Brass Close Nipple HnF SKU Thread (inch) A (inch) HF215PN-02-02 1/8 0.75 HF215PN-04-04 1/4 0.88 HF215PN-06-06 3/8 1.00 HF215PN-08-08 1/2 1.12 HF215PN-12-12 3/4 1.31 HF215PN-16-16 1 1.54
