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All Autoclave Engineers valves and fittings are supplied complete with appropriate glands and compression sleeves.To order these components separately, use order numbers listed. When using plug, sleeve is not required.

To ensure proper fit use Autoclave tubing. For mounting hole option add suffix PM to catalog number. Consult factory for mounting hole dimensions.

All dimensions for reference only and subject to change. For prompt service, Autoclave stocks select products. Consult your local representative.

For mounting hole option add suffix PM to catalog number. Consult factory for mounting hole dimensions.
Tee_Low
Unit of Measure
Items Tee_Low
QST4440
QS Medium Pressure Tee Fittings
Tee_Low
QST6660
QS Medium Pressure Tee Fittings
Tee_Low
QST9990
QS Medium Pressure Tee Fittings
Tee_Low
QST12
QS Medium Pressure Tee Fittings
Connection Type N/A QS250 N/A QS375 N/A QS562 N/A QS750
Outside Diameter Tube N/A 6.35 mm1/4 in N/A 9.53 mm3/8 in N/A 14.29 mm9/16 in N/A 19.05 mm3/4 in
Pressure Rating N/A 15000 psi1034.20 bar
Minimum Opening N/A 0.16 in3.99 mm N/A 0.250 in6.35 mm N/A 0.36 in9.12 mm N/A 0.52 in13.11 mm
A - Height N/A 1.38 in34.93 mm N/A 1.50 in38.10 mm N/A 2.19 in55.58 mm N/A 2.94 in74.63 mm
B - Width N/A 2.00 in50.80 mm N/A 2.00 in50.80 mm N/A 3.00 in76.20 mm N/A 4.13 in104.78 mm
C - Height N/A 0.52 in13.23 mm N/A 0.55 in14.00 mm N/A 0.82 in20.83 mm N/A 1.04 in26.37 mm
D - Typical Hex N/A 0.63 in16.00 mm N/A 0.75 in19.05 mm N/A 1.19 in30.23 mm N/A 1.5 in38.10 mm
E - Length N/A 1.00 in25.40 mm N/A 1.00 in25.40 mm N/A 1.50 in38.10 mm N/A 2.06 in52.40 mm
F - Length N/A 1.00 in25.40 mm N/A 1.00 in25.40 mm N/A 1.50 in38.10 mm N/A 2.06 in52.40 mm
Block Thickness N/A 0.75 in19.05 mm N/A 0.81 in20.62 mm N/A 1.25 in31.75 mm N/A 1.50 in38.10 mm
Tubing Engagement Depth N/A 0.75 in19.05 mm N/A 0.81 in20.64 mm N/A 1.25 in31.75 mm N/A 1.63 in41.28 mm