CSH0256

Imperial Miniature Heavy-Duty Crownserts

CSH Series / Standard Type / 17-4PH / Miniature Heavy-Duty

Installed using the Crownserts Hand-Installation Tool:  CSHT02

CSH0256 is an imperial miniature heavy-duty crownsert in 17-4PH stainless steel, designed to strengthen 2-56 UNC threads in lightweight parent materials. It uses 8-32 UNC external threads and CSHT02 installation tooling.

Crownserts can offer you the part CSH0256 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSH0256 - Imperial Miniature Heavy-Duty Crownserts
CSH0256 - Imperial Miniature Heavy-Duty Crownserts
CSH0256 - Imperial Miniature Heavy-Duty Crownserts
CSH0256 - Imperial Miniature Heavy-Duty Crownserts
 How to install a Crownsert?
CSH0256 - Imperial Miniature Heavy-Duty Crownserts
CSH0256 - Imperial Miniature Heavy-Duty Crownserts
CSH0256 - Imperial Miniature Heavy-Duty Crownserts

Thread & Dimensions

A internal thread (Class 3B) 2-56 UNC
B external thread (Class 3A) 8-32 UNC
Ø max minor special .1380
Ø C (+.008/-.002) .116
D (+.015/-.000) .042
F ref .080
G (±.010) .130
Through-hole preparation Min. full depth 0,160
Blind-hole preparation Min. full depth 0,160
CSH0256 schematic

Material & Finish

Material 17-4PH, Cond H1025 per AMS 5643
Finish PASSIVATED per AMS 2700 & SFL coated per SAE AS5272
Temperature range -110°/+650°F
Heat treat RC 35-42
Magnetic YES
Material note Standard material code; no suffix added to the part number.

Tooling & Preparation

Hand-installation tool part number CSHT02
Step drill part number CSD0140
Tap through tool part number TTI0164
Blind tap tool part number TBI0164
Removal tool part number CSHRT02
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Crownserts is offering part CSH0256 as factory new.