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10pcs Silicone Flat Washer Set | 2–12mm ID, 1–3mm Thick Gaskets

Availability: In Stock
SKU: 5:202811822#3mm x 9mm x 2mm
Regular price $25.58 $1.60 | Save $-23.98 (-1499% off)
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Heat-resistant silicone washer for high-pressure plumbing and industrial piping systems

10pcs Silicone Flat Washer Set | 2–12mm ID, 1–3mm Thick Gaskets

3mm x 9mm x 2mm - $25.58
  • 3mm x 9mm x 2mm - $25.58
  • 3mm x 8mm x 2mm - $25.58
  • 3mm x 6mm x 2mm - $25.58
  • 2.5mm x 12mm x 2mm - $25.58
  • 10mm x 19mm x 3mm - $26.49
  • 2mm x 8mm x 2mm - $26.65
  • 10mm x 18mm x 2mm - $26.85
  • 10mm x 18mm x 3mm - $26.85
  • 10mm x 22mm x 2mm - $27.83
  • 10mm x 22mm x 3mm - $27.83
  • 10mm x 20mm x 2mm - $27.83
  • 10X20x2mm(1000Pcs) - $115.60
  • 10mm x 26mm x 2mm - $23.99
  • 10mm x 28mm x 2mm - $29.32
  • 10mm x 25mm x 2mm - $28.17
  • 10mm x 35mm x 2mm - $29.21
  • 10mm x 40mm x 2mm - $30.12
  • 10mm x 30mm x 2mm - $30.74
  • 12mm x 16mm x 2mm - $26.73
  • 11mm x 22mm x 2mm - $27.66
  • 4mm x 20mm x 2mm - $27.87
  • 4mm x 18mm x 2mm - $27.69
  • 4mm x 16mm x 2mm - $27.54
  • 12mm x 18mm x 2mm - $26.77
  • 4mm x 15mm x 2mm - $27.49
  • 12mm x 22mm x 2mm - $27.70
  • 12mm x 22mm x 3mm - $27.70
  • 4mm x 14mm x 2mm - $26.74
  • 12mm x 20mm x 2mm - $27.46
  • 4mm x 12mm x 2mm - $26.66
  • 12mm x 26mm x 2mm - $28.22
  • 12mm x 24mm x 2mm - $27.89
  • 4mm x 10mm x 2mm - $26.61
  • 12mm x 30mm x 2mm - $29.45
  • 4mm x 9mm x 2mm - $27.60
  • 12mm x 28mm x 2mm - $29.44
  • 4mm x 8mm x 2mm - $26.58
  • 12mm x 37mm x 2mm - $33.27
  • 12mm x 30mm x 3mm - $29.55
  • 12mm x 35mm x 2mm - $31.87
  • 3.5mm x 16mm x 2mm - $27.58
  • 3.5mm x 12mm x 2mm - $27.67
  • 12mm x 40mm x 2mm - $34.89
  • 3.5mm x 10mm x 2mm - $26.57
  • 3.5mm x 9mm x 2mm - $26.60
  • 3.5mm x 8mm x 2mm - $26.80
  • 3mm x 20mm x 2mm - $27.93
  • 3mm x 18mm x 2mm - $27.75
  • 3mm x 16mm x 2mm - $27.59
  • 3mm x 14mm x 2mm - $26.77
  • 3mm x 12mm x 2mm - $26.68
  • 3mm x 10mm x 2mm - $26.62
  • 6mm x 15mm x 2mm - $26.84
  • 6mm x 14mm x 2mm - $26.89
  • 6mm x 13mm x 2mm - $26.66
  • 6mm x 12mm x 3mm - $26.61
  • 6mm x 12mm x 2mm - $26.61
  • 6mm x 11mm x 2mm - $26.61
  • 5mm x 30mm x 2mm - $30.86
  • 5mm x 25mm x 2mm - $29.19
  • 5mm x 20mm x 3mm - $27.93
  • 5mm x 20mm x 2mm - $27.83
  • 5mm x 18mm x 2mm - $27.66
  • 5mm x 17mm x 2mm - $27.56
  • 5mm x 16mm x 2mm - $27.52
  • 5mm x 15mm x 2mm - $26.86
  • 5mm x 14mm x 2mm - $26.73
  • 5mm x 12mm x 2mm - $26.74
  • 5mm x 11mm x 3mm - $26.61
  • 5mm x 11mm x 2mm - $27.61
  • 5mm x 10mm x 2mm - $27.60
  • 4mm x 25mm x 2mm - $29.25
  • 9mm x 18mm x 2mm - $27.49
  • 8mm x 30mm x 2mm - $30.52
  • 8mm x 25mm x 2mm - $28.94
  • 8mm x 24mm x 2mm - $28.19
  • 8mm x 22mm x 2mm - $27.96
  • 8mm x 21mm x 2mm - $27.86
  • 8mm x 20mm x 3mm - $27.77
  • 8mm x 20mm x 2mm - $27.66
  • 8mm x 18mm x 3mm - $27.52
  • 8mm x 18mm x 2mm - $27.52
  • 8mm x 17mm x 2mm - $27.52
  • 8mm x 16mm x 2mm - $26.83
  • 8mm x 14mm x 2mm - $26.74
  • 8mm x 13mm x 2mm - $26.74
  • 8mm x 12mm x 2mm - $26.93
  • 7mm x 14mm x 2mm - $26.77
  • 6mm x 30mm x 2mm - $30.96
  • 6mm x 25mm x 2mm - $29.11
  • 6mm x 22mm x 2mm - $28.09
  • 6mm x 21mm x 2mm - $27.97
  • 6mm x 20mm x 2mm - $27.77
  • 6mm x 18mm x 2mm - $27.60
  • 6mm x 17mm x 2mm - $27.53
  • 6mm x 16mm x 2mm - $27.49

