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CSHLM5X0.8

Metric Heavy Duty Locking Crownserts

CSHML Series / Locking Type / 17-4PH / Heavy Duty

Installed using the Crownserts Hand-Installation Tool:  CSHTLM5

CSHLM5X0.8 is a metric heavy duty locking crownsert for reinforced MJ5X0.8 threads in aluminium or magnesium. 17-4PH stainless steel; installation data includes 7.25-7.35 mm tap drill and 11,7 mm minimum full thread depth.

Crownserts can offer you the part CSHLM5X0.8 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

Thread & Dimensions

Thread Ø A / class MJ5X0.8
Thread Ø B / class M8X1
Ø C (±0.15) 6,03
D (±0.3) 10,7
E (±0.2) 2,95
F ref 2,3
G min 1,25
H RAD min 2,28
R ref 6,8
Through-hole preparation Min. full THD depth 8,6 / 11,7; Min. full depth 14,1 / 17,2
Blind-hole preparation Min. full THD depth 8,6 / 11,7; Min. full depth 12,7 / 15,8
CSHLM5X0.8 schematic

Material & Finish

Material 17-4PH, Cond H1025 per AMS 5643
Finish PASSIVATED per AMS 2700 & SFL coated per SAE AS5272
Temperature range -110°/+650°F
Heat treat RC 35-42
Magnetic YES
Material note Standard material code; no suffix added to the part number.

Tooling & Preparation

Hand-installation tool part number CSHTLM5
Step drill part number CSHD0735
Tap through tool part number TTIM8
Blind tap tool part number TBIM8
Removal tool part number CSHRTM5

Crownserts is offering part CSHLM5X0.8 as factory new.