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Department: InstrumentationX
Product Type: ValvesX
Product Sub-Type: Check ValvesX
Product: Check Valve - Inline - CX

Trade Name

A-LOK® (747) CPI™ (575) Seal-Lok® (43)

Series

C2 (182) C4 (871) C6 (445) C8 (417) C12 (225) C16 (194)

Inch/Metric

Inch (2131) Metric (203)

Connection Type

Double ferrule compression (639) Double ferrule compression / Male NPT (22) Female NPT (445) Female NPT / Male NPT (30) Male NPT (400) Male NPT / Double ferrule compression (86) Male NPT / Female NPT (60) Male NPT / Single ferrule compression (82) Seal-Lok face seal (43) Single ferrule compression (473) Single ferrule compression / Male NPT (20) VacuSeal face seal (34)

Inlet port 1

1/8" A-LOK compression (48) 1/8" CPI compression (40) 1/8" female NPT (70) 1/8" male NPT (85) 1/4" A-LOK compression (121) 1/4" CPI compression (98) 1/4" female NPT (115) 1/4" male NPT (286) 1/4" Seal-Lok face seal (1) 1/4" Seal-Lok face seal with o-ring (10) 1/4" VacuSeal face seal (34) 3/8" A-LOK compression (104) 3/8" CPI compression (107) 3/8" female NPT (61) 3/8" male NPT (83) 3/8" Seal-Lok face seal with o-ring (8) 1/2" A-LOK compression (120) 1/2" CPI compression (122) 1/2" female NPT (92) 1/2" male NPT (98) 1/2" Seal-Lok face seal with o-ring (9) 3/4" A-LOK compression (54) 3/4" CPI compression (52) 3/4" female NPT (67) 3/4" male NPT (41) 3/4" Seal-Lok face seal with o-ring (11) 1" A-LOK compression (45) 1" CPI compression (40) 1" female NPT (70) 1" male NPT (35) 1" Seal-Lok face seal with o-ring (4) 6mm A-LOK compression (51) 6mm CPI compression (11) 8mm A-LOK compression (31) 8mm CPI compression (3) 10mm A-LOK compression (40) 10mm CPI compression (10) 12mm A-LOK compression (47) 12mm CPI compression (10)

Outlet port 2

1/8" A-LOK compression (48) 1/8" CPI compression (40) 1/8" female NPT (70) 1/8" male NPT (85) 1/4" A-LOK compression (145) 1/4" CPI compression (118) 1/4" female NPT (145) 1/4" male NPT (158) 1/4" Seal-Lok face seal (1) 1/4" Seal-Lok face seal with o-ring (10) 1/4" VacuSeal face seal (34) 3/8" A-LOK compression (144) 3/8" CPI compression (149) 3/8" female NPT (61) 3/8" male NPT (55) 3/8" Seal-Lok face seal with o-ring (8) 1/2" A-LOK compression (120) 1/2" CPI compression (122) 1/2" female NPT (92) 1/2" male NPT (98) 1/2" Seal-Lok face seal with o-ring (9) 3/4" A-LOK compression (54) 3/4" CPI compression (52) 3/4" female NPT (67) 3/4" male NPT (41) 3/4" Seal-Lok face seal with o-ring (11) 1" A-LOK compression (45) 1" CPI compression (40) 1" female NPT (70) 1" male NPT (35) 1" Seal-Lok face seal with o-ring (4) 6mm A-LOK compression (51) 6mm CPI compression (11) 8mm A-LOK compression (31) 8mm CPI compression (3) 10mm A-LOK compression (40) 10mm CPI compression (10) 12mm A-LOK compression (47) 12mm CPI compression (10)

CV Factor

0.22 (88) 0.31 (94) 0.66 (11) 0.75 (860) 2.02 (26) 2.05 (8) 2.09 (164) 2.16 (53) 2.26 (194) 2.93 (54) 2.96 (9) 3.3 (164) 3.53 (190) 6.01 (225) 6.56 (194)

Material

Brass (689) Stainless Steel (1645)

Material - Seats

Ethylene propylene rubber (300) Fluorocarbon rubber (865) Highly fluorinated fluorocarbon rubber (116) Neoprene rubber (122) Nitrile rubber (650) PTFE (281)

Cracking Pressure

1/3 psi (0.02 bar) (408) 1 psi (0.07 bar) (428) 5 psi (0.4 bar) (333) 10 psi (0.7 bar) (339) 25 psi (1.7 bar) (254) 50 psi (3.5 bar) (215) 75 psi (5.2 bar) (142) 100 psi (6.9 bar) (215)

Lubricant

Krytox (15) Perfluorinated polyether (2319)

Operating Temperature

-15 F to 200 F (-26 C to 93 C) (116) -15 F to 400 F (-26 C to 204 C) (865) -30 F to 275 F (-34 C to 135 C) (650) -45 F to 250 F (-43 C to 121 C) (122) -65 F to 400 F (-54 C to 204 C) (281) -70 F to 275 F (-57 C to 135 C) (300)

Orifice size

0.093 Inch (2.4mm) (88) 0.125 Inch (3.2mm) (94) 0.172 Inch (4.4mm) (11) 0.187 Inch (4.7mm) (860) 0.250 Inch (6.4mm) (26) 0.264 Inch (6.7mm) (8) 0.281 Inch (7.1mm) (164) 0.312 Inch (7.9mm) (53) 0.359 Inch (9.1mm) (194) 0.375 Inch (9.5mm) (54) 0.378 Inch (9.6mm) (9) 0.423 Inch (10.7mm) (164) 0.453 Inch (11.5mm) (190) 0.594 Inch (15.1mm) (225) 0.656 Inch (16.7mm) (194)

