Product Information Material: 316 Stainless Steel Thread: BSPT Select a Product Part NumberThread Size H0.125SBNM1/8" H0.25SBNM1/4" H0.375SBNM3/8" H0.5SBNM1/2" H0.75SBNM3/4" H1.25SBNM1-1/4" H1.5SBNM1-1/2" H1SBNM1" H2.5SBNM2-1/2" H2SBNM2" H3SBNM3"