10pcs Silicone Flat Washer Set | 2–12mm ID, 1–3mm Thick Gaskets

PRODUCT DETAILS

Silicone Flat Washer Set for Leak-Proof Pipe Sealing | 2–12mm ID, 1–3mm Thick

Engineered for Reliable Sealing in Plumbing, Valve, and Industrial Applications

This 10-piece silicone flat washer set is designed for professionals and DIY users who require high-performance sealing in pipe fittings, faucet systems, hose bolts, and valves. Made from durable, flexible silicone rubber, each washer offers exceptional sealing performance, temperature resistance, and chemical stability.

Whether you're maintaining a home plumbing system, building laboratory equipment, or working on industrial sealing projects, these washers are made to deliver long-term value and durability.


Key Features That Make This Washer Set the Best Choice

✔️ High-Grade Silicone for Long-Lasting Performance

Manufactured with premium silicone rubber, these washers remain elastic, anti-aging, and stable across a wide temperature range of -60°C to 250°C (-76°F to 482°F).

✔️ Multiple Sizes for Flexible Use

Each pack includes inner diameters from 2mm to 12mm (0.08” to 0.47”), and thicknesses of 1mm, 1.5mm, 2mm, and 3mm (0.039” to 0.118”), suitable for both tight tolerance industrial applications and flexible home use.

✔️ Leak-Proof and Energy-Saving

Provides a tight seal for faucet pipes, valve bodies, hose connectors, and more—stopping leaks and conserving water or fluid pressure effectively.

✔️ Resistant to Corrosion and Wear

Ideal for corrosive environments and high-frequency usage. The washers resist oil, chemicals, UV rays, and general wear-and-tear—perfect for long-term, worry-free use.


Technical Specifications Table (mm & inch)

Inner Diameter (mm) Inner Diameter (inch) Thickness (mm) Thickness (inch)
2–12 0.08–0.47 1 0.039
1.5 0.059
2 0.079
3 0.118

Note: Outer diameter varies from 4mm to 40mm depending on the model selected in the dropdown menu above.


Why Choose BeePlastic for Your Washer and Gasket Needs?

✅ Wide Material Options

We stock a vast range of plastic and rubber sealing components suitable for residential, automotive, laboratory, and industrial use.

✅ Custom Sizes Available

Need a different inner diameter, outer diameter, or thickness? We offer full support for CNC machining, laser cutting, and molding customization.

✅ Quality Without the Cost

By streamlining production and offering direct-to-customer pricing, we help clients reduce procurement costs without compromising performance.

