CSHL0440A286SP

Imperial Miniature Heavy-Duty Crownserts

CSH Series / Locking Type / A286SP / Miniature Heavy-Duty

Installed using the Crownserts Hand-Installation Tool:  CSHTL04

CSHL0440A286SP is an imperial miniature heavy-duty crownsert in A286 alloy with silver plating for demanding service, designed to strengthen 4-40 UNC threads in lightweight parent materials. It uses 10-32 UNF external threads and CSHTL04 installation tooling.

Crownserts can offer you the part CSHL0440A286SP with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts
CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts
CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts
CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts
 How to install a Crownsert?
CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts
CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts
CSHL0440A286SP - Imperial Miniature Heavy-Duty Crownserts

Thread & Dimensions

A internal thread (Class 3B) 4-40 UNC
B external thread (Class 3A) 10-32 UNF
Ø max minor special .1620
Ø C (+.008/-.002) .142
D (+.015/-.000) .060
E ref .092
G (±.010) .190
Through-hole preparation Min. full depth 0,220
Blind-hole preparation Min. full depth 0,220
CSHL0440A286SP 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 CSHTL04
Step drill part number CSD0166
Tap through tool part number CSTBI0187
Blind tap tool part number CSTBI0187
Removal tool part number CSHRT04
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Crownserts is offering part CSHL0440A286SP as factory new.