PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7405WBearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-156-6790 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-6790 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-6790. Primary manufacturer part number: 7405W.
Features
  • Bearing,ball,annular — FSC 3110
  • Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE
  • Contact Angle: 25.0 DEGREES MAXIMUM
  • Material: STEEL OVERALL
  • Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE
  • Load Direction: ANGULAR
  • Retainer Fabrication Method: PRESSED
  • Contact Angle: 25.0 DEGREES MAXIMUM
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 3110-00-156-6790, 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 7 commercial cross-references from 6 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
NSN3110-00-156-6790
Primary Part Number7405W
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusCANCELLED
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Contact Angle25.0 DEGREES MAXIMUM
MaterialSTEEL OVERALL
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Load DirectionANGULAR
Retainer Fabrication MethodPRESSED
Contact Angle25.0 DEGREES MAXIMUM
MaterialSTEEL OVERALL
Overall Outside Diameter80.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Surface FinishGROUND
Bore Diameter25.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Load DirectionANGULAR
Standard Tolerance DesignationABEC NO.1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-156-8014 INTERCHANGEABLE
Bearing,ball,annular
3120-00-375-2877 INTERCHANGEABLE
Bushing Pump Shaft
1730-00-421-52057405 INTERCHANGEABLE
Shaft Assy,pinion
Aerocontrolex Group, Inc. Div Talley Actuators
5310-00-550-275120405 INTERCHANGEABLE
Washer,key
Parker-Hannifin Corporation Dba Control Systems Division
3455-00-554-732010440 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
5310-00-595-761620405 INTERCHANGEABLE
Washer,keyway
Safran Power Usa Llc
3130-00-838-5260SAF22513 INTERCHANGEABLE
Bearing Unit,roller
Skf Usa Inc.
3030-00-961-920515411 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5962-01-034-5184SNJ55121J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5962-01-034-7322230073 INTERCHANGEABLE
Microcircuit
Astronics Test Systems Inc
Cross-Reference Index
Part NumberManufacturer
20405 General Motors Llc Dba General Motors Llc (USA)
R147PC7 Orton-Mccullough Crane Co (USA)
7405W PRIMARY Timken Co Div the Timken Company (USA)
20405 General Motors Corp (USA)
20405 General Motors Corp Delco Moraine Ndh Div (USA)
7405C1TX9 PRIMARY Nsk Corp Bearing Div (USA)
7405 Timken Co Div the Timken Company (USA)
Related Parts
3110-00-156-8014INTERCHANGEABLE
BEARING,BALL,ANNULAR
3120-00-375-2877INTERCHANGEABLE
BUSHING PUMP SHAFT
1730-00-421-5205INTERCHANGEABLE
SHAFT ASSY,PINION
7405
5310-00-550-2751INTERCHANGEABLE
WASHER,KEY
20405
3455-00-554-7320INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10440
5310-00-595-7616INTERCHANGEABLE
WASHER,KEYWAY
20405
3130-00-838-5260INTERCHANGEABLE
BEARING UNIT,ROLLER
SAF22513
3030-00-961-9205INTERCHANGEABLE
BELT,V
15411
5962-01-034-5184INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ55121J
5962-01-034-7322INTERCHANGEABLE
MICROCIRCUIT
230073
5975-01-055-5161INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
5040
5970-01-146-4472INTERCHANGEABLE
INSULATOR
1214AS158

Frequently Asked Questions

What is NSN 3110-00-156-6790?

NSN 3110-00-156-6790 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 3110-00-156-6790?

NSN 3110-00-156-6790 has 7 cross-referenced part numbers: 20405 (General Motors Llc Dba General Motors Llc), R147PC7 (Orton-Mccullough Crane Co), 7405W (Timken Co Div the Timken Company), 20405 (General Motors Corp), 20405 (General Motors Corp Delco Moraine Ndh Div) and 2 more.

What NSN replaces 3110-00-156-6790?

There are 12 known substitutes for 3110-00-156-6790: 3110-00-156-8014, 3120-00-375-2877, 1730-00-421-5205 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7405W?

Key specifications for 7405W: Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE; Contact Angle: 25.0 DEGREES MAXIMUM; Material: STEEL OVERALL; Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-6790 still in active supply?

NSN 3110-00-156-6790 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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