PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SFR1-55K25Bearing,ball,annular

New Hampshire Ball Bearings Inc Div Hitech Division · NSN 3110-00-068-3635 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-068-3635 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-068-3635. Primary manufacturer part number: SFR1-55K25.
Features
  • Bearing,ball,annular — FSC 3110
  • Flange Width: 0.0230 INCHES NOMINAL IN
  • Flange Outside Diameter: 0.3590 INCHES NOMINAL IN
  • Outer Ring Outside Diameter: 0.3125 INCHES NOMINAL IN
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Load Direction: RADIAL
  • Material: STEEL CORROSION RESISTING OVERALL
  • Standard Tolerance Designation: ABEC NO.5
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 3110-00-068-3635, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-068-3635
Primary Part NumberSFR1-55K25
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNew Hampshire Ball Bearings Inc Div Hitech Division
StatusACTIVE
Flange Width0.0230 INCHES NOMINAL IN
Flange Outside Diameter0.3590 INCHES NOMINAL IN
Outer Ring Outside Diameter0.3125 INCHES NOMINAL IN
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Load DirectionRADIAL
MaterialSTEEL CORROSION RESISTING OVERALL
Standard Tolerance DesignationABEC NO.5
Bore Diameter0.0937 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-227-3165 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
SFR1-55K25 PRIMARY New Hampshire Ball Bearings Inc Div Hitech Division (USA)
113B2248P1 Bae Systems Controls Inc. (USA)
Related Parts
3110-00-227-3165INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-068-3635?

NSN 3110-00-068-3635 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-068-3635?

NSN 3110-00-068-3635 has 2 cross-referenced part numbers: SFR1-55K25 (New Hampshire Ball Bearings Inc Div Hitech Division), 113B2248P1 (Bae Systems Controls Inc.).

What NSN replaces 3110-00-068-3635?

There is 1 known substitute for 3110-00-068-3635: 3110-00-227-3165. Verify interchangeability with system specifications before substitution.

What are the specifications of SFR1-55K25?

Key specifications for SFR1-55K25: Flange Width: 0.0230 INCHES NOMINAL IN; Flange Outside Diameter: 0.3590 INCHES NOMINAL IN; Outer Ring Outside Diameter: 0.3125 INCHES NOMINAL IN; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 12 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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