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CS1210P

Imperial Large Crownserts

CS Series / Standard Type / P / Large

Installed using the Crownserts Hand-Installation Tool:  CST1210

CS1210P is an imperial large crownsert in passivated 17-4PH stainless steel, 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 CS1210P with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

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
CS1210P 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 CST1210
Step drill part number CSD0836
Tap through tool part number TTI0875
Blind tap tool part number TBI0875
Removal tool part number CSRT1210

Crownserts is offering part CS1210P as factory new.