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Medium Pressure Applications
(Straight through)
Valve less coupling construction
Body materials: Brass and Stainless Steel
Available in various sizes and fittings
Valve-less design construction.
Valve-less coupling design construction reduces pressure losses in high viscosity fluids, powder, water, vapor, grease, chemicals etc. flow applications.
Available in male thread (M), female thread (F) and hose nipple (H) type to suit a wide variety of applications.
Specifications                
Body Material Brass (BSBM) Stainless Steel
Size 1/8", 1/4", 3/8", 1/2" 3/4", 1" 1¼", 1½ " 2" 1/8", 1/4", 3/8", 1/2" 3/4", 1" 1¼", 1½ " 2"
Working Pressure
MPa (Kgf/cm²)		 4.9 (50) 2.9 (30) 2.0 (20) 1.5 (15) 7.5 (75) 4.4 (45) 2.9 (30) 2.0 (20)
Pressure Resistance
MPa (Kgf/cm²)		 7.5 (75) 4.5 (45) 2.9 (30) 2.3 (23) 9.8 (100) 6.4 (65) 4.4 (45) 2.9 (30)
Packing material,

Working temperature range 		Packing Symbol Working Temperature Remarks
Nitrite butadiene rubber No mark -20°C ~ +80°C Std. Material
Fluorine rubber VT-20 -15°C ~ +180°C Std. Material
Ethylene Propylene rubber EPT -10°C ~ +150°C Semi-standard Material
Charactristics
Measuring conditions: Standard Hydraulic Fluid, Temperature: 30°C+/- 5°C
Fluid Flow Direction
Fluid flows in either direction from socket or plug
Product Models & Dimensions
NPF Series (Plug) Female Thread Connection
Model L
(mm) 		A
(mm) 		d
(mm) 		E
(mm) 		T H
(mm)
1-NPF
28.5
15.5
4.5
11
Rc1/8
Hex. 14
2-NPF
35
18
6.5
14
Rc1/4
Hex. 17
3-NPF
40
21.5
10
15
Rc3/8
Hex. 21
4-NPF
45
24
13
17
Rc1/2
Hex. 29
6-NPF
51
28
17
19
Rc3/4
Hex. 35
8-NPF
60
36.5
25
21
Rc1
Hex. 41
10-NPF
64
39
32
25
Rc1¼
Hex. 54
12-NPF
75
45
38
25
Rc1½
Hex. 58
16-NPF
83
51
50
24
Rc2
Face Width 77
NSF Series (Socket) Female Thread Connection
Model L
(mm) 		D
(mm) 		E
(mm) 		T H
(mm) 		D
(mm)
1-NSF
27
18
9.5
Rc1/8
Hex 14
4.5
2-NSF
32
24
13
Rc1/4
Hex 19
8
3-NSF
35
28
13
Rc3/8
Hex 23
12
4-NSF
42
35
17
Rc1/2
Hex 29
16
6-NSF
48.1
45
19
Rc3/4
Hex 38
20
8-NSF
59.3
57
21
Rc 1
Hex 50
26
10-NSF
64.1
69
23
Rc1¼
Face width 54
36
12-NSF
71.2
75
23
Rc1½
Face width 58
42
16-NSF
80
98
27
Rc2
Face width 77
54
NPM Series (Plug) Male Thread Connection
Model L
(mm) 		A
(mm) 		d
(mm) 		E
(mm) 		T H
(mm)
1-NPM
32
15.5
4.5
10
R1/8
Hex. 12
2-NPM
38
18
6.5
13
R¼
Hex. 14
3-NPM
43
21.5
10
13
R3/8
Hex. 19
4-NPM
52
24
13
17
R½
Hex. 23
6-NPM
59
28
17
19
R¾
Hex. 32
8-NPM
73
36.5
25
22
R1
Hex. 41
10-NPM
83
39
32
23
R1¼
Hex. 50
12-NPM
93
45
38
26
R1½
Hex. 54
16-NPM
102
51
50
27
Rc2
Face Width 75
NSM Series (Socket) Male Thread Connection
Model L
(mm) 		D
(mm) 		d
(mm) 		E
(mm) 		T H
(mm)
1-NSM
30
18
4.5
9
R1/8
Hex. 14
2-NSM
42
24
7
13
R¼
Hex. 19
3-NSM
46
28
10
13
R3/8
Hex. 23
4-NSM
56
35
13
17
R½
Hex. 29
6-NSM
65.1
45
18
19
R¾
Hex. 38
8-NSM
76.3
57
24
22
R1
Hex. 50
10-NSM
86.1
69
32
25
R1¼
Face Width 54
12-NSM
95.2
75
38
25
R1½
Face Width 58
16-NSM
108
98
50
29
R2
Face Width 77
NPH Series (Plug) Hose Connection
Model L (mm) A (mm) D (mm) d (mm) E (mm) C (mm)
1-NPH
41
15.5
11
3
20
6.5
2-NPH
53
18
14
5
29
8
3-NPH
60
21.5
18
7
30
11
4-NPH
66
24
22
10
35
15
6-NPH
79
28
28
15
43
21
8-NPH
98
36.5
40
19
50
27
10-NPH
120
39
48
26
70
34.5
12-NPH
132
45
55
32
75
41
16-NPH
142
51
70
40
80
54
NSH Series (Socket) Hose Connection
Model L (mm) D (mm) C (mm) E (mm) d (mm)
1-NSH
40
18
6.5
20
3
2-NSH
55
24
8
29
5
3-NSH
60
28
11
30
7
4-NSH
69
35
15
35
10
6-NSH
84.1
45
21
43
15
8-NSH
95.3
57
27
50
19
10-NSH
119.1
69
34.5
70
26
12-NSH
128.2
75
41
75
32
16-NSH
141
98
54
80
40
Ordering Information
Size
150 1/8
250 1/4
350 3/8
450 1/2
650 3/4
800 1
1000 1¼
1200 1½
1600 2
Type
S Socket
P Plug
Connection type
M Male Thread
F Female Thread
H Hose
Body Material
BSBM Brass
SUS Stainless Steel (SUS304)
Packing Material
No Mark Nitrite butadiene rubber
VT-20 Fluorine rubber
EPT Ethylene Propylene rubber
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