Southamerican customer order seatiing nipple

Our company's South American customer ordered a batch of seating nipple with specifications N11-20, N11-25 and N11-30. seating nipple produced by our company is made of AISI 4140 with a length of 12 ", in strict accordance with API 11AX standards, which is very favorable and reliable for the setting of sucker rod pump. At present, the production of this batch of orders has been arranged and will be delivered to the customer on schedule.