BS 8627:2019 pdf free.Aerospace series – Bearing, spherical plain, in corrosion resisting steel with self-lubricating liner, low starting torque and low friction
coefficient, elevated duty cycles under low oscillations at different operating conditions.
The qualification procedure for aerospace standard products (e.g. according to EN 9133 or another in aerospace accepted and established qualification procedure) shall be used and documented according to the specified tests if not otherwise agreed between customer and supplier.
See also Table 5, Table 6 and Table 7.
Qualification shall be obtained for each bearing.
Qualification is granted for specific requirements within this standard providing justification can be shown to the qualifying authority.
Qualification is granted lilt has been obtained, for the bearing immediately before and the one immediately after the bearing in question.
Table 5 is given as an example. The order of ranges may be different but shall satisfy the requirements defined in 5.2 and in Table 6.
Table 7 is given as an example. The order of ranges may be different but shall satisfy the requirements defined in 5.2 and in Table 5 and Table 6.
A reduction in the amount of testing may be possible providing qualification to an equivalent specification can be demonstrated. This is at the discretion of the qualifying authority. If the manufacturer has not previously obtained qualification according to this standard the first plain bearing to be tested shall be subject to full testing.5.2 Acceptance conditions 5.2.1 Inspections and tests to be carried out by the manufacturer The acceptance of a delivery batch shall be in accordance with Table 8. 5.2.2 User’s quality control The user may, on acceptance of a delivery batch, proceed to inspect it by using the inspections specified in Table8, in full or in part, to ensure that the items conform to the required quality level, and to determine whether the delivery batch is acceptable.This inspection can be carried out in the user’s factory, or, by special agreement, in the manufacturer’s factory. BS 8627 pdf download.