARD
  • Load Direction: RADIAL
  • Seal Quantity: 2
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-158-8257, 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 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 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
NSN3110-00-158-8257
Primary Part NumberFF-B-171/09J09B2X
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Overall Outside Diameter85.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Bearing Seal TypeLABYRINTH
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Seal Quantity2
Lubrication MaterialGREASE
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Departure From Cited DocumentAS MODIFIED BY LUBRICATION
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL BALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE CARTRIDGE TYPE
MaterialSTEEL INNER RING
MaterialSTEEL INNER RING
Nondefinitive Spec/std Data120 TYPE AND 00 GRADE
MaterialSTEEL RETAINER
Load DirectionRADIAL
Internal Fit-Up DesignationSTANDARD
Departure From Cited DocumentAS MODIFIED BY LUBRICATION
Nondefinitive Spec/std Data120 TYPE AND 00 GRADE
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL OUTER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE CARTRIDGE TYPE
Bore Diameter45.00 MILLIMETERS NOMINAL MM
Bearing Seal TypeLABYRINTH
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-045-3171 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-5441 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-2623 INTERCHANGEABLE
Bearing,ball,annular
3110-00-227-3880 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-8048 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-9288204SFFCQXAP7XMILG3278 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-516-5182 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-3601 INTERCHANGEABLE
Bearing,ball,annular
3110-00-715-0117 INTERCHANGEABLE
Bearing,ball,annular
3110-00-967-2995 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
FF-B-171/09J09B2X Federal Specifications Promulgated by General Services Administration Washington DC (USA)
AA59595-809JBBE Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
W209KLLFS381A Timken Co Div the Timken Company (USA)
A-A-59595 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
1603279 Westinghouse Electric Corp (USA)
S3509-L10 Fag Bearings Corporation (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
S3509 Fag Bearings Corporation (USA)
W209KLL Timken Co Div the Timken Company (USA)
005-15-9 Enersys Inc. Div Hertner (USA)
Related Parts
3110-00-045-3171INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-5441INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-2623INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-3880INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-8048INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-9288INTERCHANGEABLE
BEARING,BALL,ANNULAR
204SFFCQXAP7XMILG3278
3110-00-516-5182INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-3601INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-715-0117INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-967-2995INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-01-014-8323INTERCHANGEABLE
GASKET
S3509
3110-01-054-7285INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-158-8257?

NSN 3110-00-158-8257 is a Bearing,ball,annular, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-158-8257?

NSN 3110-00-158-8257 has 10 cross-referenced part numbers: FF-B-171/09J09B2X (Federal Specifications Promulgated by General Services Administration Washington DC), AA59595-809JBBE (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), W209KLLFS381A (Timken Co Div the Timken Company), A-A-59595 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 1603279 (Westinghouse Electric Corp) and 5 more.

What NSN replaces 3110-00-158-8257?

There are 12 known substitutes for 3110-00-158-8257: 3110-00-045-3171, 3110-00-156-5441, 3110-00-198-2623 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FF-B-171/09J09B2X?

Key specifications for FF-B-171/09J09B2X: Overall Outside Diameter: 85.00 MILLIMETERS NOMINAL MM; Surface Finish: GROUND; Retainer Fabrication Method: PRESSED; Bearing Seal Type: LABYRINTH. 30 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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