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CSL1011AL

Imperial Large Crownserts

CS Series / Locking Type / AL / Large

Installed using the Crownserts Hand-Installation Tool:  CSTL1011

CSL1011AL is an imperial large crownsert in 17-4PH stainless steel with IVD aluminium coating, designed to strengthen 5/8-11 UNC threads in lightweight parent materials. It uses 3/4-16 UNF external threads and CSTL1011 installation tooling.

Crownserts can offer you the part CSL1011AL with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

A internal thread (Class 3B) 5/8-11 UNC
B external thread (Class 3A) 3/4-16 UNF
Ø max minor special .6870
Ø C (+.008/-.002) .634
D (+.015/-.000) .145
E .534
G (±.010) .940
J (±1) 46
Through-hole preparation Min. full THD depth 1.248; Min. full depth .967
Blind-hole preparation Min. full THD depth 1.123; Min. full depth .967
CSL1011AL schematic

Material & Finish

Material 17-4PH, Cond H1025 per AMS 5643
Finish IVD ALUMINIUM coating per MIL-DTL-83488 type 2, Class 3 & SFL per SAE AS5272, Type I
Temperature range Up to 600°F
Heat treat RC 35-42
Magnetic YES

Tooling & Preparation

Hand-installation tool part number CSTL1011
Step drill part number CSD0702
Tap through tool part number TTI0750
Blind tap tool part number TBI0750
Removal tool part number CSRT1011

Crownserts is offering part CSL1011AL as factory new.