Long Reduced Base Arc Weld Studs On Midwest Fasteners, Inc.

D	Min. L	BD	Min. BL	FD	FH	Ferrule Code
1/4	3/4	0.187	0.375	0.281	0.109	FS187
5/16	3/4	0.250	0.375	0.359	0.125	FS250
3/8	3/4	0.312	0.375	0.437	0.125	FS312
7/16	1	0.375	0.375	0.500	0.140	FS375
1/2	1	0.437	0.437	0.578	0.140	FS437
5/8	1-1/4	0.500	0.500	0.656	0.156	FS500
3/4	1-1/2	0.625	0.718			FS625

Materials
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
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)

Stainless Steel
Values for various grades available upon request.

Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.

Stainless Steel
Does not apply to Stainless.

Ferrules
Ferrules are component parts of studs. Not sold separately.

Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".

Please click the Request Information button to configure your Long Reduced Base Arc Weld Studs.

Unit of Measure

Ferrules

N/A

Code	B	D	E	M	Part No.
FS187	0.305	0.390	0.125	0.250	092 0004 05
FS250	0.380	0.455	0.125	0.250	092 0004 06
FS312	0.505	0.595	0.125	0.250	092 0004 07
FS375	0.585	0.675	0.125	0.250	092 0004 08
FS437	0.650	0.740	0.156	0.281	092 0004 09
FS500	0.785	0.875	0.156	0.281	092 0004 10
FS625	0.921	1.030	0.187	0.375	092 0004 11