PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

306FFBearing,ball,annular

Mcgill Manufacturing Co, Inc · NSN 3110-00-144-8642 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-144-8642 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-144-8642. Primary manufacturer part number: 306FF.
Features
  • Bearing,ball,annular — FSC 3110
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Surface Finish: GROUND
  • Internal Fit-Up Designation: STANDARD
  • Lubrication Material: GREASE
  • Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
  • Shield Quantity: 2
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-144-8642, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mcgill Manufacturing Co, Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 43 commercial cross-references from 31 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
NSN3110-00-144-8642
Primary Part Number306FF
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMcgill Manufacturing Co, Inc
StatusCANCELLED
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
Lubrication MaterialGREASE
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Shield Quantity2
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
Bore Diameter30.00 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Overall Outside Diameter72.00 MILLIMETERS NOMINAL MM
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-014-2433 INTERCHANGEABLE
Inverted Nut,tube Coupling
5305-00-068-0508AES01C250750AW9A91 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5330-00-085-3928149747 INTERCHANGEABLE
Gasket
Cummins Inc.
5961-00-135-6168 INTERCHANGEABLE
Rectifier,semiconductor Device,u
3110-00-155-620110510 INTERCHANGEABLE
Bearing,ball,annular
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
3110-00-156-4875160229 INTERCHANGEABLE
Bearing,ball,annular
Peerless Pump a Tbg Inc Co
3110-00-156-79011228A1 INTERCHANGEABLE
Bearing,ball,annular
Meritor Heavy Vehicle Systems, Llc
6115-00-504-06565309 INTERCHANGEABLE
Winding,generator Field
Elf Atochem North America Inc
3110-00-554-367129418MCGC INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-554-5412306PPTFMILL7711 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
Cross-Reference Index
Part NumberManufacturer
306FF PRIMARY Mcgill Manufacturing Co, Inc (USA)
386P436G01 Westinghouse Electric Corp General Control Div (USA)
177002-131 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
306FF Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
5903498P7 PRIMARY General Electric Company (USA)
T77306 PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
6306-2Z PRIMARY Skf Usa Inc. (USA)
M1089-213-129B Lincoln Electric Holdings Inc (USA)
306SFF General Electric Company (USA)
210726-2 Allis-Chalmers Corp (USA)
306KDDFS504 PRIMARY Timken Co Div the Timken Company (USA)
SDD/3016/2310A Paramatic Betex Ltd (GBR)
5309 Energy Services Group Div of Cooper Industries Inc (USA)
377053JJ PRIMARY Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA)
700408 Army Weapons Command Attn Amswe-Ree-S (USA)
77606 General Motors Corp Delco Moraine Ndh Div (USA)
377053YY PRIMARY Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA)
E104135PC2 Control Flow, Inc. Dba Control Flow Inc (USA)
29-4934P PRIMARY Johnson Controls Navy Systems, Llc (USA)
319687-247 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
4730-00-014-2433INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
5305-00-068-0508INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C250750AW9A91
5330-00-085-3928INTERCHANGEABLE
GASKET
149747
5961-00-135-6168INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
3110-00-155-6201INTERCHANGEABLE
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10510
3110-00-156-4875INTERCHANGEABLE
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160229
3110-00-156-7901INTERCHANGEABLE
BEARING,BALL,ANNULAR
1228A1
6115-00-504-0656INTERCHANGEABLE
WINDING,GENERATOR FIELD
5309
3110-00-554-3671INTERCHANGEABLE
BEARING,BALL,ANNULAR
29418MCGC
3110-00-554-5412INTERCHANGEABLE
BEARING,BALL,ANNULAR
306PPTFMILL7711
3110-00-554-6070INTERCHANGEABLE
BEARING,BALL,ANNULAR
3309A
5360-00-730-9768INTERCHANGEABLE
SPRING,LEAF
5309

Frequently Asked Questions

What is NSN 3110-00-144-8642?

NSN 3110-00-144-8642 is a Bearing,ball,annular, manufactured by Mcgill Manufacturing Co, Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-144-8642?

NSN 3110-00-144-8642 has 43 cross-referenced part numbers: 306FF (Mcgill Manufacturing Co, Inc), 386P436G01 (Westinghouse Electric Corp General Control Div), 177002-131 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 306FF (Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging.), 5903498P7 (General Electric Company) and 38 more.

What NSN replaces 3110-00-144-8642?

There are 12 known substitutes for 3110-00-144-8642: 4730-00-014-2433, 5305-00-068-0508, 5330-00-085-3928 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 306FF?

Key specifications for 306FF: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 19.0 MILLIMETERS NOMINAL MM; Surface Finish: GROUND; Internal Fit-Up Designation: STANDARD. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-144-8642 still in active supply?

NSN 3110-00-144-8642 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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