PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7611X1Bearing,ball,annular

General Motors Corp · NSN 3110-00-555-5402 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-555-5402 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-555-5402. Primary manufacturer part number: 7611X1.
Features
  • Bearing,ball,annular — FSC 3110
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Surface Finish: GROUND
  • Overall Outside Diameter: 120.0 MILLIMETERS NOMINAL MM
  • Internal Fit-Up Designation: STANDARD
  • Load Direction: RADIAL
  • Standard Tolerance Designation: ABEC NO.1
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 3110-00-555-5402, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 26 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
NSN3110-00-555-5402
Primary Part Number7611X1
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusCANCELLED
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Surface FinishGROUND
Overall Outside Diameter120.0 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Standard Tolerance DesignationABEC NO.1
Bore Diameter55.0 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Retainer Fabrication MethodPRESSED
Shield Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-144-8548760-11 INTERCHANGEABLE
Bearing,ball,annular
Elliott Company Div Jeannette
5940-00-156-1517W2110-612 INTERCHANGEABLE
Terminal,lug
Triumph Gear Systems Inc Dba Triumph Gear Systems Inc
3110-00-157-3740 INTERCHANGEABLE
Bearing,ball,thrust
5930-00-171-8857 INTERCHANGEABLE
Switch
4320-00-218-3388311P INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
6685-00-225-231767A230C137 INTERCHANGEABLE
Indicator,temperature,electrical
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6130-00-226-04177611 INTERCHANGEABLE
Power Supply Subassembly
Drs Signal Solutions, Inc.
3455-00-231-352809600 INTERCHANGEABLE
Cutter,milling,shell End
Niagara Cutter Inc
5935-00-329-46937611 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
2920-00-345-03624907 INTERCHANGEABLE
Cable Assy
Champion Aerospace Llc
Cross-Reference Index
Part NumberManufacturer
7611X1 General Motors Corp (USA)
S1196896 Westinghouse Electric Corp (USA)
311SFQ6A7 Skf Usa Inc. (USA)
1240064 Westinghouse Electric Corp Power Generation-Generator Div (USA)
8864950P111 General Electric Company (USA)
311KDFS50000 Timken Co Div the Timken Company (USA)
15S1692-0000PC1 Hsi Electric, Inc. (USA)
311D Timken Co Div the Timken Company (USA)
00P00012-1905 Hsi Electric, Inc. (USA)
32J497P8 Westinghouse Electric Corp (USA)
319063-29 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
15S1690-0000PC8 Hsi Electric, Inc. (USA)
311S Timken Co Div the Timken Company (USA)
311KD Timken Co Div the Timken Company (USA)
6311ZJ Skf Usa Inc. (USA)
S-1449721 Westinghouse Electric Corp Control Business Unit
7611 Westinghouse Electric Corp (USA)
4907 Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies (USA)
7611X1A General Motors Corp Delco Moraine Ndh Div (USA)
BG6311N03 Baldor Electric Co (USA)
Related Parts
3110-00-144-8548INTERCHANGEABLE
BEARING,BALL,ANNULAR
760-11
5940-00-156-1517INTERCHANGEABLE
TERMINAL,LUG
W2110-612
3110-00-157-3740INTERCHANGEABLE
BEARING,BALL,THRUST
5930-00-171-8857INTERCHANGEABLE
SWITCH
4320-00-218-3388INTERCHANGEABLE
RING,WEARING
311P
6685-00-225-2317INTERCHANGEABLE
INDICATOR,TEMPERATURE,ELECTRICAL
67A230C137
6130-00-226-0417INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
7611
3455-00-231-3528INTERCHANGEABLE
CUTTER,MILLING,SHELL END
09600
5935-00-329-4693INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7611
2920-00-345-0362INTERCHANGEABLE
CABLE ASSY
4907
3030-00-494-6585INTERCHANGEABLE
BELT,V
C53
3110-00-554-3359INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-555-5402?

NSN 3110-00-555-5402 is a Bearing,ball,annular, manufactured by General Motors Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-555-5402?

NSN 3110-00-555-5402 has 50 cross-referenced part numbers: 7611X1 (General Motors Corp), S1196896 (Westinghouse Electric Corp), 311SFQ6A7 (Skf Usa Inc.), 1240064 (Westinghouse Electric Corp Power Generation-Generator Div), 8864950P111 (General Electric Company) and 45 more.

What NSN replaces 3110-00-555-5402?

There are 12 known substitutes for 3110-00-555-5402: 3110-00-144-8548, 5940-00-156-1517, 3110-00-157-3740 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7611X1?

Key specifications for 7611X1: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL OVERALL; Surface Finish: GROUND; Overall Outside Diameter: 120.0 MILLIMETERS NOMINAL MM. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-555-5402 still in active supply?

NSN 3110-00-555-5402 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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