Specifications for 1-1/2" Models 303 & 313:  Horizontal
 
Click here to enlarge: S_303.jpg

Model CA-DSA # Length Height Width Nominal pipe size Threads per inch Application data
Max Press Fuel
303 45R-113R 5-1/4" 5" 3-7/8" 1-1/2" 11-1/2 7 psi Dry fuel gas
313 45R-113R 5-1/4" 5" 3-7/8" 1-1/2" 11-1/2 60 psi Dry fuel gas

Click here for pdf brochure for Model 303

Click here for pdf brochure for Model 313
Specifications for 1-1/2" Models VB-303 & VB-313:  Vertical Bottom-In
 
Click here to enlarge: S_VB-303.jpg

Model CA-DSA # Length Height Width Nominal pipe size Threads per inch Application data
Max Press Fuel
VB-303 60-01 5" 5-1/4" 3-7/8" 1-1/2" 11-1/2 7 psi Dry fuel gas
VB-313 60-02 5" 5-1/4" 3-7/8" 1-1/2" 11-1/2 60 psi Dry fuel gas

Click here for pdf brochure for Model VB-303

Click here for pdf brochure for Model VB-313
Specifications for 1-1/2" Models VT-303 & VT-313:  Vertical Top-In
 
Click here to enlarge: S_VT-313.jpg

Model CA-DSA # Length Height Width Nominal pipe size Threads per inch Application data
Max Press Fuel
VT-303 60-03 5" 5-1/4" 3-7/8" 1-1/2" 11-1/2 7 psi Dry fuel gas
VT-313 60-04 5" 5-1/4" 3-7/8" 1-1/2" 11-1/2 60 psi Dry fuel gas

Capacity Chart for 1-1/2" CALIFORNIA Valves

For determining approximate pressure drops at selected natural gas pressures (@ 60° F) and loads (in CFH = cubic feet per hour); Cv = 101 (equivalent length is 4.4’ of 1-1/2" pipe)

Pressure drop IWC 8 IWC 14 IWC 3 PSI 10 PSI 15 PSI 20 PSI
0.1
0.2
0.3
0.5
0.6
0.7
0.8
0.9
1.0
2.0
3.0
4.0
5.0		 1,741
2,462
3,015
3,892
4,263
4,604
4,921
5,219
5,501
7,770
9,505
10,962
12,241		 1,754
2,480
3,037
3,920
4,293
4,637
4,956
5,256
5,540
7,826
9,573
11,041
12,330		 1,893
2,676
3,277
4,230
4,633
5,004
5,349
5,673
5,979
8,448
10,336
11,922
13,316		 2,236
3,162
3,872
4,888
5,474
5,913
6,320
6,703
7,065
9,985
12,220
14,100
15,753		 2,452
3,467
4,246
5,481
6,004
6,484
6,931
7,351
7,749
10,952
13,495
15,469
17,825		 2,650
3,748
4,590
5,924
6,490
7,009
7,493
7,947
8,376
11,840
14,493
16,727
18,691

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