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CSL624A286SP

Imperial Structural Locking Crownserts

CSL Series / Locking Type / A286SP / Structural

Installed using the Crownserts Hand-Installation Tool:  CSTL624

CSL624A286SP reinforces or repairs 3/8-24 UNF imperial threads in aluminium, magnesium or other non-ferrous materials. A286 alloy with silver plating for demanding service, with .404 size Y tap-hole guidance and CSTL624 hand installation tooling.

Crownserts can offer you the part CSL624A286SP with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

A internal thread (Class 3B) 3/8-24 UNF
B external thread (Class 3A) 7/16-20 UNF
Ø max minor special .4010
Ø C (+.008/-.002) .377
D (+.015/-.000) .110
E .322
G (±.010) .560
J (±1) 34
Through-hole preparation Min. full THD depth .820; Min. full depth .595
Blind-hole preparation Min. full THD depth .720; Min. full depth .595
CSL624A286SP schematic

Material & Finish

Material A286 per AMS5731 or AMS 5734
Finish PASSIVATED per AMS 2700 & Silver Plated per AMS 2411 (.0002 min. thickness)
Temperature range -400°/+1200°F
Heat treat RC 32-40
Magnetic NO

Tooling & Preparation

Hand-installation tool part number CSTL624
Step drill part number CSD0404
Tap through tool part number TTI0437
Blind tap tool part number TBI0437
Removal tool part number CSRT624

Crownserts is offering part CSL624A286SP as factory new.