PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

261132Bearing,ball,annular

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3110-00-275-0226 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-275-0226 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-275-0226. Primary manufacturer part number: 261132.
Features
  • Bearing,ball,annular — FSC 3110
  • Load Direction: RADIAL
  • Material Document and Classification: AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE BALL
  • Material: STEEL COMP E52100 BALL
  • Material Document and Classification: AMS 4616 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
  • Material: COPPER ALLOY RETAINER
  • Material: STEEL COMP E52100 INNER RING
  • Material Document and Classification: AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-275-0226, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, 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
NSN3110-00-275-0226
Primary Part Number261132
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Load DirectionRADIAL
Material Document and ClassificationAMS 6440 ASSN STD SINGLE MATERIAL RESPONSE BALL
MaterialSTEEL COMP E52100 BALL
Material Document and ClassificationAMS 4616 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL COMP E52100 INNER RING
Material Document and ClassificationAMS 6440 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
MaterialSTEEL COMP E52100 OUTER RING
Precious MaterialSILVER
Retainer Fabrication MethodMACHINED
Material Document and ClassificationAMS 6441 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter0.6690 INCHES MINIMUM AND 0.6693 INCHES MAXIMUM IN
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.1
Overall Outside Diameter1.3775 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
Bore ShapeSTRAIGHT
Internal Clearance0.0001 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6210-00-057-33471771132PC2 INTERCHANGEABLE
Lens,light
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-911-225911801 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
Cross-Reference Index
Part NumberManufacturer
234539 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
234540 Rtx Corporation Div Pratt & Whitney (USA)
261132 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
234539 Rtx Corporation Div Pratt & Whitney (USA)
261132 Rtx Corporation Div Pratt & Whitney (USA)
234540 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
6210-00-057-3347INTERCHANGEABLE
LENS,LIGHT
1771132PC2
5330-00-911-2259INTERCHANGEABLE
SEAL,PLAIN ENCASED
11801

Frequently Asked Questions

What is NSN 3110-00-275-0226?

NSN 3110-00-275-0226 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 3110-00-275-0226?

NSN 3110-00-275-0226 has 6 cross-referenced part numbers: 234539 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 234540 (Rtx Corporation Div Pratt & Whitney), 261132 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 234539 (Rtx Corporation Div Pratt & Whitney), 261132 (Rtx Corporation Div Pratt & Whitney) and 1 more.

What NSN replaces 3110-00-275-0226?

There are 2 known substitutes for 3110-00-275-0226: 6210-00-057-3347, 5330-00-911-2259. Verify interchangeability with system specifications before substitution.

What are the specifications of 261132?

Key specifications for 261132: Load Direction: RADIAL; Material Document and Classification: AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE BALL; Material: STEEL COMP E52100 BALL; Material Document and Classification: AMS 4616 ASSN STD SINGLE MATERIAL RESPONSE RETAINER. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-275-0226 still in active supply?

NSN 3110-00-275-0226 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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