PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS3Bearing,ball,annular

Fag Bearings Corporation · NSN 3110-00-155-9644 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-9644 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-9644. Primary manufacturer part number: MS3.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.1
  • Standard Tolerance Designation: ABEC NO.1
  • Internal Fit-Up Designation: STANDARD
  • Load Direction: RADIAL
  • Material: STEEL OVERALL
  • Retainer Fabrication Method: PRESSED
  • Surface Finish: GROUND
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 3110-00-155-9644, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fag Bearings Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-9644
Primary Part NumberMS3
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFag Bearings Corporation
StatusACTIVE
Standard Tolerance DesignationABEC NO.1
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
MaterialSTEEL OVERALL
Retainer Fabrication MethodPRESSED
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
MaterialSTEEL OVERALL
Load DirectionRADIAL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore ShapeSTRAIGHT
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter1.5000 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Bore Diameter0.3750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6130-00-126-1133 INTERCHANGEABLE
Power Supply
3110-00-155-8407102668-608 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-00-410-0688MS-3 INTERCHANGEABLE
Screw,shoulder
Reid Supply Company
5120-00-827-2967 INTERCHANGEABLE
Key,socket Head Screw
3426-01-005-4821ID-8 13001008 INTERCHANGEABLE
Anode,plating
Sifco Applied Surface Concepts, Llc
7021-01-020-2271MS3 INTERCHANGEABLE
Computer,digital
Newton Technology Group Plc
5935-01-063-4376MS-3 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Datel, Inc.
5935-01-103-3007MS-3 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Raytheon Company Dba Raytheon Co
5905-01-163-3909 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6685-01-224-9410 INTERCHANGEABLE
Barometer,mercurial
Cross-Reference Index
Part NumberManufacturer
MS3 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
MS3 PRIMARY Fag Bearings Corporation (USA)
MS3 Nsk Uk Ltd (GBR)
Related Parts
6130-00-126-1133INTERCHANGEABLE
POWER SUPPLY
3110-00-155-8407INTERCHANGEABLE
BEARING,BALL,ANNULAR
102668-608
5305-00-410-0688INTERCHANGEABLE
SCREW,SHOULDER
MS-3
5120-00-827-2967INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
3426-01-005-4821INTERCHANGEABLE
ANODE,PLATING
ID-8 13001008
7021-01-020-2271INTERCHANGEABLE
COMPUTER,DIGITAL
MS3
5935-01-063-4376INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
MS-3
5935-01-103-3007INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
MS-3
5905-01-163-3909INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6685-01-224-9410INTERCHANGEABLE
BAROMETER,MERCURIAL
5905-01-247-6142INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5920-01-346-0534INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 3110-00-155-9644?

NSN 3110-00-155-9644 is a Bearing,ball,annular, manufactured by Fag Bearings Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-9644?

NSN 3110-00-155-9644 has 3 cross-referenced part numbers: MS3 (Schatz Bearing Corporation Dba Schatz Bearing Corp), MS3 (Fag Bearings Corporation), MS3 (Nsk Uk Ltd).

What NSN replaces 3110-00-155-9644?

There are 12 known substitutes for 3110-00-155-9644: 6130-00-126-1133, 3110-00-155-8407, 5305-00-410-0688 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS3?

Key specifications for MS3: Standard Tolerance Designation: ABEC NO.1; Standard Tolerance Designation: ABEC NO.1; Internal Fit-Up Designation: STANDARD; Load Direction: RADIAL. 17 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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