Nova Valves is one of the trusted manufacturer of high quality Rotary Seal Couplings. These Rotary Seal Couplings are highly recommended in Industrial Use and, Commercial Use.
Size Table
Model
Size(BSP)
ØA
B
ØC
D
E
H
J
K
ØM
Dual Connection
Weight
NSRS- 6
1/4"
19
13
6
23
11
86
45
13
38
1/8"
0.300
NSRS- 10
3/8"
22
13
10
23
12
98
56
16
47
1/4"
0.520
NSRS- 15
1/2"
25
16
12
30
14
108
62
19
53
3/8"
0.710
NSRS- 20
3/4"
33
19
19
40
16
152
75
25
69
½"
1.500
NSRS- 25
1"
40.5
24
24
44
24
174
92
30
82
3/4"
2.100
NSRS- 32
1.1/4"
50
25
32
49
30
210
117
45
95
1"
3.050
NSRS- 40
1.1/2"
50
25
36
49
30
212
117
45
95
1"
3.200
NSRS- 50
2"
70
30
47
62
35
291
153
63
122
1.1/2"
6.600
NSRS- 65
2.1/2"
89
30
59
75
57
300
168
74
157
2"
11.200
NSRS- 80
3"
100
32
74
82
61
315
236
87
157
2.1/2"
11.200
Material Description
No.
Part Name
Material
1
Shaft
IC - CF8, CF8M
2
Body
IC - CF8, CF8M
3
Bearings
Standard
4
Grease Cap
Brass
5
Seals
PTFE
6
Stopper Pin
Stainless Steel
7
O-Ring
Viton
8
Spring
Stainless Steel
9
Circlip (Housing)
Stainless Steel
10
Spacer
Stainless Steel
11
Circlip (Shaft)
Stainless Steel
12
Spring Washer
Stainless Steel
13
Washer
Copper
Technical Specifications
Model
NSRS
Size
1/4" to 3" (RH & LH Thread)
Temperature
Up to 100°C (Chilled water & high temperature available on request)