PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G1108KLLB+COLFS381ABearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-108-3813 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-108-3813 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-108-3813. Primary manufacturer part number: G1108KLLB+COLFS381A.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL INNER RING
  • Style Designator: SINGLE ROW BALL, EXTERNAL SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR
  • Internal Fit-Up Designation: STANDARD
  • Outer Ring Width: 21.00 MILLIMETERS NOMINAL MM
  • Lubrication Material: GREASE
  • Bearing Seal Type: LABYRINTH
  • Seal Quantity: 2
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 3110-00-108-3813, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-108-3813
Primary Part NumberG1108KLLB+COLFS381A
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusCANCELLED
MaterialSTEEL INNER RING
Style DesignatorSINGLE ROW BALL, EXTERNAL SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR
Internal Fit-Up DesignationSTANDARD
Outer Ring Width21.00 MILLIMETERS NOMINAL MM
Lubrication MaterialGREASE
Bearing Seal TypeLABYRINTH
Seal Quantity2
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Surface FinishGROUND
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialSTEEL SEAL
Bore Diameter1.5000 INCHES MINIMUM AND 1.5005 INCHES MAXIMUM IN
Overall Outside Diameter3.1491 INCHES MINIMUM AND 3.1496 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3020-00-110-397240A-3210W INTERCHANGEABLE
Sprocket Wheel
Eriez Magnetics
5945-00-225-545340A INTERCHANGEABLE
Chopper,electronic
Sensata Technologies Maryland, Inc
4820-00-287-31933-9-3V INTERCHANGEABLE
Valve,gate
Gas Equipment Engineering Corporation, the Dba Geeco
5330-00-349-814640A INTERCHANGEABLE
Gasket
Wakmann Watch Company Inc
4820-00-428-30944027V4D INTERCHANGEABLE
Valve,gate
United Catalysts Inc
5120-00-449-8141 INTERCHANGEABLE
Wrench,open End
6240-00-797-900040A115V INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
4820-00-818-1272488-3-8 INTERCHANGEABLE
Valve,gate
United Catalysts Inc
4820-00-835-0580 INTERCHANGEABLE
Valve,gate
4820-00-838-2274 INTERCHANGEABLE
Valve,gate
Cross-Reference Index
Part NumberManufacturer
40A Cleveland Trencher Co Inc (USA)
G1108KLLB Timken Co Div the Timken Company (USA)
G1108KLLB+COLFS381A PRIMARY Timken Co Div the Timken Company (USA)
380051045 Kaitlin Corp (USA)
Related Parts
3020-00-110-3972INTERCHANGEABLE
SPROCKET WHEEL
40A-3210W
5945-00-225-5453INTERCHANGEABLE
CHOPPER,ELECTRONIC
40A
4820-00-287-3193INTERCHANGEABLE
VALVE,GATE
3-9-3V
5330-00-349-8146INTERCHANGEABLE
GASKET
40A
4820-00-428-3094INTERCHANGEABLE
VALVE,GATE
4027V4D
5120-00-449-8141INTERCHANGEABLE
WRENCH,OPEN END
6240-00-797-9000INTERCHANGEABLE
LAMP,INCANDESCENT
40A115V
4820-00-818-1272INTERCHANGEABLE
VALVE,GATE
488-3-8
4820-00-835-0580INTERCHANGEABLE
VALVE,GATE
4820-00-838-2274INTERCHANGEABLE
VALVE,GATE
8125-00-933-4414INTERCHANGEABLE
BOTTLE,SCREW CAP
986590
6240-01-097-8344INTERCHANGEABLE
LAMP,INCANDESCENT
40A(120V)

Frequently Asked Questions

What is NSN 3110-00-108-3813?

NSN 3110-00-108-3813 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-108-3813?

NSN 3110-00-108-3813 has 4 cross-referenced part numbers: 40A (Cleveland Trencher Co Inc), G1108KLLB (Timken Co Div the Timken Company), G1108KLLB+COLFS381A (Timken Co Div the Timken Company), 380051045 (Kaitlin Corp).

What NSN replaces 3110-00-108-3813?

There are 12 known substitutes for 3110-00-108-3813: 3020-00-110-3972, 5945-00-225-5453, 4820-00-287-3193 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G1108KLLB+COLFS381A?

Key specifications for G1108KLLB+COLFS381A: Material: STEEL INNER RING; Style Designator: SINGLE ROW BALL, EXTERNAL SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR; Internal Fit-Up Designation: STANDARD; Outer Ring Width: 21.00 MILLIMETERS NOMINAL MM. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-108-3813 still in active supply?

NSN 3110-00-108-3813 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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