Needle roller bearing NAS505-20MILG3278

Product Features

Oil hole and groove in outer and inner rings

Manufacturer Specification

Bore Diameter
1.2500 inches
Overall Outside Diameter
2.0000 inches
Lubrication Material
Outer Ring Width
1.0490 inches
Inner Ring Width
1.2500 inches
Surface Finish
Retainer Fabrication Method
Alignment Type
Standard Tolerance Designation
Afbma standard tolerance for industrial needle bearings
Lubrication Material Specification
Mil-g-23827 military specification single material response
Material Specification
Mil-s-7420 military specification 1st material response or 66 federal standard 1st material response or mil-s-8690 military specification 2nd material response or mil-s-7493 military specification 3rd material response or qq-s-624 federal specification 3rd material response or qq-s-633 federal specification 3rd material response or 66 federal standard 4th material response or 66 federal standard 5th material response
Style Designator
Airframe, hardened and ground, non-separable

Product Details

Steel comp e52100 overall or steel comp 8620 overall or steel overall or steel comp e50100 overall or steel comp e51100 overall material, cadmium all external/exposed metal surfaces surface treatment.

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Last Availability

This product was available in the following quantities and conditions when checked on 09/29/2022.

  • NS Stock: 23
  • AR Stock: 5
  • NE Stock: 409
  • SV Stock: 1
  •   ISO9001 / AS9100 Quality Standards
  •   Volume Discounts Available
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  •   Standard and Metric sizes

last updated on 07/25/2024