Type I.N.T./S.T. I.N.T./S.T.

Type I.N.T./S.T.

This Rotary (I.N.T.) Union is fitted with a spindle suitable for double flow with a stationary centre tube. This gives flow areas through the centre tube and annulus. Centre tubes are only provided if ordered. The Centre tube is fixed to the Rotary (I.N.T.) Union by means of a screw thread shown as dimension “O” flow can pass through the centre tube and return through the annulus or be reversed.

Type I.N.T./S.T. for double flow stationary centre tube

 

 

Nominal
size
Part No.s
8 (¼”) 17133
10 (3/8″) 17134
15 (½”) 17135
20 (¾”) 17136
25 (1″) 17137

 

Rotary (I.N.T.) Unions – type S.T. – Dimensions

Nominal
size
B F E D C V O N Q G I nominale
8 (¼”) R.¼” 66 90 115 6 28 M5 x 0.8 R.¼” 10 11 44
10 (3/8″) R.3/8″ 66 96 123 10 32 M6 x 1.0 R.3/8″ 10 13 44
15 (½”) R.½” 90 115 150 14 40 G.1/8″ R.½” 13 16 73
20 (¾”) R.¾” 90 120 161 18 48 G.¼” R.¾” 16 19 73
25 (1″) R.1″ 96 140 192 22 58 G.3/8″ R.1″ 19 22 83
Dimensions in millimetres


‘R’ is the designation for tapered pipe threads to BS21 and ISO 7/1
‘G’ is the designation for parallel pipe threads to BS2779 and ISO 228/1

 

 

Détail de l’extrémité du cylindre
Roll end details
Nominal
size
d1 d2 d3 L1 L2 L3
8 (¼”) 43.94/43.81 35 30 53 12 66
10 (3/8″) 43.94/43.81 35 34 53 12 66
15 (½”) 73.15/73.10 60 42 70 19 90
20 (¾”) 73.15/73.10 60 50 70 19 90
25 (1″) 82.55/82.47 70 60 70 25 96