Check-All Series FIV Size & Dimensions

*Check "A" dimension for clearance with pipe ID.  Generally "A" dimension is designed for use in standard schedule pipe for class 150 & 300 valves.
Order class 600 valves for schedule 80 pipe.
NOTES (DIMENSIONS TABLE)
*Due to molding process, orifice in plastic may vary.  Sizes 5" and larger are only available in class 150.
**Maximum nominal dimension for valve open with no spring.
 
Consult factory for more information
sales@flw.com.

 

 
 

Pipe Size

ANSI Rating &
 Material
A B C D** O.D. Orifice
Dia.*
½" 150 & 300
600
Plastic
0.605
N/A
0.600
¼
¼
¼
17/64
N/A
17/64
39/64 1-3/8 0.348
0.348
0.348
¾" 150 & 300
600
Plastic
0.762
0.719
0.720
¼
¼
¼
¼
¼
¼
45/64 0.464
0.464
0.464
1" 150 & 300
600
Plastic
1.000
0.922
0.925
¼
¼
¼
23/64
5/16
25/64
3/4 2 0.593
0.593
0.593
1¼" 150 & 300
600
Plastic
1.340
1.234
1.240
¼
¼
¼
7/16
3/8
7/16
7/8 0.890
0.890
0.890
1½" 150 & 300
600
Plastic
1.570
1.490
1.470
¼
¼
¼
7/16
13/32
½
1-1/64 2-7/8 1.135
1.135
1.135
2" 150 & 300
600
Plastic
2.005
1.890
1.890
¼
¼
¼
7/16
27/64
33/64
1-3/16 3-5/8 1.385
1.385
1.385
2½" 150 & 300
600
2.407
2.266
¼
¼
21/32
37/64
1-7/16 4-1/8 1.555
1.555
3" 150 & 300
600
Plastic
3.006
2.844
2.850
5/16
5/16
5/16
11/16
41/64
23/32
1-19/32 5 2.025
2.025
2.025
4" 150 & 300
600
Plastic
3.964
3.766
3.766
3/8
3/8
3/8
1-3/64
61/64
1-1/8
2 6-3/16 2.560
2.560
2.560
5" 150  4.985 ½ 1-1/16 2-11/64 7-5/16 3.280
6" 150 
Plastic
6.003
5.700
3/8
9/16
1-33/64
1-35/64
2-23/32 3.875
3.875
8" 150  7.919 ½ 2-17/64 3-3/8 10-5/8 5.110
10" 150  9.958 ½ 2-53/64 3-15/32 12¾ 6.380
12" 150 Brass
Other Metals 
11.876
11.876
5/8
½
3-7/64
3-15/64
4-9/32 15 7.670
7.670
14" 150 Brass
Other Metals 
13.062
13.062
11/16
½
3-11/64
3-23/64
4-35/64 16¼ 8.460
8.460
16" 150 Brass
Other Metals 
14.938
14.938
¾
9/16
3-11/16
3-7/8
5-11/64 18½ 9.650
9.650
18" 150 Brass
Other Metals  
16.814
16.814
7/8
5/8
3-55/64
4-7/64
5-25/32 21 10.860
10.860
20" 150 Brass
Other Metals 
18.750
18.750
15/16
11/16
3-7/8
4-1/8
6-17/32 23 12.110
12.110

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