CS616

Imperial Structural Standard Crownserts

CS Series / Standard Type / 17-4PH / Structural

Installed using the Crownserts Hand-Installation Tool:  CST616

CS616 is an imperial structural standard crownsert in 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 CS616 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CS616 - Imperial Structural Standard Crownserts
CS616 - Imperial Structural Standard Crownserts
CS616 - Imperial Structural Standard Crownserts
CS616 - Imperial Structural Standard Crownserts
 How to install a Crownsert?
CS616 - Imperial Structural Standard Crownserts
CS616 - Imperial Structural Standard Crownserts
CS616 - Imperial Structural Standard Crownserts

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
CS616 schematic

Material & Finish

Material 17-4PH, Cond H1025 per AMS 5643
Finish PASSIVATED per AMS 2700 & SFL coated per SAE AS5272, Type I
Temperature range -110°/+650°F
Heat treat RC 35-42
Magnetic YES
Material note Standard material code; no suffix added to the part number.

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
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Crownserts is offering part CS616 as factory new.