Thread Size
Length
Material
Drive Style
Rounded Head Style
Threading
Head Diameter
Head Height
Thread Direction
Thread Pitch
Rounded Head Profile
Drive Size
Thread Spacing
Tensile Strength
Thread Fit
Hardness
Metric Steel Pan Head Screws with External-Tooth Lock Washer
20 Products
Metric Steel Pan Head Screws with External-Tooth Lock Washer
These metric screws have a washer with sharp external teeth that dig into surfaces for maximum holding power and vibration resistance. 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
JAEACAHAB
M3
Fully Threaded
5 mm
Metric
5.6 mm
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 6.92
JAEACAHAC
M3
Fully Threaded
6 mm
Metric
5.6 mm
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 6.92
JAEACAHAD
M3
Fully Threaded
8 mm
Metric
5.6 mm
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 6.94
JAEACAHAE
M3
Fully Threaded
10 mm
Metric
5.6 mm
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 6.94
JAEACAHAF
M3
Fully Threaded
12 mm
Metric
5.6 mm
No. 1
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 6.96
JAEACAHAG
M4
Fully Threaded
6 mm
Metric
8 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.22
JAEACAHAH
M4
Fully Threaded
8 mm
Metric
8 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.24
JAEACAHAI
M4
Fully Threaded
10 mm
Metric
8 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.24
JAEACAHAJ
M4
Fully Threaded
12 mm
Metric
8 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.26
JAEACAHBA
M4
Fully Threaded
16 mm
Metric
8 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.30
JAEACAHBB
M5
Fully Threaded
8 mm
Metric
9.5 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.16
JAEACAHBC
M5
Fully Threaded
10 mm
Metric
9.5 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.18
JAEACAHBD
M5
Fully Threaded
12 mm
Metric
9.5 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.22
JAEACAHBE
M5
Fully Threaded
16 mm
Metric
9.5 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.28
JAEACAHBF
M5
Fully Threaded
20 mm
Metric
9.5 mm
No. 2
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 7.33
JAEACAHBG
M6
Fully Threaded
10 mm
Metric
12 mm
No. 3
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 8.54
JAEACAHBH
M6
Fully Threaded
12 mm
Metric
12 mm
No. 3
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 8.56
JAEACAHBI
M6
Fully Threaded
16 mm
Metric
12 mm
No. 3
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 8.64
JAEACAHBJ
M6
Fully Threaded
20 mm
Metric
12 mm
No. 3
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 8.72
JAEACAHCA
M6
Fully Threaded
25 mm
Metric
12 mm
No. 3
60,000 psi
Zinc-Plated Steel
ASME B18.13.1M
$ 8.82