This item is a spare part for the following David Clark items:
H10-00, H10-20, H10-21, H10-26, H10-30, H10-36, H10-56, H10-56N, H10-66, H10-66N, H10-76, H3332, H3392, H4230, H5090, H6030, H7130, H8730, 40411G-16,40677G-01, 40677G-02, 40685G-01, 40706G-01
