They are secured with two M16 normal thickness nuts to BS 3692 and two bright washers, normal diameter, Form A, to BS 4320. The links, 300 of which are required, are parts of a special chain drive. The material is surface hardened whereanbsp;...
|Title||:||Mechanical Engineering Design 1 Organization and Control|
|Author||:||Maurice Arthur Parker, L. J. Dennis|
|Publisher||:||Hutchinson Educational - 1989-12-01|