CSHL616A286

Imperial Structural Heavy-Duty Locking Crownserts

CSH Series / Locking Type / A286 / Structural Heavy-Duty

Installed using the Crownserts Hand-Installation Tool:  CSHTL616

CSHL616A286 is an imperial structural heavy-duty locking crownsert in A286 high-temperature alloy, designed to strengthen 3/8-16 UNC threads in lightweight parent materials. It uses 1/2-20 NS external threads and CSHTL616 installation tooling.

Crownserts can offer you the part CSHL616A286 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts
 How to install a Crownsert?
CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts
CSHL616A286 - Imperial Structural Heavy-Duty Locking Crownserts

Thread & Dimensions

A internal thread (Class 3B) 3/8-16 UNC
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
CSHL616A286 schematic

Material & Finish

Material A286 per AMS5731 or AMS 5734
Finish PASSIVATED per AMS 2700 & SFL coated per SAE AS5272, Type 1
Temperature range -400°/+650°F
Heat treat RC 32-40
Magnetic NO

Tooling & Preparation

Hand-installation tool part number CSHTL616
Step drill part number CSD0437
Tap through tool part number TTI0484
Blind tap tool part number TBI0484
Removal tool part number CSHRT616
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Crownserts is offering part CSHL616A286 as factory new.