PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFB171Bearing,ball,annular

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 3110-00-156-4118 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-4118 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-4118. Primary manufacturer part number: FFB171.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL OUTER RING
  • Bore Diameter: 9.00 MILLIMETERS NOMINAL MM
  • Seal Quantity: 1
  • Bearing Seal Type: CONTACT
  • Shield Quantity: 1
  • Standard Tolerance Designation: ABEC NO.1
  • Shield Quantity: 1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-4118, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-4118
Primary Part NumberFFB171
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
MaterialSTEEL OUTER RING
Bore Diameter9.00 MILLIMETERS NOMINAL MM
Seal Quantity1
Bearing Seal TypeCONTACT
Shield Quantity1
Standard Tolerance DesignationABEC NO.1
Shield Quantity1
Internal Fit-Up DesignationSTANDARD
Retainer Fabrication MethodPRESSED
Seal Quantity1
Lubrication MaterialGREASE
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Outer Ring Width0.5000 INCHES NOMINAL IN
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Bearing Seal TypeCONTACT
Surface FinishGROUND
Inner Ring Width0.4800 INCHES NOMINAL IN
Departure From Cited DesignatorAS MODIFIED BY SHIELD QUANTITY
MaterialSTEEL SHIELD
MaterialSTEEL INNER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL RETAINER
MaterialSTEEL BALL
MaterialSTEEL INNER RING
Nondefinitive Spec/std Data118 TYPE AND 1 CLASS AND 00 GRADE
Internal Fit-Up DesignationSTANDARD
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore ShapeSTRAIGHT
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-155-8874102-5630P1 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon
3110-00-156-339822SZ50 INTERCHANGEABLE
Bearing,ball,annular
Mack Trucks Inc Parts Opn
Cross-Reference Index
Part NumberManufacturer
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
DOD-G-24508A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CWC87009 General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
3110-00-155-8874INTERCHANGEABLE
BEARING,BALL,ANNULAR
102-5630P1
3110-00-156-3398INTERCHANGEABLE
BEARING,BALL,ANNULAR
22SZ50

Frequently Asked Questions

What is NSN 3110-00-156-4118?

NSN 3110-00-156-4118 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 3110-00-156-4118?

NSN 3110-00-156-4118 has 3 cross-referenced part numbers: FFB171 (Federal Specifications Promulgated by General Services Administration Washington DC), DOD-G-24508A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CWC87009 (General Motors Corp Delco Moraine Ndh Div).

What NSN replaces 3110-00-156-4118?

There are 2 known substitutes for 3110-00-156-4118: 3110-00-155-8874, 3110-00-156-3398. Verify interchangeability with system specifications before substitution.

What are the specifications of FFB171?

Key specifications for FFB171: Material: STEEL OUTER RING; Bore Diameter: 9.00 MILLIMETERS NOMINAL MM; Seal Quantity: 1; Bearing Seal Type: CONTACT. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com