CSH518P

Imperial Structural Heavy-Duty Standard Crownserts

CSH Series / Standard Type / P / Structural Heavy-Duty

Installed using the Crownserts Hand-Installation Tool:  CST518

CSH518P reinforces or repairs 5/16-18 UNC imperial threads in aluminium, magnesium or other non-ferrous materials. passivated 17-4PH stainless steel, with .368 U tap-hole guidance and CST518 hand installation tooling.

Crownserts can offer you the part CSH518P with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSH518P - Imperial Structural Heavy-Duty Standard Crownserts
CSH518P - Imperial Structural Heavy-Duty Standard Crownserts
CSH518P - Imperial Structural Heavy-Duty Standard Crownserts
CSH518P - Imperial Structural Heavy-Duty Standard Crownserts
 How to install a Crownsert?
CSH518P - Imperial Structural Heavy-Duty Standard Crownserts
CSH518P - Imperial Structural Heavy-Duty Standard Crownserts
CSH518P - Imperial Structural Heavy-Duty Standard Crownserts

Thread & Dimensions

A internal thread (Class 3B) 5/16-18 UNC
B external thread (Class 3A) 13/32-20 NS
Ø max minor special .3651
Ø C (+.008/-.002) .336
D (+.015/-.000) .110
F ref .310
G (±.010) .470
Through-hole preparation Min. full THD depth .730; Min. full depth 0,505
Blind-hole preparation Min. full THD depth .630; Min. full depth 0,505
CSH518P 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 CST518
Step drill part number CSD0368
Tap through tool part number TTI0422
Blind tap tool part number TBI0422
Removal tool part number CSHRT518
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Crownserts is offering part CSH518P as factory new.