PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BACB10AT8Bearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-01-040-4833 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-040-4833 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-040-4833. Primary manufacturer part number: BACB10AT8.
Features
  • Bearing,ball,annular — FSC 3110
  • Surface Finish: GROUND
  • Load Direction: RADIAL
  • Internal Clearance: 0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN
  • Bore Shape: STRAIGHT
  • Standard Tolerance Designation: ABEC NO.1
  • Retainer Fabrication Method: PRESSED
  • Lubrication Material: LUBRICANT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 1012 or Steel Comp 1008 or Steel Comp 1010 or Steel Comp 1015 Retainer construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-040-4833, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 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
NSN3110-01-040-4833
Primary Part NumberBACB10AT8
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
Surface FinishGROUND
Load DirectionRADIAL
Internal Clearance0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
Retainer Fabrication MethodPRESSED
Lubrication MaterialLUBRICANT
MaterialSTEEL COMP 1012 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1015 RETAINER
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
MaterialSTEEL COMP E52100 INNER RING
MaterialSTEEL COMP E52100 BALL
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
Bore Diameter0.5000 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE BALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Material Document and ClassificationAISI ASSN STD ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES RETAINER
MaterialSTEEL COMP E52100 OUTER RING
Overall Outside Diameter1.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-063-7919 INTERCHANGEABLE
Clamp,hose
3030-00-070-1408 INTERCHANGEABLE
Belt,round
3110-00-155-84293153601-7 INTERCHANGEABLE
Bearing,ball,annular
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3110-00-198-1454 INTERCHANGEABLE
Bearing,ball,annular
3455-00-250-0768 INTERCHANGEABLE
Cutter,milling,end
2930-00-293-5941AT13989 INTERCHANGEABLE
Cap,filler Opening
Deere & Company Dba Deere John Co
2910-00-431-0733259710R91 INTERCHANGEABLE
Filter Element,fluid
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
3110-00-554-0020 INTERCHANGEABLE
Bearing,ball,annular
5945-00-676-0038 INTERCHANGEABLE
Relay,electromagnetic
5310-00-954-2353W1102-012 INTERCHANGEABLE
Washer,spring Tension
Barnes Group Inc. Dba Associated Spring Div Associated Spring Bristol
Cross-Reference Index
Part NumberManufacturer
R8-1B1-02 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
R11812 New Hampshire Ball Bearings Inc Div Precision Division (USA)
R8 General Motors Corp Delco Moraine Ndh Div (USA)
S5K Timken Co Div the Timken Company (USA)
BACB10AT8 PRIMARY Timken Co Div the Timken Company (USA)
R-8-N Skf Usa Inc. (USA)
BACB10AT8 PRIMARY Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
BACB10AT8 PRIMARY New Hampshire Ball Bearings Inc Div Hitech Division (USA)
BACB10AT8 The Boeing Company Div Defense (USA)
Related Parts
4730-00-063-7919INTERCHANGEABLE
CLAMP,HOSE
3030-00-070-1408INTERCHANGEABLE
BELT,ROUND
3110-00-155-8429INTERCHANGEABLE
BEARING,BALL,ANNULAR
3153601-7
3110-00-198-1454INTERCHANGEABLE
BEARING,BALL,ANNULAR
3455-00-250-0768INTERCHANGEABLE
CUTTER,MILLING,END
2930-00-293-5941INTERCHANGEABLE
CAP,FILLER OPENING
AT13989
2910-00-431-0733INTERCHANGEABLE
FILTER ELEMENT,FLUID
259710R91
3110-00-554-0020INTERCHANGEABLE
BEARING,BALL,ANNULAR
5945-00-676-0038INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5310-00-954-2353INTERCHANGEABLE
WASHER,SPRING TENSION
W1102-012
3110-01-013-1463INTERCHANGEABLE
BEARING,BALL,ANNULAR
AJ-9800-29-7
5330-01-150-9791INTERCHANGEABLE
GASKET
R-8

Frequently Asked Questions

What is NSN 3110-01-040-4833?

NSN 3110-01-040-4833 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-040-4833?

NSN 3110-01-040-4833 has 9 cross-referenced part numbers: R8-1B1-02 (Schatz Bearing Corporation Dba Schatz Bearing Corp), R11812 (New Hampshire Ball Bearings Inc Div Precision Division), R8 (General Motors Corp Delco Moraine Ndh Div), S5K (Timken Co Div the Timken Company), BACB10AT8 (Timken Co Div the Timken Company) and 4 more.

What NSN replaces 3110-01-040-4833?

There are 12 known substitutes for 3110-01-040-4833: 4730-00-063-7919, 3030-00-070-1408, 3110-00-155-8429 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BACB10AT8?

Key specifications for BACB10AT8: Surface Finish: GROUND; Load Direction: RADIAL; Internal Clearance: 0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN; Bore Shape: STRAIGHT. 19 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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