Metal Washer - Press Formed [RoHS Compliant]

Brand :
MISUMI
Caution
- This product is a RoHS compliant press-formed metal washer.
- The seating surface dimensions differ on the upper and lower surfaces. The outer diameter tolerance is the upper side of the largest dimension, and the inner diameter tolerance is the upper side of the smallest dimension.
- For more information on dullness after press shearing, see Technical Information.
- This product has a barrel polished finish. Please note that scratches may be found on the exterior.
Product Description
RoHS10 compliant.
*The minimum order quantity is 30 pcs. Please check with the part number tab or WOS.
Dimensional Drawing of Metal Washers, Collars
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| Type | [M] Material | [S] Surface Treatment |
| E-GPWSSS | SUS304 | None |
Specification Table of Metal Washers, Collars
| Part Number (D) | - | V | - | T |
| E-GPWSSS30 | - | 8 | - | 2 |
| Part Number | V | T | ||||||||||
| Type | D | Selection | Selection | |||||||||
| E-GPWSSS | 5 | 3 | 1 | |||||||||
| 6 | 3 | 4 | 1 | |||||||||
| 8 | 3 | 4 | 1 | 2 | ||||||||
| 10 | 3 | 4 | 5 | 6 | 1 | 2 | ||||||
| 12 | 3 | 4 | 5 | 6 | 1 | 2 | 3 | |||||
| 13 | 5 | 6 | 1 | 2 | 3 | |||||||
| 14 | 5 | 6 | 8 | 1 | 2 | 3 | ||||||
| 15 | 5 | 6 | 8 | 1 | 2 | 3 | ||||||
| 16 | 5 | 6 | 8 | 1 | 2 | 3 | ||||||
| 20 | 5 | 6 | 8 | 10 | 1 | 2 | 3 | |||||
| 25 | 6 | 8 | 10 | 12 | 2 | 3 | ||||||
| 30 | 8 | 10 | 12 | 15 | 2 | 3 | ||||||
How to Use Metal Washers, Collars
| Example use of Metal Washers, Collars : secure the seat | ||
| ■ Stabilize connections with bolts. | ||
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| Example use of Metal Washers, Collars : loosening prevention | Example use of Metal Washers, Collars : soft material reinforcement | |
| ■ Increased friction on the seating surface prevents loosening. | ■ Prevention of bolt biting. | |
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| Example use of Metal Washers, Collars : as spring washers | ||
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Cautions of Metal Washers, Collars
(1) Metal Washers, Collars are pressed, not turned.
(2) In operating environments where a certain level of abrasion resistance and hardness is required, Metal Washers, Collars should be selected in preference.
Technical Information of Metal Washers, Collars
Metal Washers, Collars are manufactured by press, there is dullness after press shearing. The measurement results for each representative size are as follows.
Dullness of Metal Washers, Collars inner/outer diameter and enlarged image *Reference
| Part Number | I.D. | O.D. | Thickness | Enlarged image | Dullness | ||
| Top View | Outer Lateral View | O.D. | I.D. | ||||
| E-GPWSSS-6-3-1 | 3 | 6 | 1 | ![]() | ![]() | ![]() | ![]() |
| E-GPWSSS-15-5-2 | 5 | 15 | 2 | ![]() | ![]() | ![]() | ![]() |
| E-GPWSSS-20-8-3 | 8 | 20 | 3 | ![]() | ![]() | ![]() | ![]() |


















