Seat Material & Cracking Pressure Options

Flange Insert Valve - Style F1, F6, FP

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
FIV 1/2" - 1-1/2" PTFE
PVC
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
FIV 2" - 4" PTFE
PVC
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
FIV 6" PTFE
PVC
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
Viton®
1/2 PSI 316 SS
FIV 1/2" - 1-1/2" 316 SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®

"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
FIV 1/2" - 1-1/2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
FIV 2" - 4" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
FIV 2" - 4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
FIV 5" - 20" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI 316 SS
FIV 5" - 20" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI 316 SS
FIV 1/2" - 20" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
FIV 1/2" - 20"

Alloy 400
MONEL®

AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI

Alloy 400
MONEL®

FIV 1/2" - 20" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy B

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Wafer Insert Valve - Style WV

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
WIV 1/2" - 1-1/2" 316 SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
WIV 1/2" - 1-1/2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
WIV 2" - 4" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
WIV 2" - 4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
WIV 1/2" - 4" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
WIV 1/2" - 4" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
WIV 1/2" - 4" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Horizontal Vertical Flanged & Drilled - Style HV

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
HV 1" - 1-1/4" CF8M Stainless Steel (SS)
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
HV 1" - 1-1/4" WCB/WCC Carbon (CS) AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
HV 1-1/2" - 2-1/2" CF8M Stainless Steel (SS) AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
HV 1-1/2" - 2-1/2" WCB/WCC Carbon (CS) AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
HV 3" - 10" CF8M Stainless Steel (SS) AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI 316 SS
HV 3" - 10" WCB/WCC Carbon (CS) AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI 316 SS
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Bushing Valve - Style BU

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
BU 1/2" - 1-1/2" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
BU 1/2" - 1-1/2 C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
BU  2"-3" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
BU 2"-3" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
BU  1/2"-3" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
BU 1/2"-3" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
BU  1/2"-3" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Connector Valve - Style CN

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
CN 1/2" - 1-1/2" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
CN 1/2" - 1-1/2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
CN 2" - 4" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
CN 2" - 4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
CN 1/2" - 4" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
CN 1/2" - 4" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
CN 1/2" - 4" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Universal Low Pressure - Style U3

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
U3 3/8" - 1-1/4" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
U3 3/8" - 1-1/4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
U3 1-1/2" - 2" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
U3 1-1/2" - 2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
U3 3/8" - 2" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
U3 3/8" - 2" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
U3 3/8" - 2" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Universal High Pressure - Style U1

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
U1 3/8" - 1-1/4" 316 SS
"Metal to Metal" 1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
U1 1-1/2" 316 SS "Metal to Metal" 1/8 PSI
1/2 PSI
1.5 PSI
316 SS
U1 3/8" -1-1/2" Alloy 20
Alloy C-276
"Metal to Metal" 1/2 PSI Alloy C-276
U1 3/8" -1-1/2" Alloy 400 or MONEL® "Metal to Metal" 1/2 PSI Alloy 400 or MONEL®
U1 3/8" -1-1/2" Alloy B "Metal to Metal" 1/2 PSI Alloy B
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Mini-Check Valve - Style M1 - M8

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
MCV 1/8" - 3/8" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV 1/8" - 3/8" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV 1/8" - 3/8" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV 1/8" - 3/8" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV 1/8" - 3/8" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
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Sanitary Check Valve 3-A - Style 3S

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
3S 1" - 4" 316 SL/316 SS
3-A AFLAS
3-A EPDM
3-A Kalrez®
3-A Silicone
3-A Viton

3-A/USP Class VI AFLAS®
3-A/USP Class VI EPDM
3-A/USP Class VI Kalrez®
3-A/USP Class VI Silicone
3-A/USP Class VI Viton®
1/2 PSI
1.5 PSI
316 SS
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Sanitary Cartridge Valve - Style SC

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
SC 1/2" - 1-1/2" 316 SS AFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
"Metal to Metal"
Neoprene
PTFE
USP Class VI EPDM
USP Class VI Silicone
USP Class VI Viton®
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SC 2" - 4" 316SS AFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
"Metal to Metal"
Neoprene
PTFE
USP Class VI EPDM
USP Class VI Silicone
USP Class VI Viton®
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
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Sanitary Insert Valve - Style CB, TC

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
SIV 3/4" - 2" PTFE AFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
"Metal to Metal"
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SIV 2-1/2" - 4" PTFE AFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
"Metal to Metal"
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
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Butt Weld - Style B4

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
B4 1/2" - 1-1/2" 316L SS
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
B4 1/2" - 1-1/2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
B4 2" - 4" 316L SS
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
B4 2" - 4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
B4 1/2" - 4" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
B4 1/2" - 4" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
B4 1/2" - 4" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Universal Socket Weld - Style US

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
US 3/8" - 1-1/4" 316L SS
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
US 3/8" - 1-1/4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
US 1-1/2" - 2" 316L SS
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
US 1-1/2" - 2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
US 3/8" - 2" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
US 3/8" - 2" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
US 3/8" - 2" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Tubing Check Valve - Style TV

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
TV 1/8" - 1-1/4" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TV 1/8" - 1-1/4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TV 1-1/2" - 2" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
TV 1-1/2" - 2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
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Tubing Check Valve - Flared - Style TF

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
TF 1/4" - 1-1/4" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TF 1/4" - 1-1/4" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TF 1-1/2" - 2" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
TF 1-1/2" - 2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
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Lined Pipe Insert - Style LP

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
LP 1" - 3" PTFE
AFLAS®
EPDM
"Metal to Metal"
Buna-N
Kalrez®
Neoprene
Viton®
1/2 PSI 316 SS
LP 1" - 3" Alloy C-276 AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI 316 SS
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Horizontal Vertical Flanged & Drilled Fluoropolymer (PTFE) Lined - Style HT

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
HT 1" - 2" PTFE Lined
C. Steel
AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/2 PSI FEP
Encapsulated
316 SS
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Straight-Sided Insert - Style SI

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
SI 1/2" - 1-1/2" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SI 1/2" - 1-1/2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SI 2" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
SI 2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
SI 1/2" - 2" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
SI 1/2" - 2" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
SI 1/2" - 2" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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Union Insert Valve - Style UV

Valve Style Size Range Body Materials Other Options Allowable Seat Materials Other Options Standard Cracking Pressures Other Options More Info. Standard Spring Material More Info.
UV 1/2" - 1-1/2" 316 SS
Brass
AFLAS®
EPDM
"Metal to Metal"
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
UV 1/2" - 1-1/2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
UV 2" 316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
UV 2" C. Steel AFLAS®
Buna-N
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
UV 2"" Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy C-276
UV 2" Alloy 400 or MONEL® AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton®
1/2 PSI Alloy 400 or MONEL®
UV 2" Alloy B AFLAS®
Buna-N
EPDM
Kalrez®
"Metal to Metal"
Neoprene
PTFE
Viton® 
1/2 PSI Alloy B
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