PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC500-103Bearing,ball,annular

Leonardo Mw Ltd · NSN 3110-00-801-3140 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-801-3140 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-801-3140. Primary manufacturer part number: SC500-103.
Features
  • Bearing,ball,annular — FSC 3110
  • Flange Width: 0.0230 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING OVERALL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Outer Ring Outside Diameter: 0.3125 INCHES NOMINAL IN
  • Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
  • Retainer Fabrication Method: PRESSED
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-801-3140, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Leonardo Mw Ltd. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-801-3140
Primary Part NumberSC500-103
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerLeonardo Mw Ltd
StatusCANCELLED
Flange Width0.0230 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Outer Ring Outside Diameter0.3125 INCHES NOMINAL IN
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Retainer Fabrication MethodPRESSED
Load DirectionRADIAL
Bore Diameter0.1250 INCHES NOMINAL IN
Standard Tolerance DesignationABEC NO.7
Surface FinishGROUND
Bore ShapeSTRAIGHT
Flange Outside Diameter0.3590 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5136-00-189-3218402290 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
3460-00-189-4624 INTERCHANGEABLE
Chuck,drill
3120-00-422-633223230 INTERCHANGEABLE
Bearing,sleeve
Briggs and Stratton Corp
4920-00-475-074823-2-1-30 INTERCHANGEABLE
Tie Down,trailer,th
Celtech Corporation Div Use CAGE 65552 for All Orders
6645-00-536-1549 INTERCHANGEABLE
Staff,balance
2520-00-740-9816305340 INTERCHANGEABLE
Cover,brake Case
Garwood/feller Inc Garwood Winch Div
5998-00-824-5807 INTERCHANGEABLE
Circuit Card Assembly
5325-00-912-5818 INTERCHANGEABLE
Ring,retaining
3110-01-202-3773SSRIF-518HA7P25LO1 INTERCHANGEABLE
Bearing,ball
New Hampshire Ball Bearings Inc Div Hitech Division
6665-01-556-0150232-30 INTERCHANGEABLE
Repair Kit,carbon Monoxide Indic
Skc Inc
Cross-Reference Index
Part NumberManufacturer
SC500-103 Leonardo Mw Ltd (GBR)
SFR2-5 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
AVF8K20 Timken Co Div the Timken Company (USA)
SSRIF-518HA7P25LOIP New Hampshire Ball Bearings Inc Div Hitech Division (USA)
SFR2-5K25-7 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
M81793-DFFEAN01AC71AB1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1618302 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1412-634 Woodward, Inc. Div Fuel Systems and Controls (USA)
S518FCP25L02 Mpb Corp Div Timken Super Precision (USA)
SFR2-5K Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
CP15-1-30-25-10 Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (USA)
S518FCL0C4 Mpb Corp Div Timken Super Precision (USA)
AMVF8K20 Timken Co Div the Timken Company (USA)
SFR2-5K25 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
S518FR Mpb Corp Div Timken Super Precision (USA)
S518FCP25L01 Mpb Corp Div Timken Super Precision (USA)
M81793/08-FC2N2NA1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3110PL0138902 Jednolity Indeks Materialowy - Uniform Material Index (POL)
S518FC5 Mpb Corp Div Timken Super Precision (USA)
MIL-B-81793/8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5136-00-189-3218INTERCHANGEABLE
DIE,THREAD CUTTING
402290
3460-00-189-4624INTERCHANGEABLE
CHUCK,DRILL
3120-00-422-6332INTERCHANGEABLE
BEARING,SLEEVE
23230
4920-00-475-0748INTERCHANGEABLE
TIE DOWN,TRAILER,TH
23-2-1-30
6645-00-536-1549INTERCHANGEABLE
STAFF,BALANCE
2520-00-740-9816INTERCHANGEABLE
COVER,BRAKE CASE
305340
5998-00-824-5807INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5325-00-912-5818INTERCHANGEABLE
RING,RETAINING
3110-01-202-3773INTERCHANGEABLE
BEARING,BALL
SSRIF-518HA7P25LO1
6665-01-556-0150INTERCHANGEABLE
REPAIR KIT,CARBON MONOXIDE INDIC
232-30

Frequently Asked Questions

What is NSN 3110-00-801-3140?

NSN 3110-00-801-3140 is a Bearing,ball,annular, manufactured by Leonardo Mw Ltd, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-801-3140?

NSN 3110-00-801-3140 has 23 cross-referenced part numbers: SC500-103 (Leonardo Mw Ltd), SFR2-5 (New Hampshire Ball Bearings Inc Div Hitech Division), AVF8K20 (Timken Co Div the Timken Company), SSRIF-518HA7P25LOIP (New Hampshire Ball Bearings Inc Div Hitech Division), SFR2-5K25-7 (New Hampshire Ball Bearings Inc Div Hitech Division) and 18 more.

What NSN replaces 3110-00-801-3140?

There are 10 known substitutes for 3110-00-801-3140: 5136-00-189-3218, 3460-00-189-4624, 3120-00-422-6332 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SC500-103?

Key specifications for SC500-103: Flange Width: 0.0230 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING OVERALL; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Outer Ring Outside Diameter: 0.3125 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-801-3140 still in active supply?

NSN 3110-00-801-3140 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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