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CS0440LA286

Imperial Miniature Crownserts

CS Series / Locking Type / A286 / Miniature

Installed using the Crownserts Hand-Installation Tool:  CSTL04

CS0440LA286 CS Series is a locking imperial Crownserts® threaded insert for durable thread reinforcement. A286 high-temperature alloy; specified with 4-40 UNC internal thread and 8-32 UNC installation thread.

Crownserts can offer you the part CS0440LA286 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

A internal thread (Class 3B) 4-40 UNC
B external thread (Class 3A) 8-32 UNC
Ø max minor special .1380
Ø C (+.008/-.002) .116
D (+.015/-.000) .060
E .092
G (±.010) .190
J (±1) 15
Through-hole preparation Min. full THD depth .361; Min. full depth .220
Blind-hole preparation Min. full THD depth .298; Min. full depth .220
CS0440LA286 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

Step drill part number CSD0140
Tap through tool part number TTI0164
Blind tap tool part number TBI0164

Crownserts is offering part CS0440LA286 as factory new.