CS813AD

Imperial Structural Standard Crownserts

CS Series / Standard Type / AD / Structural

Installed using the Crownserts Hand-Installation Tool:  CST813

CS813AD CS Series is a standard imperial Crownserts® threaded insert for durable thread reinforcement. 4130 alloy steel for high mechanical strength; specified with 1/2-13 UNC internal thread and 9/16-24 UNEF installation thread.

Crownserts can offer you the part CS813AD with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CS813AD - Imperial Structural Standard Crownserts
CS813AD - Imperial Structural Standard Crownserts
CS813AD - Imperial Structural Standard Crownserts
CS813AD - Imperial Structural Standard Crownserts
 How to install a Crownsert?
CS813AD - Imperial Structural Standard Crownserts
CS813AD - Imperial Structural Standard Crownserts
CS813AD - Imperial Structural Standard Crownserts

Thread & Dimensions

A internal thread (Class 3B) 1/2-13 UNC
B external thread (Class 3A) 9/16-24 UNEF
Ø max minor special .5290
Ø C (+.008/-.002) .505
D (+.015/-.000) .135
F .490
G (±.010) .750
J (±1) 44
Through-hole preparation Min. full THD depth .973; Min. full depth .785
Blind-hole preparation Min. full THD depth .889; Min. full depth .785
CS813AD 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 CST813
Step drill part number CSD0531
Tap through tool part number TTI0562
Blind tap tool part number TBI0562
Removal tool part number CSRT813
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Crownserts is offering part CS813AD as factory new.