PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

108WBearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-155-6712 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6712 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6712. Primary manufacturer part number: 108W.
Features
  • Bearing,ball,annular — FSC 3110
  • Load Direction: RADIAL
  • Style Designator: LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL INNER RING
  • Material: STEEL OUTER RING
  • Material: STEEL BALL
  • Surface Finish: GROUND
  • Internal Fit-Up Designation: STANDARD
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6712, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-6712
Primary Part Number108W
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
Load DirectionRADIAL
Style DesignatorLOADING GROOVE, NON-SEPARABLE
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
MaterialSTEEL BALL
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
Overall Outside Diameter8.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Bore Diameter40.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4820-00-203-39760168 INTERCHANGEABLE
Valve,angle
Hoffman/new Yorker, Inc.
4820-00-237-3376 INTERCHANGEABLE
Valve,angle
5996-00-248-9081SC-D-68458 INTERCHANGEABLE
Amplifier,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-273-9897 INTERCHANGEABLE
Valve,angle
4710-00-377-9856 INTERCHANGEABLE
Tube,retarder
6140-00-383-439916451M INTERCHANGEABLE
Cable
Dana Off Highway Products, Llc
5930-00-501-4852 INTERCHANGEABLE
Switch,thermostatic
4820-00-541-0374MSS MP-80-87 INTERCHANGEABLE
Valve,angle
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
3110-00-555-52061208-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5940-01-127-2071108A INTERCHANGEABLE
Terminal Board
Stroco Manufacturing, Inc. Dba Stroco Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
108W PRIMARY Timken Co Div the Timken Company (USA)
108MQ6A7 PRIMARY Skf Usa Inc. (USA)
108A Timken Co Div the Timken Company (USA)
108WFS50000 PRIMARY Timken Co Div the Timken Company (USA)
6013171 Elwell-Parker Electric Co (USA)
108WFS10000 Timken Co Div the Timken Company (USA)
Related Parts
4820-00-203-3976INTERCHANGEABLE
VALVE,ANGLE
0168
4820-00-237-3376INTERCHANGEABLE
VALVE,ANGLE
5996-00-248-9081INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
SC-D-68458
4820-00-273-9897INTERCHANGEABLE
VALVE,ANGLE
4710-00-377-9856INTERCHANGEABLE
TUBE,RETARDER
6140-00-383-4399INTERCHANGEABLE
CABLE
16451M
5930-00-501-4852INTERCHANGEABLE
SWITCH,THERMOSTATIC
4820-00-541-0374INTERCHANGEABLE
VALVE,ANGLE
MSS MP-80-87
3110-00-555-5206INTERCHANGEABLE
BEARING,BALL,ANNULAR
1208-1B1
5940-01-127-2071INTERCHANGEABLE
TERMINAL BOARD
108A
7720-01-595-0268INTERCHANGEABLE
MUTE,CORNET-TRUMPET
108A

Frequently Asked Questions

What is NSN 3110-00-155-6712?

NSN 3110-00-155-6712 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 3110-00-155-6712?

NSN 3110-00-155-6712 has 6 cross-referenced part numbers: 108W (Timken Co Div the Timken Company), 108MQ6A7 (Skf Usa Inc.), 108A (Timken Co Div the Timken Company), 108WFS50000 (Timken Co Div the Timken Company), 6013171 (Elwell-Parker Electric Co) and 1 more.

What NSN replaces 3110-00-155-6712?

There are 11 known substitutes for 3110-00-155-6712: 4820-00-203-3976, 4820-00-237-3376, 5996-00-248-9081 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 108W?

Key specifications for 108W: Load Direction: RADIAL; Style Designator: LOADING GROOVE, NON-SEPARABLE; Material: STEEL INNER RING; Material: STEEL OUTER RING. 12 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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