Material
Head Type
Includes Washer
Finish
Thread Size
Fastener Length
Head Width
Dimensional Standards
Pack Size
System of Measurement
Drive Size
Thread Type
Washer Type
Washer Thickness
Washer Outside Diameter
Drive
Head Height
Tensile Strength
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Machine Screws with External Tooth Lock Washers
Machine Screws with External Tooth Lock Washers $1.67 – $8.30
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Machine Screws with Split Lock Washers
Machine Screws with Split Lock Washers $2.21 – $3.40

Machine Screws with Internal Tooth Lock Washers

SKU: N/A

$1.48 – $8.26

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Material
Head Type
Includes Washer
Finish
Thread Size
Fastener Length
Head Width
Dimensional Standards
Pack Size
System of Measurement
Drive Size
Thread Type
Washer Type
Washer Thickness
Washer Outside Diameter
Drive
Head Height
Tensile Strength
Steel
Pan
Yes
Zinc Plated
#4-40
3/16 in
0.219 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.018 in
0.268 in
Phillips
0.068 in
Machine Screws with Internal Tooth Lock Washers
$1.48
1PXP6
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #4-40, Fastener Length : 3/16 in, Head Width: 0.219 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.018 in, Washer Outside Diameter: 0.268 in, Drive: Phillips, Head Height: 0.068 in
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Steel
Pan
Yes
Zinc Plated
#2-56
1/4 in
0.167 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.016 in
0.185 in
Phillips
0.053 in
Machine Screws with Internal Tooth Lock Washers
$2.55
1PXP4
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #2-56, Fastener Length : 1/4 in, Head Width: 0.167 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.016 in, Washer Outside Diameter: 0.185 in, Drive: Phillips, Head Height: 0.053 in
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M3
5.85 mm
5.5 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.45 mm
6.5 mm
Phillips
2.15 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$7.88
6GU47
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M3, Fastener Length : 5.85 mm, Head Width: 5.5 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.45 mm, Washer Outside Diameter: 6.5 mm, Drive: Phillips, Head Height: 2.15 mm, Tensile Strength: 72,500 psi
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Steel
Pan
Yes
Zinc Plated
#8-32
1-1/4 in
0.322 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.023 in
0.338 in
Phillips
0.096 in
Machine Screws with Internal Tooth Lock Washers
$3.94
1PXT3
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #8-32, Fastener Length : 1-1/4 in, Head Width: 0.322 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.023 in, Washer Outside Diameter: 0.338 in, Drive: Phillips, Head Height: 0.096 in
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M3
7.85 mm
5.5 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.45 mm
6.5 mm
Phillips
2.15 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$4.03
6GU48
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M3, Fastener Length : 7.85 mm, Head Width: 5.5 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.45 mm, Washer Outside Diameter: 6.5 mm, Drive: Phillips, Head Height: 2.15 mm, Tensile Strength: 72,500 psi
Add to cart
Steel
Pan
Yes
Zinc Plated
#4-40
3/8 in
0.219 in
ASME B18.13
Small
Inch
Coarse
Internal Tooth
0.018 in
0.23 in
Slotted
0.068 in
Machine Screws with Internal Tooth Lock Washers
$2.29
1PXZ2
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #4-40, Fastener Length : 3/8 in, Head Width: 0.219 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.018 in, Washer Outside Diameter: 0.23 in, Drive: Slotted, Head Height: 0.068 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#8-32
1/4 in
0.322 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.023 in
0.338 in
Phillips
0.096 in
Machine Screws with Internal Tooth Lock Washers
$2.54
1PXR8
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #8-32, Fastener Length : 1/4 in, Head Width: 0.322 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.023 in, Washer Outside Diameter: 0.338 in, Drive: Phillips, Head Height: 0.096 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#4-40
1/2 in
0.219 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.018 in
0.268 in
Phillips
0.068 in
Machine Screws with Internal Tooth Lock Washers
$2.70
1PXP9
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #4-40, Fastener Length : 1/2 in, Head Width: 0.219 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.018 in, Washer Outside Diameter: 0.268 in, Drive: Phillips, Head Height: 0.068 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#4-40
1/4 in
0.219 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.018 in
0.268 in
Phillips
0.068 in
Machine Screws with Internal Tooth Lock Washers
$2.53
1PXP7
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #4-40, Fastener Length : 1/4 in, Head Width: 0.219 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.018 in, Washer Outside Diameter: 0.268 in, Drive: Phillips, Head Height: 0.068 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#6-32
1/2 in
0.27 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.022 in
0.288 in
Phillips
0.082 in
Machine Screws with Internal Tooth Lock Washers
$2.41
1PXR4
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #6-32, Fastener Length : 1/2 in, Head Width: 0.27 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.022 in, Washer Outside Diameter: 0.288 in, Drive: Phillips, Head Height: 0.082 in
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M4
9.25 mm
7 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.6 mm
8.5 mm
Phillips
2.75 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$6.43
6GU53
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M4, Fastener Length : 9.25 mm, Head Width: 7 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.6 mm, Washer Outside Diameter: 8.5 mm, Drive: Phillips, Head Height: 2.75 mm, Tensile Strength: 72,500 psi
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M4
7.25 mm
7 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.6 mm
8.5 mm
Phillips
2.75 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$6.90
6GU52
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M4, Fastener Length : 7.25 mm, Head Width: 7 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.6 mm, Washer Outside Diameter: 8.5 mm, Drive: Phillips, Head Height: 2.75 mm, Tensile Strength: 72,500 psi
