page_banner

Products

PNA22/44 Alignment needle roller bearings, with an inner ring

Short Description:

Alignment needle roller bearings comprise drawn outer cups, plastic support rings with a concave inner profile, outer rings with a spherical outside surface, needle roller and cage assemblies and removable inner rings . Two polymer seating rings with a sphered (concave) inside surface are encased in a drawn sheet steel sleeve and fitted over the outer ring.Aligning needle roller bearings are available in type PNA .Bearings with an inner ring are used if the shaft cannot be configured as a rolling bearing raceway.


Product Detail

Product Tags

PNA22/44 Alignment needle roller bearings, with an inner ring  detail Specifications:

Material : 52100 Chrome Steel

Construction : Single Row with an inner ring

Limiting Speed : 16000 rpm

Weight : 0.14 kg

 

Main Dimensions:

Bore diameter (d) : 22 mm

Raceway diameter inner ring (F) : 28 mm

Outer diameter (D) : 44 mm

Width (C) : 20 mm

The Tolerance of width : - 0.05 mm to + 0.05 mm

Shoulder diameter sleeve (D1): 38.5 mm

Chamfer dimension sheet steel sleeve (r) min. : 0.8 mm

Chamfer dimension inner ring (r 1) min. : 0.3 mm

Permissible axial displacement from the normal position of one bearing ring relative to the other (s) min. : 0.5 mm

Dynamic load ratings (Cr) : 22.00 KN

Static load ratings (Cor) : 34.00 KN

 

ABUTMENT DIMENSIONS

Smallest permissible abutment diameter shaft (da) min . : 24 mm

Smallest permissible abutment diameter housing(Da)min. : 37.5 mm

Largest permissible abutment diameter housing(Da)max. : 39 mm

Fillet radius(ra)max. : 0.8 mm

Fillet radius(rb)max. : 0.3 mm

PNA drawing

  • Previous:
  • Next:

  • Write your message here and send it to us