Hammond R147-025-000R 50 mm Heavy Duty Enclosure Coupling, 300° Rotation

The R147-025-000R is the Heavy Duty Enclosure Coupling (HDSSEC Series) for the 50 mm heavy duty suspension system, listed as "Command Fitting - 50mm Encl coupling". It is the fitting that joins the suspension arm to the operator enclosure, letting the enclosure be turned toward the operator. It is intended for machine builders and controls integrators assembling 50 x 50 profile suspension arms.

The coupling is cast aluminum (GK-Al Si 12 per DIN 1725 on the drawing) with a large thrust flange. It fastens with 4 hex socket screws, has adjustable torque resistance, and offers a rotation range of 300°. The drawing lists a black chloroprene (CR) gasket, 2x M12 galvanized steel assembly screws (DIN 916), IP54 ingress protection per EN 60529 and a RAL 7040 window grey powder coating.

Size is 3.78 in x 3.78 in x 4.53 in (96 mm x 96 mm x 115 mm). The drawing shows a 96 mm diameter flange, 50 x 50 profile connection, 82 mm bolt circle with M6 threads, and a 58 mm square pattern. Ordering-table dimensions are A 4.53 in (115 mm), B 1.97 in (50 mm), C 1.65 in (42 mm), D 3.78 in (96 mm), E 2.28 in (58 mm) and F 2.05 in (52 mm).

The drawing lists a weight of 1.25 kg, and the shipping weight is 3 lbs (1.36 kg). The part is RoHS and REACH compliant, with UPC 623980455389 and UNSPSC 39131710. The 80 mm system equivalent is the R147-025-200R.