Braze-on nipple fittings is with 60 cone swivel female with o-ring, it is belong to BSP weld pipe and tube fittings type.
Key
1 For cone and nut detail, see Figure 3 or 4.
NOTE 1 For style A, fit O-ring after brazing.
NOTE 2 Nut to be assembled after brazing and protective finish.
a Undercut details to manufacturer’s specification.
Braze-on nipple (BRNP)
Dimensions of braze-on nipples (BRNP)
Nipple size Tube OD d 12 d 13 l 6 l 7 L 8 ± 0,05 ± 0,15 ± 0,5 ± 0,80 max.
G 1/8 A 6 6,15 10 8,5 12,5 21,5
G 1/4 A 8 8,15 13 8,5 12,5 24,5
G 3/8 A 10 10,15 16 8,5 12,5 25,5
G 1/2 A 12 12,15 20 8,5 12,5 27,5
G 5/8 A 16 16,15 22 9,0 13,0 28,0
G 3/4 A 20 20,18 26 12,5 17,0 32,0
G 1 A 25 25,18 32 14,0 22,0 39,0
G 1 ¼ A 32 32,20 40 14,0 22,0 39,0
G 1 ½ A 38 38,20 46 14,0 22,0 46,0
G 2 A 50 50,25 60 14,0 22,0 46,0