1.Replacement:
to replace John crane 502 ,AESSEAL B07S ,STERLING seal 524S
2.Suitable for:
any kinds of industrial pump and water pump
3.Operating Limits:
Pressure: ≤4MPa
Speed: ≤13m/s
Temperature: -30℃~+200℃
4.Notes:
we can manufacture mechanical seal model GL-502 sizes from 12mm
to 100mm.only the sizes in stock are sold on this website.shipment can
be arranged within 2 days after your payment. If you need any other shaft
sizes or seat types which are not sold online, please email our customer
service center
E-mail:info@gogoalonline.com 
Sophie
SKYPE
