Quick PersonnelOur sales persons are well trained to accommodate your requests and speak English for your convenience. EP Group has increased its business lines to include Power Transmission Units and Components, Automotive Parts and Materials Handling Systems.Overview
1 – 052 – E20X42H420 – 640X6 EPT® Part Number
866538 – EPT 02983 ( SKU No.)
Series H Extension Type U – Joint Bore & Keyway
Standard DIN 808
42 mm Outside Diameter (D)
82 mm Head Length (L2)
20 mm Bore (d)
18 mm Bore Depth (C )
420 mm Lmin
640 mm Lmax
220 mm Clearance (X)
45 mm Internal Spline (B)
6 mm Keyway (a)
22.8 mm Over Keyway (b)
21 X 25 Z6 Shaft Profile
42 mm Body OD (D1)
3.13 kg
(GU3HA )
FR 
NL 
EN 
DE 
FY 
PL 
TR 
AR