11
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Duo-ChekValves
4DBMMPQ
1JONVTU CF WFSUJDBM
GPS IPSJ[POUBM GMPX
'VMM #PEZ
'MPX%JSFDUJPO
5ISFBEFE
5ISVIPMF
"
$
#
2"
50 6
152 2
3
⁄
8
60 1
15
⁄
16
49 18
8
2
1
⁄
2
"
65 7
1
⁄
2
191 2
5
⁄
8
67 2
11
⁄
32
60 22 10
3"
80 8
1
⁄
4
210 2
7
⁄
8
73 2
29
⁄
32
74 30 14
4"
100 10
3
⁄
4
273 3
1
⁄
8
79 3
53
⁄
64
97 50 23
6"
150 14 356 5
3
⁄
8
137 5
49
⁄
64
146 183 83
8"
200 16
1
⁄
2
419 6
1
⁄
2
165 7
5
⁄
8
194 295 134
10"
250 20 508 8
3
⁄
8
213 9
9
⁄
16
243 540 245
Size
A
B
C
Weight
in mm in mm in mm in mm lbs.
kg.
ASMEClass 600
2"
50 8
1
⁄
2
216 2
3
⁄
4
70 1
11
⁄
16
43 37 17
3"
80 9
1
⁄
2
241 3
1
⁄
4
83 2
5
⁄
8
67 57 26
4"
100 11
1
⁄
2
292 4
102 3
7
⁄
16
87 98 45
6"
150 15 381 6
1
⁄
4
159 5
3
⁄
16
132 252 114
8"
200 18
1
⁄
2
470 8
1
⁄
8
206 6
13
⁄
16
173 441 200
10"
250 21
1
⁄
2
546 9
1
⁄
2
241 8
1
⁄
2
216 787 357
Size
A
B
C
Weight
in mm in mm in mm in mm lbs.
kg.
ASMEClass 900
LugStyle
valves
cover the bolting the entire length of the body. Lug valves are furnished in scallop and full body designs.
Scallop is furnishedwhenever possible to keepweight to aminimum.These valves are standard retainerless design. Lug
valves are furnishedwith thru-hole bolting in accordancewithAPI 594.Threaded bolt holes are availablewhen specified,
however, valve should not be used for dead end service.
StyleHLugRetainerlessValve
2"
50 6
152 2
3
⁄
8
60 1
15
⁄
16
49 17
8
2
1
⁄
2
"
65 7
1
⁄
2
191 2
5
⁄
8
67 2
11
⁄
32
60 17
8
3"
80 8
1
⁄
4
210 2
7
⁄
8
73 2
29
⁄
32
74 17
8
4"
100 9
229 2
7
⁄
8
73 3
53
⁄
64
97 28 13
5"
125 10 254 3
3
⁄
8
86 4
13
⁄
16
122 36 16
6"
150 11 279 3
7
⁄
8
98 5
49
⁄
64
146 48 22
Size
A
B
C
Weight
in mm in mm in mm in mm lbs.
kg.
ASMEClass 150
Size
A
B
C
Weight
in mm in mm in mm in mm lbs.
kg.
ASMEClass 300
2"
50 6
152 2
3
⁄
8
60 1
15
⁄
16
49 18
8
2
1
⁄
2
"
65 7
1
⁄
2
191 2
5
⁄
8
67 2
11
⁄
32
60 22 10
3"
80 8
1
⁄
4
210 2
7
⁄
8
73 2
29
⁄
32
74 30 14
4"
100 10 254 2
7
⁄
8
73 3
53
⁄
64
97 36 16
5"
125 11 279 3
3
⁄
8
86 4
13
⁄
16
122 51 23
6"
150 12
1
⁄
2
318 3
7
⁄
8
98 5
49
⁄
64
146 84 38
8"
200 15 381 5
127 7
5
⁄
8
194 135 61
10" 250 17
1
⁄
2
445 5
3
⁄
4
146 9
9
⁄
16
243 270 123
2"
50 8
1
⁄
2
216 2
3
⁄
4
70 1
11
⁄
16
43 37 17
3"
80 10
1
⁄
2
267 3
1
⁄
4
83 2
5
⁄
8
67 70 32
4"
100 12
1
⁄
4
311 4
102 3
7
⁄
16
87 112 51
6"
150 15
1
⁄
2
394 6
1
⁄
4
159 5
3
⁄
16
132 262 119
8"
200 19 483 8
1
⁄
8
206 6
13
⁄
16
173 488 221
10"
250 23 584 9
3
⁄
4
248 8
1
⁄
2
216 917 416
12"
300 26
1
⁄
2
673 12
305 10
1
⁄
8
257 1425 646
14"
350 29
1
⁄
2
749 14
356 11
1
⁄
2
292 2045 928
16"
400 32
1
⁄
2
826 15
1
⁄
8
384 12
13
⁄
16
325 2600 1179
18"
450 36 914 18
7
⁄
16
468 13
3
⁄
4
349 3883 1761
20"
500 38
3
⁄
4
984 21
533 14
3
⁄
4
348 5700 2580
24"
600 46 1168 22
559 15
1
⁄
8
384 7150 3236
Size
A
B
C
Weight
in mm in mm in mm in mm lbs.
kg.
ASMEClass 1500
2"
50 9
1
⁄
4
235 2
3
⁄
4
70 1
11
⁄
16
43 48 22
3"
80 12 305 3
3
⁄
8
86 2
5
⁄
8
67 93 42
4"
100 14 356 4
1
⁄
8
105 3
7
⁄
16
87 152 69
6"
150 19 483 6
1
⁄
4
159 5
3
⁄
16
132 386 175
8"
200 21
3
⁄
4
552 8
1
⁄
8
206 6
13
⁄
16
173 682 309
10"
250 26
1
⁄
2
673 10
254 8
1
⁄
2
216 1233 559
12"
300 30 762 12
305 10
1
⁄
8
257 1881 853
Size
A
B
C
Weight
in mm in mm in mm in mm lbs.
kg.
ASMEClass 2500
• Consult factory for additional sizes and pressure classes.