Pressure Rating

3,000 psig (207 bar) CWP (689) 4,000 psig (276 bar) CWP (281) 5,000 psig (345 bar) CWP (111) 6,000 psig (414 bar) CWP (1253)

Special Cleaning

Cleaning for oxygen service (376)
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Check Valve - Inline - C

Parker Inline Check Valve - C Series

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Showing 2321 - 2334 of 2334  
Part # Availability Price/UOM
++ 16Z-C16L-10-T-SS Out of Stock - Lead Time Required $738.66
++ 16Z-C16L-25-BN-B Out of Stock - Lead Time Required $353.62
++ 16Z-C16L-25-BN-SS Out of Stock - Lead Time Required $644.37
16Z-C16L-25-KZ-SS N/A Call to Order
++ 16Z-C16L-25-SS Out of Stock - Lead Time Required $713.60
++ 16Z-C16L-25-SS-C Out of Stock - Lead Time Required $644.37
++ 16Z-C16L-50-BN-B Out of Stock - Lead Time Required $390.21
++ 16Z-C16L-50-SS Out of Stock - Lead Time Required $579.43
++ 16Z-C16L-75-BN-B Out of Stock - Lead Time Required $237.45
++ 16Z-C16L-75-SS Out of Stock - Lead Time Required $587.31
++ 16Z-C16L-100-BN-B Out of Stock - Lead Time Required $377.26
16Z-C16L-100-KZ-SS N/A Call to Order
++ 16Z-C16L-100-SS Out of Stock - Lead Time Required $644.37
++ 16Z-C16L-100-T-SS Out of Stock - Lead Time Required $738.66
UOM Inlet port 1 Outlet port 2 Material - Seats Cracking pressure Material Country of Origin (COO) Harmonized Tariff (HTS)
EA 1" CPI compression 1" CPI compression PTFE 10 psi (0.7 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Nitrile rubber 25 psi (1.7 bar) Brass Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Nitrile rubber 25 psi (1.7 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Highly fluorinated fluorocarbon rubber 25 psi (1.7 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Fluorocarbon rubber 25 psi (1.7 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Fluorocarbon rubber 25 psi (1.7 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Nitrile rubber 50 psi (3.5 bar) Brass Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Fluorocarbon rubber 50 psi (3.5 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Nitrile rubber 75 psi (5.2 bar) Brass Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Fluorocarbon rubber 75 psi (5.2 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Nitrile rubber 100 psi (6.9 bar) Brass Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Highly fluorinated fluorocarbon rubber 100 psi (6.9 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression Fluorocarbon rubber 100 psi (6.9 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
EA 1" CPI compression 1" CPI compression PTFE 100 psi (6.9 bar) Stainless Steel Special request, please call for COO Special request, please call for HTS
16Z-C16L-10-T-SS
Out of Stock - Lead Time Required
$738.66
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

PTFE

10 psi (0.7 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-25-BN-B
Out of Stock - Lead Time Required
$353.62
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Nitrile rubber

25 psi (1.7 bar)

Brass

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-25-BN-SS
Out of Stock - Lead Time Required
$644.37
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Nitrile rubber

25 psi (1.7 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-25-KZ-SS
N/A
Call to Order
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Highly fluorinated fluorocarbon rubber

25 psi (1.7 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-25-SS
Out of Stock - Lead Time Required
$713.60
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Fluorocarbon rubber

25 psi (1.7 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-25-SS-C
Out of Stock - Lead Time Required
$644.37
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Fluorocarbon rubber

25 psi (1.7 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-50-BN-B
Out of Stock - Lead Time Required
$390.21
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Nitrile rubber

50 psi (3.5 bar)

Brass

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-50-SS
Out of Stock - Lead Time Required
$579.43
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Fluorocarbon rubber

50 psi (3.5 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-75-BN-B
Out of Stock - Lead Time Required
$237.45
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Nitrile rubber

75 psi (5.2 bar)

Brass

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-75-SS
Out of Stock - Lead Time Required
$587.31
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Fluorocarbon rubber

75 psi (5.2 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-100-BN-B
Out of Stock - Lead Time Required
$377.26
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Nitrile rubber

100 psi (6.9 bar)

Brass

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-100-KZ-SS
N/A
Call to Order
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Highly fluorinated fluorocarbon rubber

100 psi (6.9 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-100-SS
Out of Stock - Lead Time Required
$644.37
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

Fluorocarbon rubber

100 psi (6.9 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
16Z-C16L-100-T-SS
Out of Stock - Lead Time Required
$738.66
View

UOM:

Inlet port 1:

Outlet port 2:

Material - Seats:

Cracking pressure:

Material:

Country of Origin (COO):

Harmonized Tariff (HTS):

EA

1" CPI compression

1" CPI compression

PTFE

100 psi (6.9 bar)

Stainless Steel

Special request, please call for COO

Special request, please call for HTS
Showing 2321 - 2334 of 2334
Parker C Series Check Valves are designed for uni-directional flow control of fluids and gases in industries such as chemical processing, oil and gas production and transmission, pharmaceutical, pulp and paper, power and utilities.

Application: In the key markets of chemical & refining, food, beverage & dairy, medical & dental, microelectronics, oil & gas, and power generation.
Parker Instrumentation Check Valves
Parker Instrumentation Check Valves
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