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M4
5.25 mm
7 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.6 mm
8.5 mm
Phillips
2.75 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$6.27
6GU51
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M4, Fastener Length : 5.25 mm, Head Width: 7 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.6 mm, Washer Outside Diameter: 8.5 mm, Drive: Phillips, Head Height: 2.75 mm, Tensile Strength: 72,500 psi
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M4
3.25 mm
7 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.6 mm
8.5 mm
Phillips
2.75 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$6.11
6GU50
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M4, Fastener Length : 3.25 mm, Head Width: 7 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.6 mm, Washer Outside Diameter: 8.5 mm, Drive: Phillips, Head Height: 2.75 mm, Tensile Strength: 72,500 psi
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M3
9.85 mm
5.5 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.45 mm
6.5 mm
Phillips
2.15 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$4.21
6GU49
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M3, Fastener Length : 9.85 mm, Head Width: 5.5 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.45 mm, Washer Outside Diameter: 6.5 mm, Drive: Phillips, Head Height: 2.15 mm, Tensile Strength: 72,500 psi
Add to cart
18-8 Stainless Steel
Pan
Yes
Plain
M3
3.85 mm
5.5 mm
JIS B 1188D
Small
Metric
#2
Coarse
Internal Tooth
0.45 mm
6.5 mm
Phillips
2.15 mm
72,500 psi
Machine Screws with Internal Tooth Lock Washers
$8.26
6GU46
instock
Material: 18-8 Stainless Steel, Head Type: Pan, Includes Washer: Yes, Finish: Plain, Thread Size: M3, Fastener Length : 3.85 mm, Head Width: 5.5 mm, Dimensional Standards: JIS B 1188D, Pack Size: Small, System of Measurement: Metric, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.45 mm, Washer Outside Diameter: 6.5 mm, Drive: Phillips, Head Height: 2.15 mm, Tensile Strength: 72,500 psi
Add to cart
Steel
Pan
Yes
Zinc Plated
#10-32
1/2 in
0.373 in
ASME B18.13
Small
Inch
Fine
Internal Tooth
0.024 in
0.381 in
Slotted
0.11 in
Machine Screws with Internal Tooth Lock Washers
$3.26
1PXZ9
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #10-32, Fastener Length : 1/2 in, Head Width: 0.373 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Thread Type: Fine, Washer Type: Internal Tooth, Washer Thickness: 0.024 in, Washer Outside Diameter: 0.381 in, Drive: Slotted, Head Height: 0.11 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#6-32
1-1/4 in
0.27 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.022 in
0.288 in
Phillips
0.082 in
Machine Screws with Internal Tooth Lock Washers
$2.70
1PXR7
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #6-32, Fastener Length : 1-1/4 in, Head Width: 0.27 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.022 in, Washer Outside Diameter: 0.288 in, Drive: Phillips, Head Height: 0.082 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#6-32
3/8 in
0.27 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.022 in
0.288 in
Phillips
0.082 in
Machine Screws with Internal Tooth Lock Washers
$2.10
1PXR3
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #6-32, Fastener Length : 3/8 in, Head Width: 0.27 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.022 in, Washer Outside Diameter: 0.288 in, Drive: Phillips, Head Height: 0.082 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#6-32
1/4 in
0.27 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.022 in
0.288 in
Phillips
0.082 in
Machine Screws with Internal Tooth Lock Washers
$1.99
1PXR2
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #6-32, Fastener Length : 1/4 in, Head Width: 0.27 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.022 in, Washer Outside Diameter: 0.288 in, Drive: Phillips, Head Height: 0.082 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#6-32
3/16 in
0.27 in
ASME B18.13
Small
Inch
#2
Coarse
Internal Tooth
0.022 in
0.288 in
Phillips
0.082 in
Machine Screws with Internal Tooth Lock Washers
$1.73
1PXR1
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #6-32, Fastener Length : 3/16 in, Head Width: 0.27 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #2, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.022 in, Washer Outside Diameter: 0.288 in, Drive: Phillips, Head Height: 0.082 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#4-40
3/8 in
0.219 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.018 in
0.268 in
Phillips
0.068 in
Machine Screws with Internal Tooth Lock Washers
$2.27
1PXP8
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #4-40, Fastener Length : 3/8 in, Head Width: 0.219 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.018 in, Washer Outside Diameter: 0.268 in, Drive: Phillips, Head Height: 0.068 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#4-40
1/4 in
0.219 in
ASME B18.13
Small
Inch
Coarse
Internal Tooth
0.018 in
0.23 in
Slotted
0.068 in
Machine Screws with Internal Tooth Lock Washers
$1.53
1PXZ1
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #4-40, Fastener Length : 1/4 in, Head Width: 0.219 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.018 in, Washer Outside Diameter: 0.23 in, Drive: Slotted, Head Height: 0.068 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#2-56
3/8 in
0.167 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.016 in
0.185 in
Phillips
0.053 in
Machine Screws with Internal Tooth Lock Washers
$3.13
1PXP5
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #2-56, Fastener Length : 3/8 in, Head Width: 0.167 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.016 in, Washer Outside Diameter: 0.185 in, Drive: Phillips, Head Height: 0.053 in
Add to cart
Steel
Pan
Yes
Zinc Plated
#2-56
3/16 in
0.167 in
ASME B18.13
Small
Inch
#1
Coarse
Internal Tooth
0.016 in
0.185 in
Phillips
0.053 in
Machine Screws with Internal Tooth Lock Washers
$2.06
1PXP3
instock
Material: Steel, Head Type: Pan, Includes Washer: Yes, Finish: Zinc Plated, Thread Size: #2-56, Fastener Length : 3/16 in, Head Width: 0.167 in, Dimensional Standards: ASME B18.13, Pack Size: Small, System of Measurement: Inch, Drive Size: #1, Thread Type: Coarse, Washer Type: Internal Tooth, Washer Thickness: 0.016 in, Washer Outside Diameter: 0.185 in, Drive: Phillips, Head Height: 0.053 in
Add to cart