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Thermoplastic Valves Product Guide & Engineering Specifictions
Butterfly Valves - Standard, Lug Insert & True-Lug Styles
Made in the U.S.A. Suitable for Oil-Free air handling to 25 psi, not for distribution of compressed air or gas Page 784
Due to Material Cost Variations, Prices Sub
j
ect to Chan
g
e. Check On-line Catalo
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www.spearsmf
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.com
See dimensions and additional Technical Information on following pages
Standard & Lug Insert Style Quick-View Valve Selection Chart
Valve
Size
O-ring
Material
STANDARD VALVE DESIGN LUG INSERT VALVE DESIGN
Pressure
Rating
PVC Part Number
1
PVC Part Number
1
Installed
with 316 Stainless Steel Lug Inserts
2,3,4
w/Lever
Handle
w/Gear
Operator
Valve
Only
w/Lever
Handle
w/Gear
Operator
Valve
Only
1-1/2
Buna-N 721311-015 721321-015 721301-015 721311G-015 721321G-015 721301G-015
150 psi
Non-Shock
Water
@ 73°F
EPDM 722311-015 722321-015 722301-015 722311G-015 722321G-015 722301G-015
FKM 723311-015 723321-015 723301-015 723311G-015 723321G-015 723301G-015
2
Buna-N 721311-020 721321-020 721301-020 721311G-020 721321G-020 721301G-020
EPDM 722311-020 722321-020 722301-020 722311G-020 722321G-020 722301G-020
FKM 723311-020 723321-020 723301-020 723311G-020 723321G-020 723301G-020
2-1/2
Buna-N 721311-025 721321-025 721301-025 721311G-025 721321G-025 721301G-025
EPDM 722311-025 722321-025 722301-025 722311G-025 722321G-025 722301G-025
FKM 723311-025 723321-025 723301-025 723311G-025 723321G-025 723301G-025
3
Buna-N 721311-030 721321-030 721301-030 721311G-030 721321G-030 721301G-030
EPDM 722311-030 722321-030 722301-030 722311G-030 722321G-030 722301G-030
FKM 723311-030 723321-030 723301-030 723311G-030 723321G-030 723301G-030
4
Buna-N 721311-040 721321-040 721301-040 721311G-040 721321G-040 721301G-040
EPDM 722311-040 722321-040 722301-040 722311G-040 722321G-040 722301G-040
FKM 723311-040 723321-040 723301-040 723311G-040 723321G-040 723301G-040
6
Buna-N 721311-060 721321-060 721301-060 721311G-060 721321G-060 721301G-060
EPDM 722311-060 722321-060 722301-060 722311G-060 722321G-060 722301G-060
FKM 723311-060 723321-060 723301-060 723311G-060 723321G-060 723301G-060
8
Buna-N 721311-080 721321-080 721301-080 721311G-080 721321G-080 721301G-080
EPDM 722311-080 722321-080 722301-080 722311G-080 722321G-080 722301G-080
FKM 723311-080 723321-080 723301-080 723311G-080 723321G-080 723301G-080
10
Buna-N
10" AND
LARGER NOT
AVAILABLE
WITH LEVER
HANDLE
721321-100 721301-100
10" AND
LARGER NOT
AVAILABLE
WITH LEVER
HANDLE
721321G-100 721301G-100
EPDM 722321-100 722301-100 722321G-100 722301G-100
FKM 723321-100 723301-100 723321G-100 723301G-100
12
Buna-N 721321-120 721301-120 721321G-120 721301G-120
EPDM 722321-120 722301-120 722321G-120 722301G-120
FKM 723321-120 723301-120 723321G-120 723301G-120
14
EPDM 722321-140 722301-140 -- --
100 psi
@ 73°F
FKM 723321-140 723301-140 -- --
Temperature Pressure Rating
System Operating
Temperature °F (°C)
100
(38)
110
(43)
120
(49)
130
(54)
140
(60)
150
(66)
160
(71)
170
(77)
180
(82)
190
(88)
200
(93)
210
(99)
Valve
Pressure
Rating psi
(MPa)
PVC
150
(1.03)
135
(.93)
110
(.76)
75
(.52)
50
(.34)
-0-
(-0-)
-0-
(-0-)
-0-
(-0-)
-0-
(-0-)
-0-
(-0-)
-0-
(-0-)
-0-
(-0-)
CPVC
150
(1.03)
140
(.97)
130
(.90)
120
(.83)
110
(.76)
100
(.70)
90
(.62)
80
(.55)
70
(.48)
60
(.41)
50
(.34)
-0-
(-0-)
1: For CPVC valves, add the letter “C” to part numbers listed (e.g., 722311-030C).
2: For factory installed Lug Insert Valve with Zinc Plated Lugs, substitute the letter “G” with the the letter “K” (e.g. 721311K-030)
3: For True Lug Design Valve with Stainless Steel Lugs, substitute the letter “G” with the letter “L” (e.g. 721311L-030).
4: For True Lug Design Valve with Zinc Plated Steel Lugs, substitute the letter “G” with the letter “Z” (e.g. 721311Z-030).
Note: Optional BFV with submersible gear operators available, inquire with Spears
®
.