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	# Item	Inlet 1/8" Hose Barb 1/4" Hose Barb 5/16" Hose Barb 3/8" Hose Barb 1/2" Hose Barb 1/8" Male NPT 1/8" Female NPT 1/4" Male NPT 1/4" Female NPT	Outlet 1/8" Hose Barb 1/4" Hose Barb 5/16" Hose Barb 3/8" Hose Barb 1/2" Hose Barb 1/8" Male NPT 1/8" Female NPT 1/4" Male NPT 1/4" Female NPT	Cracking Pressure No Spring 1/3 psi 1 psi 1.5 psi 3 psi 5 psi 7 psi 10 psi 12 psi	Spring Material No Spring 302 Stainless Steel Hastelloy	Ball Material 316 Stainless Steel Teflon	Seal Buna-N EPDM Viton	Material White Glass-Filled Polypropylene
	Item#: CVS-516-4M-5#H-T-EPDM-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 5 psi	Spring Material: Hastelloy	Ball Material: Teflon	Seal: EPDM	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-5#H-T-BU-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 5 psi	Spring Material: Hastelloy	Ball Material: Teflon	Seal: Buna-N	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-5#-EPDM-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 5 psi	Spring Material: 302 Stainless Steel	Ball Material: 316 Stainless Steel	Seal: EPDM	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-5#-BU-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 5 psi	Spring Material: 302 Stainless Steel	Ball Material: 316 Stainless Steel	Seal: Buna-N	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-3#-V-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 3 psi	Spring Material: 302 Stainless Steel	Ball Material: 316 Stainless Steel	Seal: Viton	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-3#-EPDM-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 3 psi	Spring Material: 302 Stainless Steel	Ball Material: 316 Stainless Steel	Seal: EPDM	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-3#-BU-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 3 psi	Spring Material: 302 Stainless Steel	Ball Material: 316 Stainless Steel	Seal: Buna-N	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-12#-V-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 12 psi	Spring Material: 302 Stainless Steel	Ball Material: 316 Stainless Steel	Seal: Viton	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-12#H-T-V-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 12 psi	Spring Material: Hastelloy	Ball Material: Teflon	Seal: Viton	Material: White Glass-Filled Polypropylene
	Item#: CVS-516-4M-12#H-T-EPDM-PP	Inlet: 5/16" Hose Barb	Outlet: 1/4" Male NPT	Cracking Pressure: 12 psi	Spring Material: Hastelloy	Ball Material: Teflon	Seal: EPDM	Material: White Glass-Filled Polypropylene