PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FF-B-171Bearing,ball,annular

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 3110-01-049-6272 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-049-6272 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-049-6272. Primary manufacturer part number: FF-B-171.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
  • Overall Outside Diameter: 0.7500 INCHES NOMINAL IN
  • Shield Quantity: 2
  • Surface Finish: GROUND
  • Standard Tolerance Designation: ABEC NO.1
  • Internal Fit-Up Contact Angular Direction: PRIMARILY RADIAL
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-049-6272, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-049-6272
Primary Part NumberFF-B-171
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Overall Outside Diameter0.7500 INCHES NOMINAL IN
Shield Quantity2
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up Contact Angular DirectionPRIMARILY RADIAL
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Retainer Fabrication MethodPRESSED
Lubrication MaterialGREASE
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5365-01-057-578719592 INTERCHANGEABLE
Shim Set
Saginaw Products Corporation Dba Cignys
3110-01-062-37556157-P-17-13 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
4310-01-107-0590 INTERCHANGEABLE
Piston,compressor
5962-01-171-5591932905-113 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
4330-01-345-57031959-2 INTERCHANGEABLE
Parts Kit,air Filter
Howell Laboratories Inc Dba Howell Laboratories Inc
3040-01-630-791219592 INTERCHANGEABLE
Assy,plate,left
Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
Part NumberManufacturer
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
77R4AMILG23827 General Motors Corp Delco Moraine Ndh Div (USA)
5S1KDD Precisionaire of Georgia Div of Precisionaire Inc (USA)
77R4A General Motors Corp Delco Moraine Ndh Div (USA)
R4AFF Skf Usa Inc. (USA)
19592 Cooper Industries Inc Dba Cooper Tools (USA)
142C838H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5365-01-057-5787INTERCHANGEABLE
SHIM SET
19592
3110-01-062-3755INTERCHANGEABLE
BEARING,BALL,ANNULAR
6157-P-17-13
4310-01-107-0590INTERCHANGEABLE
PISTON,COMPRESSOR
5962-01-171-5591INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932905-113
4330-01-345-5703INTERCHANGEABLE
PARTS KIT,AIR FILTER
1959-2
3040-01-630-7912INTERCHANGEABLE
ASSY,PLATE,LEFT
19592

Frequently Asked Questions

What is NSN 3110-01-049-6272?

NSN 3110-01-049-6272 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 3110-01-049-6272?

NSN 3110-01-049-6272 has 7 cross-referenced part numbers: FF-B-171 (Federal Specifications Promulgated by General Services Administration Washington DC), 77R4AMILG23827 (General Motors Corp Delco Moraine Ndh Div), 5S1KDD (Precisionaire of Georgia Div of Precisionaire Inc), 77R4A (General Motors Corp Delco Moraine Ndh Div), R4AFF (Skf Usa Inc.) and 2 more.

What NSN replaces 3110-01-049-6272?

There are 6 known substitutes for 3110-01-049-6272: 5365-01-057-5787, 3110-01-062-3755, 4310-01-107-0590 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FF-B-171?

Key specifications for FF-B-171: Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE; Overall Outside Diameter: 0.7500 INCHES NOMINAL IN; Shield Quantity: 2; Surface Finish: GROUND. 14 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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