PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51128Bearing,ball,thrust

Skf Usa Inc. · NSN 3110-00-855-5706 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-855-5706 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-855-5706. Primary manufacturer part number: 51128.
Features
  • Bearing,ball,thrust — FSC 3110
  • Bore Smallest Diameter: 140.00 MILLIMETERS NOMINAL MM
  • Material: COPPER ALLOY RETAINER
  • Style Designator: GROOVED RACE SURFACE
  • Material: STEEL THRUST PLATE
  • Surface Finish: GROUND
  • Thrust Directional Capability Designation: SINGLE
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR THRUST BEARINGS
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Retainer construction
General Description

The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-855-5706, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-855-5706
Primary Part Number51128
Item NameBearing,ball,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Bore Smallest Diameter140.00 MILLIMETERS NOMINAL MM
MaterialCOPPER ALLOY RETAINER
Style DesignatorGROOVED RACE SURFACE
MaterialSTEEL THRUST PLATE
Surface FinishGROUND
Thrust Directional Capability DesignationSINGLE
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR THRUST BEARINGS
Alignment TypeRIGID
Retainer Fabrication MethodMACHINED
Overall Outside Diameter180.00 MILLIMETERS NOMINAL MM
MaterialSTEEL BALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-203-3168 INTERCHANGEABLE
Cap,pipe
4330-00-740-2568 INTERCHANGEABLE
Parts Kit,fluid Pressure Filter
2990-01-335-972835-0014 INTERCHANGEABLE
Governor,diesel Engine
Harlan Global Manufacturing Llc
4940-01-644-043051128 INTERCHANGEABLE
Bracketxxx
Amerex Corporation Dba Getz Manufacturing Div Amerex Corporation Dba Getz Manufacturing
Cross-Reference Index
Part NumberManufacturer
51128 PRIMARY Skf Usa Inc. (USA)
Related Parts
4730-00-203-3168INTERCHANGEABLE
CAP,PIPE
4330-00-740-2568INTERCHANGEABLE
PARTS KIT,FLUID PRESSURE FILTER
2990-01-335-9728INTERCHANGEABLE
GOVERNOR,DIESEL ENGINE
35-0014
4940-01-644-0430INTERCHANGEABLE
BRACKETXXX
51128

Frequently Asked Questions

What is NSN 3110-00-855-5706?

NSN 3110-00-855-5706 is a Bearing,ball,thrust, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-855-5706?

NSN 3110-00-855-5706 has 1 cross-referenced part number: 51128 (Skf Usa Inc.).

What NSN replaces 3110-00-855-5706?

There are 4 known substitutes for 3110-00-855-5706: 4730-00-203-3168, 4330-00-740-2568, 2990-01-335-9728 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51128?

Key specifications for 51128: Bore Smallest Diameter: 140.00 MILLIMETERS NOMINAL MM; Material: COPPER ALLOY RETAINER; Style Designator: GROOVED RACE SURFACE; Material: STEEL THRUST PLATE. 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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