CSL0256AD

Imperial Miniature Crownserts

CS Series / Locking Type / AD / Miniature

Installed using the Crownserts Hand-Installation Tool:  CSTL02

CSL0256AD CS Series is a locking imperial Crownserts® threaded insert for durable thread reinforcement. 4130 alloy steel for high mechanical strength; specified with 2-56 UNC internal thread and 6-40 UNF installation thread.

Crownserts can offer you the part CSL0256AD with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSL0256AD - Imperial Miniature Crownserts
CSL0256AD - Imperial Miniature Crownserts
CSL0256AD - Imperial Miniature Crownserts
CSL0256AD - Imperial Miniature Crownserts
 How to install a Crownsert?
CSL0256AD - Imperial Miniature Crownserts
CSL0256AD - Imperial Miniature Crownserts
CSL0256AD - Imperial Miniature Crownserts

Thread & Dimensions

A internal thread (Class 3B) 2-56 UNC
B external thread (Class 3A) 6-40 UNF
Ø max minor special .1073
Ø C (+.008/-.002) .086
D (+.015/-.000) .042
E .073
G (±.010) .170
J (±1) 21
Through-hole preparation Min. full THD depth .273; Min. full depth .160
Blind-hole preparation Min. full THD depth .223; Min. full depth .160
CSL0256AD 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 CSTL02
Step drill part number CSD0113
Tap through tool part number TTI0136
Blind tap tool part number TBI0136 / TBI0138
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Crownserts is offering part CSL0256AD as factory new.