PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AC542Bearing,ball,airframe

Schatz Bearing Corporation Dba Schatz Bearing Corp · NSN 3110-00-142-4333 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-142-4333 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-142-4333. Primary manufacturer part number: AC542.
Features
  • Bearing,ball,airframe — FSC 3110
  • Load Direction: RADIAL
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
  • Inner Ring Width: 0.2810 INCHES NOMINAL IN
  • Outer Ring Width: 0.2500 INCHES NOMINAL IN
  • Overall Outside Diameter: 1.7500 INCHES NOMINAL IN
  • Style Designator: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
  • Bore Diameter: 1.3125 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-142-4333, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Schatz Bearing Corporation Dba Schatz Bearing Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-142-4333
Primary Part NumberAC542
Item NameBearing,ball,airframe
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSchatz Bearing Corporation Dba Schatz Bearing Corp
StatusCANCELLED
Load DirectionRADIAL
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Inner Ring Width0.2810 INCHES NOMINAL IN
Outer Ring Width0.2500 INCHES NOMINAL IN
Overall Outside Diameter1.7500 INCHES NOMINAL IN
Style DesignatorSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
Bore Diameter1.3125 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3030-00-006-9600A54-2 INTERCHANGEABLE
Belts,v,matched Set
Contitech Usa, Inc Dba Veyance Technologies
3110-00-156-1866 INTERCHANGEABLE
Bearing,ball,thrust
4320-00-574-4288A542 INTERCHANGEABLE
Impeller,pump,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
5961-00-949-5673 INTERCHANGEABLE
Semiconductor Device,diode
6650-01-696-2822A542 INTERCHANGEABLE
Cap,lens
Lightforce Usa, Incorporated Div Mil-Gov-Le
Cross-Reference Index
Part NumberManufacturer
AC542 PRIMARY Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
346228-6 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
177030-84 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
A542 Fag Bearings Corporation (USA)
281479-59 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
A542 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
A542 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
SSB542 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
A542 Timken Co Div the Timken Company (USA)
AB542 Mpb Corp Div Timken Super Precision (USA)
A542 Mpb Corp Div Timken Super Precision (USA)
12Z336-16 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
3030-00-006-9600INTERCHANGEABLE
BELTS,V,MATCHED SET
A54-2
3110-00-156-1866INTERCHANGEABLE
BEARING,BALL,THRUST
4320-00-574-4288INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A542
5961-00-949-5673INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
6650-01-696-2822INTERCHANGEABLE
CAP,LENS
A542

Frequently Asked Questions

What is NSN 3110-00-142-4333?

NSN 3110-00-142-4333 is a Bearing,ball,airframe, manufactured by Schatz Bearing Corporation Dba Schatz Bearing Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-142-4333?

NSN 3110-00-142-4333 has 12 cross-referenced part numbers: AC542 (Schatz Bearing Corporation Dba Schatz Bearing Corp), 346228-6 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 177030-84 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), A542 (Fag Bearings Corporation), 281479-59 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 7 more.

What NSN replaces 3110-00-142-4333?

There are 5 known substitutes for 3110-00-142-4333: 3030-00-006-9600, 3110-00-156-1866, 4320-00-574-4288 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AC542?

Key specifications for AC542: Load Direction: RADIAL; Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE; Inner Ring Width: 0.2810 INCHES NOMINAL IN; Outer Ring Width: 0.2500 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-142-4333 still in active supply?

NSN 3110-00-142-4333 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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