Inch Tube Needle Valve Pressure Rating: Vacuum-250 PSITemperature Range: 0-160 ̊ FTubing Compatibility: Nylon, Polyethylene, Polyurethane, CopperMedia: Compressed AirBody: Nickel-plated BrassThread Seal: NBR 70Thread Type: SWIFTFIT Product Number Tube A B (IN) B L1 L2 CH 88973-02-32 1/8" 10-32 0.157" 4 mm 19 mm 24 mm 8 mm 88973-02-02 1/8" 1/8" 0.217" 5.5 mm 21 mm 30.5 mm 14 mm 88973-53-32 5/32" 10-32 0.157" 4 mm 19 mm 24 mm 8 mm 88973-53-02 5/32" 1/8" 0.217" 5.5 mm 21 mm 30.5 mm 14 mm 88973-04-02 1/4" 1/8" 0.217" 5.5 mm 22 mm 30.5 mm 14 mm 88973-04-04 1/4" 1/4" 0.276" 7 mm 25 mm 36 mm 17 mm 88973-06-04 3/8" 1/4" 0.295" 7.5 mm 30.5 mm 41 mm 20 mm 88973-06-06 3/8'' 3/8" 0.295" 7.5 mm 30.5 mm 41 mm 20 mm 88973-08-06 1/2'' 3/8" 0.295" 7.5 mm 32.5 mm 41 mm 20 mm 88973-08-08 1/2'' 1/2" 0.295" 7.5 mm 35 mm 47 mm 24 mm