That fits

Description Article no. Article Image  
Male Male DIN 11851 short DN125 1.4307 polished 1101500012510 Male DIN 11851 short DN125 1.4307 polished
Seal Ring Seal Ring DIN 11851 DN125 NBR 1000400012554 Seal Ring DIN 11851 DN125 NBR
Nut Nut DIN 11851 with Undercut DN125 1.4301/1.4307 polished 1100300012510 Nut DIN 11851 with Undercut DN125 1.4301/1.4307 polished