Thread ring BSPT – Cod. S-AFR ring sermac, thread ring go sermac, thread ring sermac, thread rings GO BSPT ISO 7 R Hardness 58HRC + 2HRC Code Dimension S-AFR1/8 R1/8 S-AFR1/4 R1/4 S-AFR1/2 R1/2 S-AFR1 R1 Product’s images Product’s data sheet Download product’s page in PDF format Thread ring NPT – Cod. S-AFNPT Thread ring BSPP – Cod. S-AFPG/S-AFNPG