CSHM8X1.25A286

Metric Heavy Duty Standard Crownserts

CSHM Series / Standard Type / A286 / Heavy Duty

Installed using the Crownserts Hand-Installation Tool:  CSHTLM8

CSHM8X1.25A286 is a metric heavy duty standard crownsert for reinforced MJ8X1.25 threads in aluminium or magnesium. A286 high-temperature alloy; installation data includes 10.376-10.612 mm tap drill and 13,8 mm minimum full thread depth.

Crownserts can offer you the part CSHM8X1.25A286 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts
CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts
CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts
CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts
 How to install a Crownsert?
CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts
CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts
CSHM8X1.25A286 - Metric Heavy Duty Standard Crownserts

Thread & Dimensions

Thread Ø A / class MJ8X1.25
Thread Ø B / class M12X1.5
Ø C 9,36
D (±0.3) 12,80
E (±0.2) 3,95
F 2,9
G min 2,7
H min 7,58
Through-hole preparation Min. full THD depth 13,8 / 17,7; Min. full depth 19,3 / 23,2
Blind-hole preparation Min. full THD depth 13,8 / 17,7; Min. full depth 17,9 / 21,8
CSHM8X1.25A286 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 CSHTM8
Step drill part number CSHD1061
Tap through tool part number TTIM12
Blind tap tool part number TBIM12
Removal tool part number CSHRTM8
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Crownserts is offering part CSHM8X1.25A286 as factory new.