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Parker Tube Fitting, Bulkhead Union - A-LOK Series

Picture for category Parker Tube Fitting, Bulkhead Union  - A-LOK Series

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker's two ferrule compression fittings, A-LOK® Bulkhead Union Tube Fittings are designed to provide reliable leak-free connections for instrumentation, process and control, and analyzer applications that specify a two ferrule tube fitting connection. Manufactured to the highest quality standards these tube fittings are available in a broad range of sizes, corrosion resistant materials and configurations.

As standard, Parker’s A-LOK® Bulkhead Union Tube Fittings are manufactured from heat code traceable 316 stainless steel. Other materials include 6Mo, Alloy 825, Alloy 625 and Alloy C-276.

The fittings are available for fractional pipe sizes from 1/16” through to 1” O.D., and for metric sizes from 3 mm through to 25 mm O.D.

Markets:
• Semiconductor/Microelectronics
• Chemical
• Petro-Chemical
• Transportation
• Power
• Nuclear
• Oil and Gas
• Research Labs

Features/Benefits:
• Wide range of Corrosion Resistant Alloys available
• EC79 Approved for Hydrogen Service
• Parker Suparcase™ surface treatment process for superior material hardening
• Hardened ferrules provide leak free connections
• Silver plated nuts provide gall resistance during makeup

Applications:
• Instrumentation Hook-up Systems
• Analytical Installations
• CNG / LNG Lines
• Hydrogen Service
• Offshore Control Panels
• Sensing Lines
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ActionPart No.AvailabilityPartner AvailablePriceUOMShapeIndustryFor Fluid TypeLengthTechnologyDivisionBrandDivisionConfigurationApplicationMaximum Operating TemperatureMinimum Operating TemperatureProduct StyleOperating PressureSpecifications MetOptionsMaterials of ConstructionTube Outside Diameter
4BC2-825
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations426-198Bulkhead Union4000 to 10300N/An/aAlloy 8251/4 to 1/8" (O.D.)
4BC2-825-NC
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations426-198Bulkhead Union4000 to 10300NACEn/aAlloy 8251/4 to 1/8" (O.D.)
4BC2-B
Quote Required
TBD
StraightMicroelectronicsPetroleum Oil2.18 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)CNG / LNG Lines--Bulkhead Union4000 to 10300 psiN/An/aBrass1/4 to 1/8" (O.D.)
4BC2-IIY
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations649-198Bulkhead Union4000 to 10300N/An/aAlloy 6251/4 to 1/8" (O.D.)
4BC2-IIY-NC
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations649-198Bulkhead Union4000 to 10300NACEn/aAlloy 6251/4 to 1/8" (O.D.)
4BC2-M
Quote Required
TBD
StraightChemicalGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations425-198Bulkhead Union4000 to 10300N/An/aMonel 4001/4 to 1/8" (O.D.)
4BC2-M-NC
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations425-198Bulkhead Union4000 to 10300NACEn/aMonel 4001/4 to 1/8" (O.D.)
4BC2-NNR
Quote Required
TBD
StraightMicroelectronicsHydrogen2.18 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Offshore Control Panels535 °C-198 °CBulkhead Union4000 to 10300 psiN/An/aAlloy C-2761/4 to 1/8" (O.D.)
4BC2-NNR-NC
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations535-198Bulkhead Union4000 to 10300NACEn/aAlloy C-2761/4 to 1/8" (O.D.)
4BC2-S
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations--Bulkhead Union4000 to 10300N/An/aSteel1/4 to 1/8" (O.D.)
4BC2-S-NC
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Offshore Control Panels--Bulkhead Union4000 to 10300NACEn/aSteel1/4 to 1/8" (O.D.)
4BC2-TTZ
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations315-59Bulkhead Union4000 to 10300N/An/aTitanium1/4 to 1/8" (O.D.)
4BC2-TTZ-NC
Quote Required
TBD
StraightSemiconductorGases2.18Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations315-59Bulkhead Union4000 to 10300NACEn/aTitanium1/4 to 1/8" (O.D.)
4BC3-316
Quote Required
TBD
StraightSemiconductorOil-Process ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Instrumentation649 °C-255 °CBulkhead Union4000 to 10300 psiN/An/aStainless Steel AISI 3161/4 to 3/16" (O.D.)
4BC4-0.5MMOR-316L
Quote Required
TBD
StraightChemicalNatural Gas (CNG)2.27 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations--Bulkhead Union4000 to 10300 psiN/A0.5 mm OrificeStainless Steel AISI 316L1/4" (O.D.)
4BC4-316
Quote Required
78 In Stock
$34.36
EAStraightPetrochemicalOil2.27 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Sensing Lines649 °C-255 °CBulkhead Union4000 to 10300 psiN/An/aStainless Steel AISI 3161/4" (O.D.)
4BC4-316-NC
Quote Required
TBD
StraightSemiconductorLiquid2.27 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)CNG / LNG Lines649 °C-255 °CBulkhead Union4000 to 10300 psiNACEn/aStainless Steel AISI 3161/4" (O.D.)
4BC4-6MO
Quote Required
TBD
StraightPetrochemicalGases2.27 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Offshore Control Panels371 °C-198 °CBulkhead Union4000 to 10300 psiN/An/a6Mo1/4" (O.D.)
4BC4-6MO-NC
Quote Required
TBD
StraightPetrochemicalOil2.27 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Analytical Installations371 °C-198 °CBulkhead Union4000 to 10300 psiNACEn/a6Mo1/4" (O.D.)
4BC4-6MO-NC-NSK
Quote Required
TBD
StraightChemicalNatural Gas (CNG)2.27 inchProcess ControlInstrumentation Products DivisionA-LOKInstrumentation Products DivisionTube to Tube (Union)Sensing Lines371 °C-198 °CBulkhead Union4000 to 10300 psiNACEn/a6Mo1/4" (O.D.)