CSSM12X1.25AD

Metric Short Standard Crownserts

CSSM Series / Standard Type / AD / Short

Installed using the Crownserts Hand-Installation Tool:  CSTLM12

CSSM12X1.25AD CSSM Series is a standard metric Crownserts® threaded insert made from 4130 alloy steel for high mechanical strength. It reinforces MJ12X1.25 threads in lightweight materials and uses M14X1.0 installation threads.

Crownserts can offer you the part CSSM12X1.25AD with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

CSSM12X1.25AD - Metric Short Standard Crownserts
CSSM12X1.25AD - Metric Short Standard Crownserts
CSSM12X1.25AD - Metric Short Standard Crownserts
CSSM12X1.25AD - Metric Short Standard Crownserts
 How to install a Crownsert?
CSSM12X1.25AD - Metric Short Standard Crownserts
CSSM12X1.25AD - Metric Short Standard Crownserts
CSSM12X1.25AD - Metric Short Standard Crownserts

Thread & Dimensions

Thread Ø T1 / class MJ12X1.25
Thread Ø T2 / class M14X1.0
Shear engagement (mm²) 478,2
L (±0.3) 19,90
A diameter 12,37
B diameter min 11,43
C (±0.20) 4,65
D 3,5
E min 3,2
Through-hole preparation Min. full THD depth 20,9; Min. full depth 26,4
Blind-hole preparation Min. full THD depth 20,9; Min. full depth 25,0
CSSM12X1.25AD schematic

Material & Finish

Material Alloy Steel 4130 per AMS 6370
Finish Cadmium Plated per AMS-QQ-P-416 Type 2, Class 3 & SFL per SAE AS5272
Temperature range Up to 450+°F
Heat treat RC 25-34
Magnetic YES

Tooling & Preparation

Hand-installation tool part number CSTM12
Step drill part number CSD1332
Tap through tool part number TTIM14
Blind tap tool part number TBIM14
Removal tool part number CSRTM12
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Crownserts is offering part CSSM12X1.25AD as factory new.