CS1210AL

Imperial Large Crownserts

CS Series / Standard Type / AL / Large

Installed using the Crownserts Hand-Installation Tool:  CST1210

CS1210AL is an imperial large crownsert in 17-4PH stainless steel with IVD aluminium coating, designed to strengthen 3/4-10 UNC threads in lightweight parent materials. It uses 7/8-20 UNEF external threads and CST1210 installation tooling.

Crownserts can offer you the part CS1210AL with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CS1210AL - Imperial Large Crownserts
CS1210AL - Imperial Large Crownserts
CS1210AL - Imperial Large Crownserts
CS1210AL - Imperial Large Crownserts
 How to install a Crownsert?
CS1210AL - Imperial Large Crownserts
CS1210AL - Imperial Large Crownserts
CS1210AL - Imperial Large Crownserts

Thread & Dimensions

A internal thread (Class 3B) 3/4-10 UNC
B external thread (Class 3A) 7/8-20 UNEF
Ø max minor special .8240
Ø C (+.008/-.002) .756
D (+.015/-.000) .170
F .750
G (±.010) 1.120
J (±1) 44
Through-hole preparation Min. full THD depth 1.380; Min. full depth 1.155
Blind-hole preparation Min. full THD depth 1.280; Min. full depth 1.155
CS1210AL 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 CST1210
Step drill part number CSD0836
Tap through tool part number TTI0875
Blind tap tool part number TBI0875
Removal tool part number CSRT1210
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Crownserts is offering part CS1210AL as factory new.