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CS616P

Imperial Structural Standard Crownserts

CS Series / Standard Type / P / Structural

Installed using the Crownserts Hand-Installation Tool:  CST616

CS616P is an imperial structural standard crownsert in passivated 17-4PH stainless steel, designed to strengthen 3/8-16 UNC threads in lightweight parent materials. It uses 7/16-20 UNF external threads and CST616 installation tooling.

Crownserts can offer you the part CS616P with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

A internal thread (Class 3B) 3/8-16 UNC
B external thread (Class 3A) 7/16-20 UNF
Ø max minor special .4010
Ø C (+.008/-.002) .377
D (+.015/-.000) .110
F .370
G (±.010) .560
J (±1) 34
Through-hole preparation Min. full THD depth .820; Min. full depth .595
Blind-hole preparation Min. full THD depth .720; Min. full depth .595
CS616P schematic

Material & Finish

Material 17-4PH, Cond H1025 per AMS 5643
Finish PASSIVATED per AMS 2700
Temperature range -110°/+900°F
Heat treat RC 35-42
Magnetic YES
Material note Only non-locking version available.

Tooling & Preparation

Hand-installation tool part number CST616
Step drill part number CSD0404
Tap through tool part number TTI0437
Blind tap tool part number TBI0437
Removal tool part number CSRT616

Crownserts is offering part CS616P as factory new.