About 8,000 types of vacuum components in stock at all times.Business Hours： 9:00-18:00, excluding weekends and holidays
- Inquiry Web Conference
- Tokyo 03-3270-5761 Osaka 06-6131-4751
- Contact Us
- FAQ
Product Category
-
Feedthrough
-
Isolator
-
Viewport
-
Vacuum Component
-
Vacuum Valve
-
Vented Screw
-
Others
- Quick Order
- CAD · Catalog
- About Us
- Create Account
- Sign In
- User Guide
- FAQ
- Contact Us
- Catalog Download
- Company Profile
- Example
- Agreement
- Site Map
Contact Us
Shipping accepted on the day on orders until 17:00
(Hours 9:00 to 18:00 except Saturdays, Sundays, and holidays)
(Hours 9:00 to 18:00 except Saturdays, Sundays, and holidays)
- Cosmotec for Vacuum Components
- Vented Screw
- Washers (precision cleaned)
- Spring washer
- Spring washers, inch
Spring washers, inch
▼UC Components Pre-Cleaned and Pre-Baked Products for Vacuum Equipment (RediVac®)
We offer precision-cleaned parts that are ready to use.
Pre-baked products are also available
A wide selection of bolts with air holes for vacuum applications
Choose the right part from a wide selection of bolts, nuts, washers, O-rings, and more!
▼The following types are standardized
Material: SUS304/A2, SUS316/A4, A4A286, Nickel 200, Aluminum, etc.
Coating: Uncoated, electropolished, nickel coated, tungsten coated, molybdenum disulfide coated, gold coated, silver coated, silver chromate coated
Vented Bolts: side hole, through hole in the center
▼Others
If you have any questions about our products, please feel free to contact us from the "Inquiry" button.
For UC Components products, MOQ quantity may be adjusted by bulk purchase.
Please contact us separately in the following cases.
-Products with MOQs of 26 or more
-When you are considering combining other UC Components products.
-When your order is due several months or more in advance.
Precision Cleaning Request
| Basic Information | |
|---|---|
| Air hole | None (Washer) |
We have 117 type candidate
※ Please click on the product code or model for more information.
front.product.product_code Model |
Minimum order | Processing method | Inch / mm | size | Material | Inside diameter (mm) | The outer diameter (mm) | type | Stock & Delivery |
front.product.price front.product.tax_included2 |
|---|---|---|---|---|---|---|---|---|---|---|
| 100 pcs. | Nothing | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 110 | Nothing | Miri | M2.5 | SUS A2 | 2.6 | 5.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M2.5 | SUS A2 | 2.6 | 5.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 70 | Molybdenum disulfide coat | Miri | M2.5 | SUS A2 | 2.6 | 5.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M2.5 | SUS A2 | 2.6 | 5.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Nickel coat | Miri | M2.5 | SUS A2 | 2.6 | 5.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M2.5 | SUS A2 | 2.6 | 5.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 70 | Molybdenum disulfide coat | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M2 | SUS A2 | 2.1 | 4.4 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 110 | Nothing | Miri | M3 | SUS A2 | 3.1 | 6.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M3 | SUS A2 | 3.1 | 6.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Molybdenum disulfide coat | Miri | M3 | SUS A2 | 3.1 | 6.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M3 | SUS A2 | 3.1 | 6.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | Miri | M3 | SUS A2 | 3.1 | 6.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M3 | SUS A2 | 3.1 | 6.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 110 | Nothing | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Molybdenum disulfide coat | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M4 | SUS A2 | 4.1 | 7.6 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 100 pcs. | Nothing | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Molybdenum disulfide coat | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 40 | Nickel coat | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M5 | SUS A2 | 5.1 | 9.2 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 200 | Nothing | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Molybdenum disulfide coat | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 40 | Nickel coat | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M6 | SUS A2 | 6.1 | 11.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Nothing | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 40 | Molybdenum disulfide coat | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Nickel coat | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M8 | SUS A2 | 8.1 | 14.8 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Nothing | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Molybdenum disulfide coat | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Nickel coat | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M10 | SUS A2 | 10.2 | 18.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 40 | Nothing | Miri | M12 | SUS A2 | 12.2 | 21.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | Miri | M12 | SUS A2 | 12.2 | 21.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Molybdenum disulfide coat | Miri | M12 | SUS A2 | 12.2 | 21.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Nickel coat | Miri | M12 | SUS A2 | 12.2 | 21.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | Miri | M12 | SUS A2 | 12.2 | 21.1 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 140 | Nothing | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Silver-coated | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Molybdenum disulfide coat | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | #2 | SUS 316 | 2.3876 | 4.3688 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 130 | Nothing | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Silver-coated | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Molybdenum disulfide coat | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | #4 | SUS 316 | 3.0734 | 5.3086 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 130 | Nothing | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Silver-coated | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Molybdenum disulfide coat | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | #6 | SUS 316 | 3.7592 | 6.35 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 130 | Nothing | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Silver-coated | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 60 | Molybdenum disulfide coat | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | #8 | SUS 316 | 4.445 | 7.4422 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 120 | Nothing | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 30 | Silver-coated | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Molybdenum disulfide coat | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nickel coat | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | #10 | SUS 316 | 5.1308 | 8.4836 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 110 | Nothing | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Gold-coated | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Molybdenum disulfide coat | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 40 | Nickel coat | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | 1/4 | SUS 316 | 6.6802 | 12.4206 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 80 | Nothing | inch | 5/16 | SUS 18-8 | 8.3312 | 14.8844 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | inch | 5/16 | SUS 18-8 | 8.3312 | 14.8844 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 40 | Molybdenum disulfide coat | inch | 5/16 | SUS 18-8 | 8.3312 | 14.8844 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | 5/16 | SUS 18-8 | 8.3312 | 14.8844 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Nickel coat | inch | 5/16 | SUS 18-8 | 8.3312 | 14.8844 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | 5/16 | SUS 18-8 | 8.3312 | 14.8844 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 70 | Nothing | inch | 3/8 | SUS 18-8 | 9.9822 | 17.3482 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | inch | 3/8 | SUS 18-8 | 9.9822 | 17.3482 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Molybdenum disulfide coat | inch | 3/8 | SUS 18-8 | 9.9822 | 17.3482 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | 電解研磨 | inch | 3/8 | SUS 18-8 | 9.9822 | 17.3482 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Nickel coat | inch | 3/8 | SUS 18-8 | 9.9822 | 17.3482 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | 3/8 | SUS 18-8 | 9.9822 | 17.3482 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 50 | Nothing | inch | 1/2 | SUS 18-8 | 13.2842 | 22.1742 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Silver-coated | inch | 1/2 | SUS 18-8 | 13.2842 | 22.1742 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Molybdenum disulfide coat | inch | 1/2 | SUS 18-8 | 13.2842 | 22.1742 | Spring washer | You need to sign in to show price and stock Sign in | ||
| 25 | Tungsten Court | inch | 1/2 | SUS 18-8 | 13.2842 | 22.1742 | Spring washer | You need to sign in to show price and stock Sign in | ||
| Minimum order | Processing method | Inch / mm | size | Material | Inside diameter (mm) | The outer diameter (mm) | type |
|---|---|---|---|---|---|---|---|
