TWN4-NB

TWN4-NB
Super Ball Bushing Bearing

SUPER, Ball Bushing Bearing Twin Pillow Block, 0.250 in, Self-Aligning, Closed Type, Non-Adjustable, Not Corrosion Resistant, Integral Double Acting Seals

Lead Time:  Next Day Lead times may increase with higher quantities. Lead time displayed in business days.

  • The Super Ball Bushing bearing is self-aligning, lightweight and adjustable with a low coefficient of friction.
  • The wear-resistant, engineered-polymer retainers and outer sleeves reduce inertia and noise in critical, high speed applications.
  • Radially floating bearing plates. When installed in an adjustable housing, the Super Ball Bushing Bearing may be adjusted to a specific diametrical fit-up for accurate and repeatable movement.

Dimensions

Dimensions
Dimension Value
A 41.40 mm (1.630 in)
A2 25.40 mm (1.000 in)
B 63.50 mm (2.500 in)
d 6.35 mm (0.250 in)
E1 33.35 mm (1.313 in)
E2 50.80 mm (2.000 in)
F 19.05 mm (0.750 in)
F1 4.83 mm (0.190 in)
G 11.18 mm (0.440 in)
G1 31.75 mm (1.250 in)
G2 Alemite 1877
H 11.10 mm (0.437 in)
H1 20.57 mm (0.810 in)
N 4.06 mm (0.160 in)
N #6

Specifications

Specification Value
Adjustable/Not Adjustable Not Adjustable
Closed/Open Closed
Nylon Ball or Alternating Nylon Ball Nylon Balls
Roll Pack No Roll Pack
Food Grade Rated Not Food Grade
Self Alignment Self-aligning
Single/Twin Twin
Temperature Max 85 °C / 185 °F
Use with shafting class L
Wipers, Seals
Weight 0.086 kg / 0.19 lbs
Nominal Diameter 6.350 mm / 0.25 in
Length 63.500 mm / 2.5 in
Height 20.574 mm / 0.81 in

Performance

Performance Value
Load Capacity, Dynamic 53.379 N / 12 lbf

Get Quote

*Please fill out the information below so we can best assist you:

Would you like to receive periodic Thomson email updates including application stories, online training opportunities, new product information and links to online design tools?