CSHL813

Imperial Structural Heavy-Duty Locking Crownserts

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

Installed using the Crownserts Hand-Installation Tool:  CSHTL813

CSHL813 reinforces or repairs 1/2-13 UNC imperial threads in aluminium, magnesium or other non-ferrous materials. 17-4PH stainless steel, with .578 37/64 tap-hole guidance and CSHTL813 hand installation tooling.

Crownserts can offer you the part CSHL813 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts
 How to install a Crownsert?
CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL813 - Imperial Structural Heavy-Duty Locking Crownserts

Thread & Dimensions

A internal thread (Class 3B) 1/2-13 UNC
B external thread (Class 3A) 5/8-18 UNF
Ø max minor special .5618
Ø C (+.008/-.002) .528
D (+.015/-.000) .135
E ref .439
G (±.010) .750
Through-hole preparation Min. full THD depth 1.035; Min. full depth 0,785
Blind-hole preparation Min. full THD depth .924; Min. full depth 0,785
CSHL813 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 CSHTL813
Step drill part number CSD0578
Tap through tool part number TTI0625
Blind tap tool part number TBI0625
Removal tool part number CSHRT813
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Crownserts is offering part CSHL813 as factory new.