Rolling bearings. Cylindrical rollers - Boundary dimensions, geometrical product specifications (GPS) and tolerance values for ceramic rollers1 Scope This document specifies dimensional and geometrical characteristics, nominal boundary dimensions and tolerance values for finished silicon nitride cylindrical rollers for rolling bearings. Annexes A and B give the sorting principles for roller diameter and roller length tolerances and gauges, respectively. Annex C gives examples of imperfection types and methods of inspection.

PD CEN/TR 15868 provides a summary of provisions valid in place of use

Having access to reliable requirements is essential to safely work with uninterruptible power systems

Such voltages may cause danger to persons

This International Standard specifies the method for determining the particle density of compressed fuels such as pellets or briquettes

BS 4857-1 on terminal reheat units is relevant to:

BS EN 1982 specifies the composition

This document does not apply to systems or procedures that an issuing authority has in place to control and monitor its excise revenue collection

Who is BS 6747 - Orthodontic resin specifications for

Candles manufacturers and suppliers

BS EN 934-4 walks you through the composition and preparation of test mix

particleboards (chipboards) either resin- or cement-bonded

the control transformers and power supplies incorporating control transformers are intended to be used with equipment to provide voltages different from the supply voltage for the functional requirements of the equipment