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CSHLM12X1.5AD

Metric Heavy Duty Locking Crownserts

CSHML Series / Locking Type / AD / Heavy Duty

Installed using the Crownserts Hand-Installation Tool:  CSHTLM12

CSHLM12X1.5AD CSHLM Series is a locking metric Crownserts® threaded insert made from 4130 alloy steel for high mechanical strength. It reinforces MJ12X1.5 threads in lightweight materials and uses M16X1.5 installation threads.

Crownserts can offer you the part CSHLM12X1.5AD with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

Thread Ø A / class MJ12X1.5
Thread Ø B / class M16X1.5
Ø C (±0.15) 13,36
D (±0.3) 24,8
E (±0.2) 4,65
F ref 3,5
G min 2,50
H RAD min 5,57
R ref 14,8
Through-hole preparation Min. full THD depth 20,9 / 25,8; Min. full depth 26,4 / 31,3
Blind-hole preparation Min. full THD depth 20,9 / 25,8; Min. full depth 26,4 / 29,9
CSHLM12X1.5AD 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 CSHTLM12
Step drill part number CSHD1461
Tap through tool part number TTIM16
Blind tap tool part number TBIM16
Removal tool part number CSHRTM12

Crownserts is offering part CSHLM12X1.5AD as factory new.