CS1011AD

Imperial Large Crownserts

CS Series / Standard Type / AD / Large

Installed using the Crownserts Hand-Installation Tool:  CST1011

CS1011AD is an imperial large crownsert in 4130 alloy steel for high mechanical strength, designed to strengthen 5/8-11 UNC threads in lightweight parent materials. It uses 3/4-16 UNF external threads and CST1011 installation tooling.

Crownserts can offer you the part CS1011AD with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CS1011AD - Imperial Large Crownserts
CS1011AD - Imperial Large Crownserts
CS1011AD - Imperial Large Crownserts
CS1011AD - Imperial Large Crownserts
 How to install a Crownsert?
CS1011AD - Imperial Large Crownserts
CS1011AD - Imperial Large Crownserts
CS1011AD - Imperial Large Crownserts

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
F .620
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
CS1011AD schematic

Material & Finish

Material Alloy Steel 4130 per AMS 6370
Finish Cadmium Plated per AMS-QQ-P-416 Type 2, Class 3 & SFL per SAE AS5272
Temperature range Up to 450+°F
Heat treat RC 25-34
Magnetic YES

Tooling & Preparation

Hand-installation tool part number CST1011
Step drill part number CSD0702
Tap through tool part number TTI0750
Blind tap tool part number TBI0750
Removal tool part number CSRT1011
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Crownserts is offering part CS1011AD as factory new.