165PCS Bonded Sealing Washers, Metric Sealing Rubber Washers Kit - color: 165PCS Black Seal Washers
165PCS Bonded Sealing Washers, Metric Sealing Rubber Washers Kit - color: 165PCS Black Seal Washers
About this item
- FUNCTION: Daptemn 165pcs metric zinc-plated steel self-centred rubber seal washer combination box, is suitable for cars, ships, engines, oil pipelines, gas control, faucet seal repair with silicone seal washers.
- INTERNAL SIZE: Assorted oil drain plug gasket set internal diameter: M6 (6 mm/0.24" ), M8 (8 mm/0.35" ), M10 (10 mm/0.39" ), M12 (12 mm/0.47" ), M14 (14 mm/0.55" ), M16 (16 mm/0.63" ), M18 (18 mm/0.71" ), M20 (20 mm/0.79" ), M22 (22 mm/0.87" ), M24 (24 mm/0.94" ).
- OUTER SIZE: Assorted o ring kit set outer diameter: M6 (9 mm/0.35"), M8 (13 mm/0.51"), M10 (15 mm/0.59"), M12 (17 mm/0.67"), M14 (19 mm/0.75"), M16 (21 mm/0.83"), M18 (24 mm/0.94"), M20 (27 mm/1.06"), M22 (29 mm/1.14"), M24 (31 mm/1.22").
- SPECIFICATION: Bonded seal washer has: M6 (15pcs ), M8 (15pcs ), M10 (15pcs ), M12 (20pcs ), M14 (20pcs ), M16 (20pcs ), M18 (20pcs ), M20 (20pcs ), M22 (10pcs ), M24 (10pcs ), a total of 165 pcs.
- MATERIAL: NBR O-ring is made of zinc-plated steel gasket and rubber, with oil as medium, for sealing threaded pipe joints and plugs. The working pressure is 400KA/CM (39.2MPA), and the working temperature is between -30°C - 120°C. A washer is a part that is placed between the connecting piece and the nut.
- HIGH QUALITY: High pressure tubing half pack assembly gasket complete specifications, not easy to rust, oil resistance, wear resistance, pressure resistance, wate proof long service life. The hardness is 2 times higher than that of copper gasketand 10 times higher than that of aluminum gasket.
- PURPOSE: Used for: oil pipeline system as a medium, used for welding, mechanical devices, to prevent oil, fuel, water, medicine leakage. Crush washer assortment are color cod by size, eliminating the hassle of matching sizes.
- AFTER SALE: If there is a quality question, please feel free to contact us, I will do my best to solve your problem as soon as possible, until you are satisfied.
Overview
- Material: NBR
- Outside Diameter: 31 millimeters
- Washer Type: O Ring
- Exterior Finish: Zinc
- Fastener Size: M16
Couldn't load pickup availability
Low stock: 10 left
View full details

Reviews
-
⭐⭐⭐⭐⭐
Hannah Miller — Seattle, Washington
I ordered several science activity supplies for projects at home. The product descriptions made it easier to compare the available options, and everything fit neatly into our learning space. Stemora made finding tools for hands-on activities feel simple and organized. -
⭐⭐⭐⭐⭐
Daniel Foster — Austin, Texas
I found a useful selection of electronics and robotics accessories for a beginner project. It was convenient to browse related components in clearly organized categories. I would consider shopping here again when planning another maker activity. -
⭐⭐⭐⭐⭐
Lauren Bennett — Denver, Colorado
The measurement and observation tools I selected worked well for the classroom activities I had planned. I especially appreciated being able to review the product details before ordering and choose items that matched the lesson requirements. -
⭐⭐⭐⭐⭐
Jason Parker — Portland, Oregon
I purchased a few storage items and small tools for organizing my maker workspace. The products helped keep components, wires, and project materials easier to sort and access. The overall shopping experience was straightforward and convenient.
