PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550059Bearing,ball,annular

Fag Bearings Corporation · NSN 3110-00-346-7245 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-346-7245 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-346-7245. Primary manufacturer part number: 550059.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 55.00 MILLIMETERS NOMINAL MM
  • Material: COPPER ALLOY RETAINER
  • Material: STEEL COMP E52100 INNER RING
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL COMP E52100 OUTER RING
  • Material: STEEL COMP E52100 BALL
  • Bore Diameter: 35.00 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Retainer construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-346-7245, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-346-7245
Primary Part Number550059
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFag Bearings Corporation
StatusCANCELLED
Overall Outside Diameter55.00 MILLIMETERS NOMINAL MM
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL COMP E52100 INNER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL COMP E52100 OUTER RING
MaterialSTEEL COMP E52100 BALL
Bore Diameter35.00 MILLIMETERS NOMINAL MM
Internal Clearance0.0013 INCHES MINIMUM RADIAL AND 0.0019 INCHES MAXIMUM RADIAL IN
Load DirectionRADIAL
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.5
Retainer Fabrication MethodSTAMPED
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3110-00-555-5427310-ZNR INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5365-01-172-4064550-059 INTERCHANGEABLE
Spacer,sleeve
Kirby Morgan Dive Systems Inc
3120-01-411-5026550059 INTERCHANGEABLE
Bushing,sleeve
Paratech Inc
4920-01-540-4357550059 INTERCHANGEABLE
Bridge,transmission
A V Technology Llc
Cross-Reference Index
Part NumberManufacturer
XC4934 General Motors Corp Delco Moraine Ndh Div (USA)
550059 PRIMARY Fag Bearings Corporation (USA)
365366-1 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
365366-1 Schaeffler Aerospace Canada Inc Div Fag Aerospace (CAN)
Related Parts
3110-00-555-5427INTERCHANGEABLE
BEARING,BALL,ANNULAR
310-ZNR
5365-01-172-4064INTERCHANGEABLE
SPACER,SLEEVE
550-059
3120-01-411-5026INTERCHANGEABLE
BUSHING,SLEEVE
550059
4920-01-540-4357INTERCHANGEABLE
BRIDGE,TRANSMISSION
550059

Frequently Asked Questions

What is NSN 3110-00-346-7245?

NSN 3110-00-346-7245 is a Bearing,ball,annular, manufactured by Fag Bearings Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-346-7245?

NSN 3110-00-346-7245 has 4 cross-referenced part numbers: XC4934 (General Motors Corp Delco Moraine Ndh Div), 550059 (Fag Bearings Corporation), 365366-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), 365366-1 (Schaeffler Aerospace Canada Inc Div Fag Aerospace).

What NSN replaces 3110-00-346-7245?

There are 4 known substitutes for 3110-00-346-7245: 3110-00-555-5427, 5365-01-172-4064, 3120-01-411-5026 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 550059?

Key specifications for 550059: Overall Outside Diameter: 55.00 MILLIMETERS NOMINAL MM; Material: COPPER ALLOY RETAINER; Material: STEEL COMP E52100 INNER RING; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-346-7245 still in active supply?

NSN 3110-00-346-7245 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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