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CSL1210A286SP

Imperial Large Crownserts

CS Series / Locking Type / A286SP / Large

Installed using the Crownserts Hand-Installation Tool:  CST1210

CSL1210A286SP reinforces or repairs 3/4-10 UNC imperial threads in aluminium, magnesium or other non-ferrous materials. A286 alloy with silver plating for demanding service, with .836 27/32 tap-hole guidance and CST1210 hand installation tooling.

Crownserts can offer you the part CSL1210A286SP with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

A internal thread (Class 3B) 3/4-10 UNC
B external thread (Class 3A) 7/8-20 UNEF
Ø max minor special .8240
Ø C (+.008/-.002) .756
D (+.015/-.000) .170
F .750
G (±.010) 1.120
J (±1) 44
E .648
Through-hole preparation Min. full THD depth 1.380; Min. full depth 1.155
Blind-hole preparation Min. full THD depth 1.280; Min. full depth 1.155
CSL1210A286SP 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 CST1210
Step drill part number CSD0836
Tap through tool part number TTI0875
Blind tap tool part number TBI0875
Removal tool part number CSRT1210

Crownserts is offering part CSL1210A286SP as factory new.