PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

253539Bearing,ball,annular

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3110-00-696-0032 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-696-0032 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-696-0032. Primary manufacturer part number: 253539.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Standard Tolerance Designation: ABEC NO.5
  • Surface Finish: GROUND
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL COMP E52100 OUTER RING
  • Material: STEEL COMP E51100 BALL
  • Material: COPPER ALLOY RETAINER
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 3110-00-696-0032, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-696-0032
Primary Part Number253539
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.5
Surface FinishGROUND
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL COMP E52100 OUTER RING
MaterialSTEEL COMP E51100 BALL
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL COMP E52100 INNER RING
Retainer Fabrication MethodMACHINED
Load DirectionRADIAL
Outer Ring Width0.7824 INCHES MINIMUM AND 0.7874 INCHES MAXIMUM IN
Bore Diameter4.3304 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM IN
Inner Ring Width0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
Overall Outside Diameter5.9051 INCHES MINIMUM AND 5.9055 INCHES MAXIMUM IN
Internal Clearance0.0015 INCHES MINIMUM RADIAL AND 0.0019 INCHES MAXIMUM RADIAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6515-00-331-130040-3810 INTERCHANGEABLE
Forceps,bone Cutting
Sklar Corporation Dba Sklar Instruments
3120-01-006-9149MS14101-6 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
253539 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
261136 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
6515-00-331-1300INTERCHANGEABLE
FORCEPS,BONE CUTTING
40-3810
3120-01-006-9149INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14101-6

Frequently Asked Questions

What is NSN 3110-00-696-0032?

NSN 3110-00-696-0032 is a Bearing,ball,annular, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-696-0032?

NSN 3110-00-696-0032 has 2 cross-referenced part numbers: 253539 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 261136 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 3110-00-696-0032?

There are 2 known substitutes for 3110-00-696-0032: 6515-00-331-1300, 3120-01-006-9149. Verify interchangeability with system specifications before substitution.

What are the specifications of 253539?

Key specifications for 253539: Bore Shape: STRAIGHT; Standard Tolerance Designation: ABEC NO.5; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-696-0032 still in active supply?

NSN 3110-00-696-0032 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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