CSHL624

Imperial Structural Heavy-Duty Locking Crownserts

CSH Series / Locking Type / 17-4PH / Structural Heavy-Duty

Installed using the Crownserts Hand-Installation Tool:  CSHTL624

CSHL624 reinforces or repairs 3/8-24 UNF imperial threads in aluminium, magnesium or other non-ferrous materials. 17-4PH stainless steel, with .437 7/16 tap-hole guidance and CSHTL624 hand installation tooling.

Crownserts can offer you the part CSHL624 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts
 How to install a Crownsert?
CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL624 - Imperial Structural Heavy-Duty Locking Crownserts

Thread & Dimensions

A internal thread (Class 3B) 3/8-24 UNF
B external thread (Class 3A) 1/2-20 NS
Ø max minor special .4276
Ø C (+.008/-.002) .393
D (+.015/-.000) .110
E ref .322
G (±.010) .560
Through-hole preparation Min. full THD depth .820; Min. full depth 0,595
Blind-hole preparation Min. full THD depth .720; Min. full depth 0,595
CSHL624 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 CSHTL624
Step drill part number CSD0437
Tap through tool part number TTI0484
Blind tap tool part number TBI0484
Removal tool part number CSHRT624
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Crownserts is offering part CSHL624 as factory new.