Library › Hardware › Sanitary clamp spools: 3, 6 and 12 in, ½ to 4 in

4 in spool, 6 in face to face

4 in spool, 6 in face to face

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")

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From the full sheet

Sanitary clamp spools: 3, 6 and 12 in, ½ to 4 in: every size, notes, mating features and sources. How long are tri-clamp spools and what is their bore?

Other sizes