NSA5054K12

Imperial Large Inserts

Locking Type / 17-4PH / Large

Installed using the Crownserts Hand-Installation Tool:  CST1210

NSA5054K12 repairs/reinforces 3/4-10 UNC imperial threads in Al/Mg or other non-ferrous materials; 17-4PH stainless. Tap hole .836 27/32; install with CST1210. This is an old Anemo part. Please use CSL1210.

We can offer you the part NSA5054K12 with Certificate of Quality, Certificate of Conformity and Certificate of Origin on request.

NSA5054K12 - Imperial Large Inserts
NSA5054K12 - Imperial Large Inserts
NSA5054K12 - Imperial Large Inserts
NSA5054K12 - Imperial Large Inserts
 How to install a Crownsert?
NSA5054K12 - Imperial Large Inserts
NSA5054K12 - Imperial Large Inserts
NSA5054K12 - Imperial Large Inserts

Thread & Dimensions

A internal thread (Class 3B) 3/4-10 UNC
B external thread (Class 3A) 7/8-20 UNEF
Ø max minor special .8240
Ø C (+.008/-.002) .756
D (+.015/-.000) .170
F .750
G (±.010) 1.120
J (±1) 44
E .648
Through-hole preparation Min. full THD depth 1.380; Min. full depth 1.155
Blind-hole preparation Min. full THD depth 1.280; Min. full depth 1.155
NSA5054K12 schematic

Material & Finish

Material 17-4PH, Cond H1025 per AMS 5643
Finish PASSIVATED per AMS 2700 & SFL coated per SAE AS5272, Type I
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 CST1210
Step drill part number CSD0836
Tap through tool part number TTI0875
Blind tap tool part number TBI0875
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