PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12349994Bearing,ball,annular

Mpb Corp Div Timken Super Precision · NSN 3110-01-252-9222 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-252-9222 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-252-9222. Primary manufacturer part number: 12349994.
Features
  • Bearing,ball,annular — FSC 3110
  • Alignment Type: RIGID
  • Material: STEEL COMP E52100 OUTER RING
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL COMP E52100 INNER RING
  • Bore Shape: STRAIGHT
  • Standard Tolerance Designation: ABEC NO. 5T
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-252-9222, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-252-9222
Primary Part Number12349994
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMpb Corp Div Timken Super Precision
StatusACTIVE
Alignment TypeRIGID
MaterialSTEEL COMP E52100 OUTER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL COMP E52100 INNER RING
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO. 5T
Surface FinishGROUND
Load DirectionRADIAL
Retainer Fabrication MethodMACHINED
Lubrication MaterialOIL
Internal Clearance0.0016 INCHES MINIMUM RADIAL AND 0.0028 INCHES MAXIMUM RADIAL IN
MaterialPLASTIC PHENOLIC AND COTTON RETAINER
Bore Diameter4.0000 INCHES NOMINAL IN
Overall Outside Diameter5.0000 INCHES NOMINAL IN
MaterialSTEEL COMP E52100 BALL
Lubrication Material Document and ClassificationMIL-L-2104 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-01-274-10264302000 INTERCHANGEABLE
Switch,thermostatic
Phoenix Products Llc Dba Phoenix Lighting Products Llc
6630-01-462-1264430-2000 INTERCHANGEABLE
Kit,column Installa
Agilent Technologies Inc Dba Agilent Technologies Inc Div Customer Service and Sales
5340-01-731-289243020-00 INTERCHANGEABLE
Cover,access
Vigor Works Llc
Cross-Reference Index
Part NumberManufacturer
12349994 PRIMARY Mpb Corp Div Timken Super Precision (USA)
12349994 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
4302-000 Mpb Corp Div Timken Super Precision (USA)
12349994 PRIMARY Kaydon Corporation Dba Kaydon Corp (USA)
TKR64-80-U(16-28) Mpb Corporation Dba Mpb Corp (USA)
Related Parts
5930-01-274-1026INTERCHANGEABLE
SWITCH,THERMOSTATIC
4302000
6630-01-462-1264INTERCHANGEABLE
KIT,COLUMN INSTALLA
430-2000
5340-01-731-2892INTERCHANGEABLE
COVER,ACCESS
43020-00

Frequently Asked Questions

What is NSN 3110-01-252-9222?

NSN 3110-01-252-9222 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-252-9222?

NSN 3110-01-252-9222 has 5 cross-referenced part numbers: 12349994 (Mpb Corp Div Timken Super Precision), 12349994 (U S Army Tank Automotive Command Amsta-Im-Mm), 4302-000 (Mpb Corp Div Timken Super Precision), 12349994 (Kaydon Corporation Dba Kaydon Corp), TKR64-80-U(16-28) (Mpb Corporation Dba Mpb Corp).

What NSN replaces 3110-01-252-9222?

There are 3 known substitutes for 3110-01-252-9222: 5930-01-274-1026, 6630-01-462-1264, 5340-01-731-2892. Verify interchangeability with system specifications before substitution.

What are the specifications of 12349994?

Key specifications for 12349994: Alignment Type: RIGID; Material: STEEL COMP E52100 OUTER RING; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL COMP E52100 INNER RING. 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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