Specification for hydraulic port and stud coupling using 'O'-ring sealing and 'G' series fastening threads1 Scope This British Standard specifies the requirements for port and stud couplings, incorporating a toroidal sealing ring, for use with hydraulic components operating at pressures up to 400 bar1) and a temperature range of 10 C to+ 120 C. NOTE The titles of the publications referred to in this standard are listed on the inside back cover.

the drilling and sawing machines

and applies to worm gearing and comprises cylindrical involute helicoid worms and worm wheels conjugate thereto

national equivalent coding systems

the tests for the motor-compressor specified in the particular appliance standard may not need to be made in the particular appliance or assembly

Postal address rendering rules are represented in this document as a postal addresstemplate

BS EN 4051 is one of a series of European standards regarding aerospace

are identified and methods for assessing change using existing International Standards are given as appropriate

Improved efficiency in the management of FM in general and in the delivery of facility services

to match that of the source language

With obedience and compliance to BS EN 60068-2-30

Note2: BS EN 16272-4 is intended for the following applications:

– floor treatment machines for commercial use (IEC 60335-2-67