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Thread Size
Length
Material
Drive Style
Rounded Head Style
Threading
Head Diameter
Head Height
Thread Direction
Rounded Head Profile
Drive Size
Thread Spacing
Tensile Strength
Thread Fit
Hardness
Steel Pan Head Screws with Split Lock Washer
15 Products
Steel Pan Head Screws with Split Lock Washer
When compressed, the split lock washer flattens to add tension and prevent loosening from small amounts of vibration. Also known as Sems screws, the washer rotates freely but is permanently attached.
Part Number
Thread
Size
Size
Threading
Length
Thread
Type
Type
Head
Diameter
Diameter
Drive Size
Tensile
Strength
Strength
Material
Specifications
Met
Met
Price
JDEAFABAG
4-40
Fully Threaded
1/4"
UNC
0.219"
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 4.57
JDEAFABAH
4-40
Fully Threaded
5/16"
UNC
0.219"
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 7.60
JDEAFABAI
4-40
Fully Threaded
3/8"
UNC
0.219"
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.75
JDEAFABBA
4-40
Fully Threaded
1/2"
UNC
0.219"
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.76
JDEAFABEE
6-32
Fully Threaded
1/4"
UNC
0.27"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 4.80
JDEAFABEF
6-32
Fully Threaded
5/16"
UNC
0.27"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 1.84
JDEAFABEG
6-32
Fully Threaded
3/8"
UNC
0.27"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 1.85
JDEAFABEI
6-32
Fully Threaded
1/2"
UNC
0.27"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.82
JDEAFABFA
6-32
Fully Threaded
5/8"
UNC
0.27"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.84
JDEAFABJC
8-32
Fully Threaded
3/8"
UNC
0.322"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.88
JDEAFABJE
8-32
Fully Threaded
1/2"
UNC
0.322"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 2.27
JDEAFABJG
8-32
Fully Threaded
5/8"
UNC
0.322"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.68
JDEAFABJH
8-32
Fully Threaded
3/4"
UNC
0.322"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 3.95
JDEAFAICH
10-32
Fully Threaded
3/8"
UNF
0.373"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 5.46
JDEAFAICJ
10-32
Fully Threaded
1/2"
UNF
0.373"
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13
$ 5.62