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8 Dimensions
8.2.2 Threaded socket DIN ISO 228 (code 1) and NPT (code 31)
LB
L
2/2-way body, full bore (code V)
DN
NPS
8
1/4"
G 1/4
10
3/8"
G 3/8
15
1/2"
G 1/2
20
3/4"
G 3/4
25
1"
G 1
32
1¼"
G 1¼
40
1½"
G 1½
50
2"
G 2
65
2½"
G 2½
80
3"
G 3
100
4"
G 4
2/2-way body, reduced bore (code R)
DN
NPS
15
1/2"
G 1/2
20
3/4"
G 3/4
25
1"
G 1
32
1¼"
G 1¼
40
1½"
G 1½
50
2"
G 2
65
2½"
G 2½
80
3"
G 3
100
4"
G 4
Dimensions in mm
1) Connection type
Code 1: Threaded socket DIN ISO 228
Code 31: Threaded socket NPT
GEMÜ 798
Side view X
1
1
31
ØD
1/4" NPT
3/8" NPT
1/2" NPT
3/4" NPT
1" NPT
1¼" NPT
1½" NPT
2" NPT
2½" NPT
3" NPT
4" NPT
1
31
ØD
1/2" NPT
3/4" NPT
1" NPT
1¼" NPT
1½" NPT
2" NPT
2½" NPT
3" NPT
4" NPT
2
3
Connection code
1)
L
LB
75
24.5
75
24.5
72.5
24.5
85.4
31.4
105.3
41.3
111
48.4
127.3
56.3
144
71.4
185
86.6
205
99
240
127
Connection code
1)
L
LB
75
24.5
72.5
24.5
85.4
31.4
105.3
41.3
111
48.4
127.3
56.3
144
71.4
185
86.6
205
99
20 / 51
4
5
1, 31
ød
11.5
12.6
15
20
25
32
38
50
65
80
100
1, 31
ød
12.6
15
20
25
32
38
50
65
80
www.gemu-group.com
X
1
1
1
1
1
1
1
3
3
3
3
X
1
1
2
2
2
2
4
4
5
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