Ma washers amtundu wa 853 square diagonal amagwiritsidwa ntchito makamaka polumikiza zitsulo zachitsulo, makamaka pamene kumangirira kumafunika kutsata njira yachitsulo. Muyezo wa GB 853 umapereka tsatanetsatane wa kukula, zofunikira zololera, kusankha kwazinthu, ndi zisonyezo za magwiridwe antchito a ma washer a diagonal amtundu wachitsulo chachitsulo, kuwonetsetsa kuti ma washer amatha kumwaza katundu ndikuletsa kupsinjika komweko komwe kumalumikizidwa.

DIN127 ma washers masika amagwiritsidwa ntchito makamaka polumikizana ndi bawuti, makamaka polumikizana ndi bawuti yokhala ndi kalasi yamphamvu ya 5.8 kapena pansi. Cholinga chake chachikulu ndikuletsa kumasulidwa kwa bawuti powonjezera mphamvu ya axial rebound kuti alipire kutayika kwa mphamvu ya preload chifukwa cha kuponderezana, potero kuletsa kumasulidwa kwa maulumikizi olumikizidwa.