ARC – Long Reduced Base

STUD^
D Min L BD Min BL FD FH Ferrule Code
1/4 3/4 .187 .375 .281 .109 FS187
5/16 3/4 .250 .375 .359 .125 FS250
3/8 3/4 .312 .375 .437 .125 FS312
7/16 1 .375 .375 .500 .140 FS375
1/2 1 .437 .437 .578 .140 FS437
5/8 1 1/4 .500 .500 .656 .156 FS500
3/4 1 1/2 .625 .718 – – FS625
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
FS187 .305 .390 .125 .250
FS250 .380 .455 .125 .250
FS312 .505 .595 .125 .250
FS375 .585 .675 .125 .250
FS437 .650 .740 .156 .281
FS500 .785 .875 .156 .281
FS625 .921 1.030 .187 .375

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