ARC – Collar

STUD^
D Min TL BD Min BL CD CT Ferrule Code
1/4 .375 .215 .500 .500 .093 C250
5/16 .375 .275 .500 .562 .093 C312
3/8 .500 .330 .500 .625 .109 C375
1/2 .625 .448 .593 .750 .140 C500
 
Threads: Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.

^Metric Also Available 

                                                                                                     
Material
Low Carbon Steel
C-0.23% max. P-0.04% max.
Mn-0.90% max. S-0.05% max.
Stainless Steel
AISI grade – 302/304/305 std.
Other grades available upon request
Mechanical Properties
Tensile……………………….60,000 psi (min.)
Yield………………………….50,000 psi (min.)
Elongation……………………20% (in 2 inches)

Values for various grades available upon request.
Plating Plating is not standard. Cadmium, Copper, Nickel are available upon customer request. Does not apply to stainless.


Ferrules*
Code B D E M
C250 .785 .875 .125 .250
C312 .785 .875 .125 .250
C375 .785 .875 .125 .250
C500 1.030 1.203 .125 .281

*Ferrules are component parts of studs, and are included in the price.