ARC – Standard Thread

STUD^
D Min L BD Min BL FD FH Ferrule Code
1/4 3/4 .215 .375 .312 .093 P250
5/16 3/4 .275 .375 .406 .109 P312
3/8 3/4 .330 .490 .468 .109 P375
7/16 3/4 .387 .437 .531 .125 P437
1/2 7/8 .446 .500 .593 .156 P500
5/8 1 .562 .625 .750 .187 P625
3/4 1 1/4 .680 .796 .920 .250 P750
7/8 1 3/8 .798 .859 1.046 .312 P875
1″ 1 1/2 .913 .912 1.187 .375 P1000
Threads: Standard thread is UNC-2A (Rolled when possible), other threads are available upon request. Maximum standard thread length is 3 7/8″

^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
P250 .380 .455 .125 .250
P312 .445 .535 .125 .250
P375 .505 .595 .125 .265
P437 .585 .675 .156 .329
P500 .650 .740 .156 .362
P625 .785 .906 .156 .433
P750 1.030 1.150 .187 .526
P875 1.203 1.330 .187 .593
P1000 1.406 1.500 .187 .593

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