PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6297 REV K5Bearing,roller,cylindrical

Rtx Corporation Div Pratt & Whitney · NSN 3110-00-640-8960 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-640-8960 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-640-8960. Primary manufacturer part number: 6297 REV K5.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Bore Shape: STRAIGHT
  • Retainer Fabrication Method: MACHINED
  • Standard Tolerance Designation: RBEC NO.5
  • Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN
  • Material: STEEL OUTER RING
  • Material: STEEL INNER RING
  • Material: COPPER ALLOY RETAINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-640-8960, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN3110-00-640-8960
Primary Part Number6297 REV K5
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRtx Corporation Div Pratt & Whitney
StatusCANCELLED
Bore ShapeSTRAIGHT
Retainer Fabrication MethodMACHINED
Standard Tolerance DesignationRBEC NO.5
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL ROLLER
Style DesignatorSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
Locating FeatureNONLOCATING
Bore Diameter17.0 MILLIMETERS NOMINAL MM
Overall Outside Diameter40.0 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5330-00-811-1603034054 INTERCHANGEABLE
Gasket
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4320-01-280-53016297-4 INTERCHANGEABLE
Impeller,pump,centrifugal
Air & Liquid Systems Corporation Dba Buffalo Pumps
Cross-Reference Index
Part NumberManufacturer
A0203WBPKA General Motors Corp Delco Moraine Ndh Div (USA)
6297J Rtx Corporation Div Pratt & Whitney (USA)
6297 REV K5 PRIMARY Rtx Corporation Div Pratt & Whitney (USA)
A0203WBPKA General Motors Corp (USA)
6297-1 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
5330-00-811-1603INTERCHANGEABLE
GASKET
034054
4320-01-280-5301INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
6297-4

Frequently Asked Questions

What is NSN 3110-00-640-8960?

NSN 3110-00-640-8960 is a Bearing,roller,cylindrical, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-640-8960?

NSN 3110-00-640-8960 has 5 cross-referenced part numbers: A0203WBPKA (General Motors Corp Delco Moraine Ndh Div), 6297J (Rtx Corporation Div Pratt & Whitney), 6297 REV K5 (Rtx Corporation Div Pratt & Whitney), A0203WBPKA (General Motors Corp), 6297-1 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 3110-00-640-8960?

There are 2 known substitutes for 3110-00-640-8960: 5330-00-811-1603, 4320-01-280-5301. Verify interchangeability with system specifications before substitution.

What are the specifications of 6297 REV K5?

Key specifications for 6297 REV K5: Bore Shape: STRAIGHT; Retainer Fabrication Method: MACHINED; Standard Tolerance Designation: RBEC NO.5; Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-640-8960 still in active supply?

NSN 3110-00-640-8960 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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