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CSSM8X1.25AD

Metric Short Standard Crownserts

CSSM Series / Standard Type / AD / Short

Installed using the Crownserts Hand-Installation Tool:  CSTLM8

CSSM8X1.25AD is a metric short standard crownsert in 4130 alloy steel for high mechanical strength, with MJ8X1.25 internal and M10X1.0 external threads. Prepared for 9.11-9.24 mm tap drill and installed with CSTM8

Crownserts can offer you the part CSSM8X1.25AD with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

Thread Ø T1 / class MJ8X1.25
Thread Ø T2 / class M10X1.0
Shear engagement (mm²) 198,1
L (±0.3) 12,80
A diameter 8,32
B diameter min 7,58
C (±0.20) 3,95
D 2,9
E min 2,7
Through-hole preparation Min. full THD depth 13,8; Min. full depth 19,3
Blind-hole preparation Min. full THD depth 13,8; Min. full depth 17,9
CSSM8X1.25AD 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 CSTLM8
Step drill part number CSD0924
Tap through tool part number TTIM10
Blind tap tool part number TBIM10
Removal tool part number CSRTM8

Crownserts is offering part CSSM8X1.25AD as factory new.