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slotted heater / regenerator / cooler liner for the Ø48.00 hot spool

slotted heater / regenerator / cooler liner for the Ø48.00 hot spool: bore Ø40.00 × 146.85; cold ring Ø48.00; plenum Ø44 with 16 × Ø3 ports; cooler and heater: 120 slots 0.5 wide from the Ø48.00 tips to the Ø42.00 root (45 and 50 long); regenerator neck Ø42.00 × 40; three 4 mm feet

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

zone	regenerator neck
z from the spool face	54–94
size	Ø42.00

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From the full sheet

Slotted heat-exchange liner for a 2 in tri-clamp spool, Ø48.00 / Ø40.00: every size, notes, mating features and sources. What slotted insert adds heat-transfer area inside a 2 inch tri-clamp spool?