PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

735974Bearing,roller,cylindrical

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3110-00-919-6906 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-919-6906 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-919-6906. Primary manufacturer part number: 735974.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Standard Tolerance Designation: RBEC NO.5
  • Surface Finish: UNGROUND
  • Retainer Fabrication Method: MACHINED
  • Material Document and Classification: PWA 742,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
  • Material Document and Classification: PWA 742,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE INNER RING
  • Material: STEEL INNER RING
  • Material: STEEL COMP 4340 RETAINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-919-6906, 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 17 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: Active.

Technical Specifications
ParameterValue
NSN3110-00-919-6906
Primary Part Number735974
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Standard Tolerance DesignationRBEC NO.5
Surface FinishUNGROUND
Retainer Fabrication MethodMACHINED
Material Document and ClassificationPWA 742,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
Material Document and ClassificationPWA 742,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE INNER RING
MaterialSTEEL INNER RING
MaterialSTEEL COMP 4340 RETAINER
Material Document and ClassificationAMS 6415 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
Style DesignatorSINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, ROLLER RETAINMENT RING ON INNER RING, NON-SEPARABLE
MaterialSTEEL OUTER RING
Material Document and ClassificationPWA 742,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE ROLLER
MaterialSTEEL ROLLER
Bore ShapeSTRAIGHT
Locating FeatureNONLOCATING
Bore Diameter1.9683 INCHES MINIMUM AND 1.9685 INCHES MAXIMUM IN
Internal Clearance0.0017 INCHES NOMINAL RADIAL IN
Overall Outside Diameter3.1493 INCHES MINIMUM AND 3.1496 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-089-6149471527 INTERCHANGEABLE
Bearing,roller,cylindrical
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6105-00-938-07384715-28 INTERCHANGEABLE
Motor,alternating Current
Western Sky Industries Inc Dba Electromech Techologies
Cross-Reference Index
Part NumberManufacturer
735974 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
471528 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
3110-00-089-6149INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
471527
6105-00-938-0738INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
4715-28

Frequently Asked Questions

What is NSN 3110-00-919-6906?

NSN 3110-00-919-6906 is a Bearing,roller,cylindrical, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-919-6906?

NSN 3110-00-919-6906 has 2 cross-referenced part numbers: 735974 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 471528 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 3110-00-919-6906?

There are 2 known substitutes for 3110-00-919-6906: 3110-00-089-6149, 6105-00-938-0738. Verify interchangeability with system specifications before substitution.

What are the specifications of 735974?

Key specifications for 735974: Standard Tolerance Designation: RBEC NO.5; Surface Finish: UNGROUND; Retainer Fabrication Method: MACHINED; Material Document and Classification: PWA 742,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING. 18 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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