New Arrivals
-
Hybsk 2.25x1.25 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2.25"x1.25",Yellow) - color: 1 Roll Yellow, size: 2.25"x1.25"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2.25x1.25 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2.25"x1.25",Light Blue) - color: 1 Roll Light Blue, size: 2.25"x1.25"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2.25x1.25 inch Direct Thermal Labels for Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2.25"x1.25",4 Rolls White) - color: 4 Rolls White, size: 2.25"x1.25"
Regular price $33.18 USDRegular priceSale price $33.18 USD -
Hybsk 2.25x1.25 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2.25"x1.25",Green) - color: 1 Roll Green, size: 2.25"x1.25"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2.25x1.25 inch Direct Thermal Labels for Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2.25"x1.25",White) - color: 1 Roll White, size: 2.25"x1.25"
Regular price $11.95 USDRegular priceSale price $11.95 USD -
Hybsk 2.25x1.25 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2.25"x1.25",Blue) - color: 1 Roll Blue, size: 2.25"x1.25"
Regular price $14.09 USDRegular priceSale price $14.09 USD -
Hybsk 2x1 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",Purple) - color: 1 Roll Purple, size: 2"x1"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2x1 inch Direct Thermal Labels for Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",4 Rolls White) - color: 4 Rolls White, size: 2"x1"
Regular price $31.52 USDRegular priceSale price $31.52 USD -
Hybsk 2x1 inch Direct Thermal Labels for Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",2 Rolls White) - color: 2 Rolls White, size: 2"x1"
Regular price $16.58 USDRegular priceSale price $16.58 USD -
Hybsk 2x1 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",Light Blue) - color: 1 Roll Light Blue, size: 2"x1"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2x1 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",Pink) - color: 1 Roll Pink, size: 2"x1"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2x1 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",Yellow) - color: 1 Roll Yellow, size: 2"x1"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2x1 inch Direct Thermal Labels for Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",White) - color: 1 Roll White, size: 2"x1"
Regular price $11.60 USDRegular priceSale price $11.60 USD -
Hybsk 2x1 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",Blue) - color: 1 Roll Blue, size: 2"x1"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
Hybsk 2x1 inch Color Direct Thermal Labels for Shipping, Barcodes, Address, Compatible with Rollo Label Printer & Zebra Desktop Printers (2"x1",Green) - color: 1 Roll Green, size: 2"x1"
Regular price $14.92 USDRegular priceSale price $14.92 USD -
CCJH 10FT/120'' Sliding Bifold Barn Door Hardware kit Heavy Duty for 4 Doors(No Door,Hardware Only,All Doors Open to One Side - size: 10FT/120'' for 4 Doors(No Door,Hardware Only)
Regular price $297.54 USDRegular priceSale price $297.54 USD -
TWENTY5 SEVEN 7.5-Inch Visual Timer, Battery-Free 60-Minute Countdown Clock - color: Yellow
Regular price $31.52 USDRegular priceSale price $31.52 USD -
CCJH 9FT/108'' Sliding Bifold Barn Door Hardware kit Heavy Duty for 4 Doors(No Door,Hardware Only,All Doors Open to One Side) - size: 9FT/108'' for 4 Doors(No Door,Hardware Only)
Regular price $296.04 USDRegular priceSale price $296.04 USD
FAQ
What types of products does Stemora offer?
Stemora offers supplies for science experiments, microscopy, biology learning, measurement, laboratory organization, electronics, robotics, coding education, 3D printing, maker projects, and classroom activities. Available products and specifications may change over time.
Are Stemora products suitable for children?
Recommended ages vary by product. Please review the product description, manufacturer guidance, included warnings, and required skill level before purchasing. Products containing small parts, tools, electrical components, glass, or chemicals may not be suitable for young children.
Is adult supervision required?
Adult supervision is recommended for children and students, especially when using electrical components, sharp tools, heated equipment, glassware, small parts, or experiment materials. Customers are responsible for following all product instructions and safety precautions.
Can these products be used at home and in classrooms?
Many products may be suitable for classrooms, home learning, science projects, maker spaces, and hobby activities. Suitability depends on the specific product, learning environment, user experience, and intended activity.
How can I check what is included with a product?
Please review the product title, description, specifications, images, package quantity, and included-components section before ordering. Items shown for demonstration or scale in product images may not always be included.
How do I know whether an electronic or robotics part is compatible?
Check the listed dimensions, voltage, connector type, board compatibility, operating requirements, and supported platforms. Compatibility is not guaranteed unless it is specifically stated on the product page. Contact us before ordering if you need clarification.
When will I receive tracking information?
Tracking information is generally provided within 3–5 business days after an order is confirmed. In some cases, processing may take approximately 7–8 business days. Delivery may require an additional 4–5 business days after tracking becomes available, depending on the carrier and destination.
Why did my order arrive in separate packages?
Products in the same order may be shipped from different fulfillment locations. As a result, items may arrive separately and have different tracking numbers. You will not be charged additional shipping fees solely because an order is divided into multiple packages.
Can I change or cancel my order?
Contact us as soon as possible at vaioamaonaoak@gmail.com. We will try to assist, but changes or cancellations cannot be guaranteed once an order has entered processing or has been shipped.
What should I do if an item arrives damaged, defective, or incorrect?
Contact us promptly at vaioamaonaoak@gmail.com with your order number, a description of the issue, and clear photographs of the item, packaging, and shipping label. Please retain the product and original packaging while we review your request. Eligibility and available resolutions are subject to our Return & Refund Policy.
Blog posts
View all-
Arduino Wiring Errors: 7 Mistakes Beginners Mak...
Troubleshooting Arduino wiring errors becomes easier when you know where to look first. Learn how to identify common breadboard, power, polarity, grounding, and pin-assignment mistakes in beginner electronics projects
Arduino Wiring Errors: 7 Mistakes Beginners Mak...
Troubleshooting Arduino wiring errors becomes easier when you know where to look first. Learn how to identify common breadboard, power, polarity, grounding, and pin-assignment mistakes in beginner electronics projects
-
The Beginner’s Wiring Mistakes That Can Quietly...
Learn how to troubleshoot common Arduino wiring errors in beginner electronics projects. Discover practical breadboard, LED, sensor, power, and grounding checks that make STEM maker projects easier to debug.
The Beginner’s Wiring Mistakes That Can Quietly...
Learn how to troubleshoot common Arduino wiring errors in beginner electronics projects. Discover practical breadboard, LED, sensor, power, and grounding checks that make STEM maker projects easier to debug.
-
Arduino Wiring Errors: A Step-by-Step Guide to ...
Learn how to troubleshoot common Arduino wiring errors with a practical step-by-step process covering power, ground, breadboards, LEDs, sensors, signals, and testing. Build stronger electronics skills while turning circuit failures...
Arduino Wiring Errors: A Step-by-Step Guide to ...
Learn how to troubleshoot common Arduino wiring errors with a practical step-by-step process covering power, ground, breadboards, LEDs, sensors, signals, and testing. Build stronger electronics skills while turning circuit failures...

















