SR318L0036

Imperial Structural Locking Inserts

Locking Type / AD / Structural

Installed using the Crownserts Hand-Installation Tool:  CSTL518

SR318L0036 is an imperial structural locking insert in 4130 alloy steel for 5/16-18 UNC threads in light alloys; 3/8-24 UNF external; install with CSTL518. This is an old Anemo part. Please use CSL518AD.

We can offer you the part SR318L0036 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

SR318L0036 - Imperial Structural Locking Inserts
SR318L0036 - Imperial Structural Locking Inserts
SR318L0036 - Imperial Structural Locking Inserts
SR318L0036 - Imperial Structural Locking Inserts
 How to install a Crownsert?
SR318L0036 - Imperial Structural Locking Inserts
SR318L0036 - Imperial Structural Locking Inserts
SR318L0036 - Imperial Structural Locking Inserts

Thread & Dimensions

A internal thread (Class 3B) 5/16-18 UNC
B external thread (Class 3A) 3/8-24 UNF
Ø max minor special .3405
Ø C (+.008/-.002) .314
D (+.015/-.000) .110
E .266
G (±.010) .470
J (±1) 29
Through-hole preparation Min. full THD depth .693; Min. full depth .505
Blind-hole preparation Min. full THD depth .693; Min. full depth .505
SR318L0036 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 CSTL518
Step drill part number CSD0343
Tap through tool part number TTI0375
Blind tap tool part number TBI0375
Removal tool part number CSRT518
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