PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202A03Bearing,ball,annular

Anti-Friction Bearing Mfg Assn Inc the · NSN 3110-00-156-7526 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-7526 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-7526. Primary manufacturer part number: 202A03.
Features
  • Bearing,ball,annular — FSC 3110
  • Surface Finish: GROUND
  • Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE
  • Material: STEEL BALL
  • Material: STEEL OUTER RING
  • Material: STEEL INNER RING
  • Standard Tolerance Designation: ABEC NO.1
  • Bore Diameter: 20.00 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-7526, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Anti-Friction Bearing Mfg Assn Inc the. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 31 commercial cross-references from 25 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
NSN3110-00-156-7526
Primary Part Number202A03
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAnti-Friction Bearing Mfg Assn Inc the
StatusCANCELLED
Surface FinishGROUND
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
Standard Tolerance DesignationABEC NO.1
Bore Diameter20.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter52.00 MILLIMETERS NOMINAL MM
Contact Angle25.0 DEGREES MINIMUM
Bore ShapeSTRAIGHT
Load DirectionANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5360-00-089-9502 INTERCHANGEABLE
Spring,helical,torsion
3110-00-101-3042 INTERCHANGEABLE
Bearing,ball,annular
3110-00-109-1428 INTERCHANGEABLE
Bearing,ball,duplex
6350-00-125-3329MD115VACSL INTERCHANGEABLE
Buzzer
Essex Products Group, Inc. Dba Industrial Timer Company
6625-00-129-857917157 INTERCHANGEABLE
Amplifier-Oscillator
Drs C3 & Aviation Company Dba Drs Data & Imaging Systems
3110-00-156-6747 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-7534 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-7620 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-8280 INTERCHANGEABLE
Bearing,ball,annular
3010-00-160-8862 INTERCHANGEABLE
Pressure Plate Assembly,clutch
Cross-Reference Index
Part NumberManufacturer
202A03 Anti-Friction Bearing Mfg Assn Inc the (USA)
517 Spirolox Inc (USA)
118235 Am General Llc (USA)
60368P1469 Patterson Pump Co Div Patterson Pump Company (USA)
30304 General Motors Corp Delco Moraine Ndh Div (USA)
7304 Skf Usa Inc. (USA)
38125 Acf Industries Inc (USA)
7304PW Timken Co Div the Timken Company (USA)
7304 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
72-6970-438 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
7304B1TX9 Nsk Corp Bearing Div (USA)
7304C1TX9 Nsk Corp Bearing Div (USA)
320AC Fag Bearings Corporation (USA)
7304 Equitable Bearing Co Inc (USA)
17157 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
177003-43 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
AA59630-204JABT Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
7411800 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
7304 Skf Usa Inc. (USA)
A-A-59630 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5360-00-089-9502INTERCHANGEABLE
SPRING,HELICAL,TORSION
3110-00-101-3042INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-109-1428INTERCHANGEABLE
BEARING,BALL,DUPLEX
6350-00-125-3329INTERCHANGEABLE
BUZZER
MD115VACSL
6625-00-129-8579INTERCHANGEABLE
AMPLIFIER-OSCILLATOR
17157
3110-00-156-6747INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-7534INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-7620INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-8280INTERCHANGEABLE
BEARING,BALL,ANNULAR
3010-00-160-8862INTERCHANGEABLE
PRESSURE PLATE ASSEMBLY,CLUTCH
4710-00-162-3418INTERCHANGEABLE
TUBE ASSEMBLY,METAL
3-20A C
2590-00-164-3821INTERCHANGEABLE
SHAFT
38125

Frequently Asked Questions

What is NSN 3110-00-156-7526?

NSN 3110-00-156-7526 is a Bearing,ball,annular, manufactured by Anti-Friction Bearing Mfg Assn Inc the, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-156-7526?

NSN 3110-00-156-7526 has 31 cross-referenced part numbers: 202A03 (Anti-Friction Bearing Mfg Assn Inc the), 517 (Spirolox Inc), 118235 (Am General Llc), 60368P1469 (Patterson Pump Co Div Patterson Pump Company), 30304 (General Motors Corp Delco Moraine Ndh Div) and 26 more.

What NSN replaces 3110-00-156-7526?

There are 12 known substitutes for 3110-00-156-7526: 5360-00-089-9502, 3110-00-101-3042, 3110-00-109-1428 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 202A03?

Key specifications for 202A03: Surface Finish: GROUND; Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE; Material: STEEL BALL; Material: STEEL OUTER RING. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-156-7526 still in active supply?

NSN 3110-00-156-7526 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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