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Metal Washers, Collars（I.D. Shape：Flat Head Screw）
Metal washers and collars are versatile fasteners designed to distribute loads, provide spacing, and ensure precise positioning in various mechanical and engineering applications. These components are essential in preventing loosening and damage to surfaces during the tightening of bolts and screws. Available in multiple materials such as stainless steel, steel, brass, and aluminum, they offer varying degrees of strength, corrosion resistance, and weight. Customizable in terms of inner and outer diameters, thickness, and surface treatments like black oxide and nickel plating, metal washers and collars cater to specific needs, ensuring optimal performance and longevity in demanding environments.
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Metal Washers - Countersunk Type
MISUMI
Washers for countersunk bolts.
[Standard extension]
Brass and SUS316 materials have been added to the dimension-free specification type!
Added low-temperature black chrome plating to S45C equivalent and SUS304.- Volume Discount
Days to Ship: 1 Day(s) or more -
Days to Ship: 7 Day(s) or more
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| Product Series |
| CAD |
| Days to Ship |
| Specifications |
| I.D. Shape |
| O.D.(mm) |
| I.D.(mm) |
| Thickness/Length(mm) |
| Shape |
| Material |
| Surface Treatment |
| I.D. Tolerance |
| Thickness / Length Tolerance |
| O.D. Tolerance |
| Unit of Purchase |
| Cleaning Method |
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| Brand | MISUMI | MISUMI |
| Product Series | ||
| CAD |
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| Days to Ship | 1 Day(s) or more | 7 Day(s) or more |
| Specifications |
| |
| I.D. Shape | Flat Head Screw | Flat Head Screw |
| O.D.(mm) | 10 ～ 60 | 25 ～ 50 |
| I.D.(mm) | 2 ～ 30 | 9 ～ 11 |
| Thickness/Length(mm) | 2 ～ 10 | - |
| Shape | Straight | - |
| Material | Aluminum ～ Steel | Aluminum ～ Steel |
| Surface Treatment | Not Provided / Black Oxide / Electroless Nickel Plating / Anodize (Clear) | Not Provided / Black Oxide / Electroless Nickel Plating / Anodize (Clear) |
| I.D. Tolerance | +0.3~+0.1 | +0.3~+0.1 |
| Thickness / Length Tolerance | ±0.1 | ±0.1 |
| O.D. Tolerance | 0~-0.2 | 0~-0.2 |
| Unit of Purchase | Single Item | Single Item |
| Cleaning Method | - | - |
Loading...
Configure
Specification/Dimensions
-
I.D. Shape
-
Straight -
Counterbored -
Tapped -
Flat Head Screw -
Screw Hole -
Slotted Hole, Notched -
2-Hole
-
-
O.D.(mm)
- 3
- 3.2
- 3.35
- 3.65
- 3.8
- 4
- 4.2
- 4.5
- 5
- 5.2
- 5.3
- 5.5
- 6
- 6.3
- 6.4
- 6.5
- 7
- 7.5
- 7.8
- 8
- 8.5
- 9
- 9.5
- 10
- 10.5
- 11
- 11.5
- 12
- 12.2
- 12.5
- 13
- 13.5
- 13.8
- 14
- 14.5
- 15
- 15.5
- 16
- 16.5
- 17
- 17.3
- 17.5
- 18
- 18.5
- 19
- 19.5
- 20
- 20.5
- 21
- 21.5
- 21.7
- 22
- 22.5
- 23
- 23.5
- 24
- 24.5
- 25
- 25.5
- 26
- 26.5
- 27
- 27.2
- 27.5
- 28
- 28.5
- 29
- 29.5
- 30
- 30.5
- 31
- 31.5
- 32
- 32.5
- 33
- 33.5
- 34
- 34.5
- 35
- 35.5
- 36
- 36.5
- 37
- 37.5
- 38
- 38.5
- 39
- 39.5
- 40
- 40.5
- 41
- 41.5
- 42
- 42.5
- 42.7
- 43
- 43.5
- 44
- 44.5
- 45
- 45.5
- 46
- 46.5
- 47
- 47.5
- 48
- 48.5
- 48.6
- 49
- 49.5
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
[10-20/0.5mm Unit(s)][21-60/1mm Unit(s)]
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I.D.(mm)
- 0
- 1
- 1.5
- 1.8
- 2
- 2.2
- 2.35
- 2.5
- 2.6
- 2.65
- 2.7
- 2.8
- 3
- 3.2
- 3.5
- 4
- 4.1
- 4.2
- 4.3
- 4.5
- 5
- 5.1
- 5.2
- 5.3
- 5.5
- 5.7
- 6
- 6.2
- 6.3
- 6.4
- 6.5
- 6.6
- 7.1
- 7.8
- 8
- 8.2
- 8.4
- 9
- 9.2
- 9.4
- 10
- 10.2
- 10.5
- 10.9
- 11
- 12
- 12.7
- 13
- 14.3
- 15
- 16
- 16.1
- 17
- 19.4
- 20
- 21.4
- 21.6
- 25
- 27.2
- 27.6
- 30
- 32.9
- 35.5
- 35.7
- 38.4
- 41.2
- 41.6
[3-30/0.5mm Unit(s)]
-
Thickness/Length(mm)
- 1
- 1.5
- 1.6
- 2
- 2.5
- 3
- 3.5
- 4
- 4.5
- 5
- 5.5
- 6
- 6.5
- 7
- 7.5
- 8
- 8.5
- 9
- 9.5
- 10
- 10.5
- 11
- 11.5
- 12
- 12.5
- 13
- 13.5
- 14
- 14.5
- 15
- 15.5
- 16
- 16.5
- 17
- 17.5
- 18
- 18.5
- 19
- 19.5
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 35
- 40
- 42
- 45
- 50
- 52
- 54
- 55
- 58
- 60
- 62
- 65
- 70
- 72
- 75
- 78
- 80
- 85
- 90
- 92
- 100
- 110
- 130
- 140
- 165
- 170
- 180
[2-10/0.5mm Unit(s)]
-
Shape
-
Straight -
Flanged -
Square
-
-
Material
-
Surface Treatment
- Not Provided
- Black Oxide
- Electroless Nickel Plating
- Low Temperature Black Chrome
- Anodize (Clear)
- Anodize (Black)
- Trivalent Chromate (Black)
- Trivalent Chromate (Clear)
-
I.D. Tolerance
-
Thickness / Length Tolerance
-
O.D. Tolerance
-
Unit of Purchase
- Single Item
- Bulk Package
-
Cleaning Method
- Degreasing
- Precision Cleaning
- Electrolytic polishing + precision cleaning
- No
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