PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500559Bearing,roller,cylindrical

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3110-00-829-9861 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-829-9861 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-829-9861. Primary manufacturer part number: 500559.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Material: STEEL INNER RING
  • Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
  • Material Document and Classification: PWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
  • Material Document and Classification: AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
  • Material: STEEL ROLLER
  • Material: STEEL COMP 4340 RETAINER
  • Material: STEEL OUTER RING
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 3110-00-829-9861, 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 1 commercial cross-reference 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
NSN3110-00-829-9861
Primary Part Number500559
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
MaterialSTEEL INNER RING
Style DesignatorSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
Material Document and ClassificationPWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
Material Document and ClassificationAMS 6415 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
MaterialSTEEL ROLLER
MaterialSTEEL COMP 4340 RETAINER
MaterialSTEEL OUTER RING
Material Document and ClassificationPWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE ROLLER
Material Document and ClassificationPWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE INNER RING
Departure From Cited DesignatorNON
Retainer Fabrication MethodMACHINED
Internal Clearance0.0012 INCHES MINIMUM RADIAL AND 0.0018 INCHES MAXIMUM RADIAL IN
Bore ShapeSTRAIGHT
Overall Outside Diameter2.1651 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
Surface FinishGROUND
Bore Diameter1.1809 INCHES MINIMUM AND 1.1911 INCHES MAXIMUM IN
Locating FeatureONE DIRECTION
Standard Tolerance DesignationRBEC NO.5
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5331-01-061-73705005-59 INTERCHANGEABLE
O-Ring
Circor Aerospace, Inc. Dba Circor Aerospace Inc
3431-01-434-1922500559 INTERCHANGEABLE
Welding Machine,arc
Miller Electric Mfg. Llc
Cross-Reference Index
Part NumberManufacturer
500559 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5331-01-061-7370INTERCHANGEABLE
O-RING
5005-59
3431-01-434-1922INTERCHANGEABLE
WELDING MACHINE,ARC
500559

Frequently Asked Questions

What is NSN 3110-00-829-9861?

NSN 3110-00-829-9861 is a Bearing,roller,cylindrical, 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 3110-00-829-9861?

NSN 3110-00-829-9861 has 1 cross-referenced part number: 500559 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 3110-00-829-9861?

There are 2 known substitutes for 3110-00-829-9861: 5331-01-061-7370, 3431-01-434-1922. Verify interchangeability with system specifications before substitution.

What are the specifications of 500559?

Key specifications for 500559: Special Features: SILVER PLATED RETAINER; Material: STEEL INNER RING; Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE; Material Document and Classification: PWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-829-9861 still in active supply?

NSN 3110-00-829-9861 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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