✅ Expert Service Team

With over 15 years of experience, our engineering support team is ready to assist with product selection, customization, and technical guidance.


Use Cases for Silicone Flat Gasket Washers

  • Faucet and hose pipe leak prevention

  • O-ring replacement for plumbing fittings

  • Valve component sealing

  • Electrical insulation gaskets

  • Custom fixture or enclosure padding

  • Laboratory chemical seal protection


Frequently Asked Questions

Q1: Are these washers compatible with hot water or steam?

Yes, they’re suitable for high-temperature applications up to 250°C (482°F), including hot water systems and steam lines.

Q2: Can I order these in food-grade silicone?

Yes. By default, the silicone material is non-toxic and BPA-free, safe for potable water and food-related sealing.

Q3: I need a 15mm inner diameter. Can you make it?

Absolutely. Please use our custom inquiry form or contact us directly for non-standard sizes.

Q4: Do these washers provide electrical insulation?

Yes. Silicone rubber offers excellent dielectric strength, making it suitable for electrical sealing and insulation layers.


Get Started Now – Choose Your Washer or Request a Custom Size

🛒 Ready to Seal with Confidence?

Click “Add to Cart” to choose your preferred size and place an order instantly.

🛠 Need Custom Dimensions or Bulk Quote?

[Contact Us for Custom Orders] – Get fast response, engineered support, and bulk pricing offers.

REVIEWS

SHIPPING & RETURNS

Shipping Information

Free Standard Shipping
We offer free standard shipping on all orders. Delivery time is approximately 10-25 business days, depending on your location and carrier performance. Tracking information will be provided once your order is shipped.

Express Shipping Available
Need your order faster? We offer express shipping with delivery in 4-7 business days. Express shipping fees are calculated based on your specific shipping address. To arrange express shipping, please contact our customer service team at beeplastic@beeplastic.com or via WhatsApp before placing your order. Our team will confirm the express shipping cost and process your request.

Processing Time
Standard items: Ships within 1-3 business days
Custom items: Requires 7-10 days production time before shipping

Returns & Refunds Policy

Important Notice: Returns are accepted ONLY for products with quality defects. Non-defective items cannot be returned or refunded.

Standard Items (Non-Customized Products)
Standard items without quality defects are not eligible for return or refund. If you receive a standard item with manufacturing defects or quality issues, you may request a return or replacement within 30 days of receipt.

Custom Items (Made-to-Order Products)
All customized products are NON-RETURNABLE and NON-REFUNDABLE under any circumstances. This includes any items manufactured according to your specific dimensions, shapes, quantities, or specifications. Please carefully verify your requirements before placing a custom order.

Quality Defects - How to Report
If you receive a product with quality defects, please contact us within 7 days of receipt at beeplastic@beeplastic.com. Include your order number, clear photos or videos showing the defect, and a description of the problem. Our quality team will review your case within 24 hours and provide a solution (replacement or refund) if the defect is confirmed.

Damaged During Shipping
Please inspect your order immediately upon delivery. If items are damaged during transit, contact us within 48 hours with photos of the damaged items and packaging. We will arrange a free replacement or full refund at no cost to you.

Non-Returnable Items
The following items cannot be returned: All custom-made products, items without quality defects, products damaged due to improper use or storage, and items returned without prior authorization from our team.

Refund Process
For approved returns, refunds will be processed within 10-15 business days after we receive and inspect the returned item. Refunds will be credited to your original payment method. Please allow an additional 5-7 business days for your bank or credit card company to process the refund. You will receive email confirmation once the refund is issued.

EU 14-Day Cooling-Off Period
For non-customized items shipped to EU countries, you have the right to cancel within 14 days of receipt under EU consumer protection laws. However, this right applies only to items with quality defects. Custom-made items remain non-returnable under all circumstances, as permitted by EU regulations for personalized goods.

Contact Us

For any questions about shipping or returns, please contact our customer service team:
Email: beeplastic@beeplastic.com
Response Time: Within 12 hours

We are committed to ensuring your satisfaction and will work with you to resolve any issues promptly and professionally.

CUSTOM FABRICATION

Can't Find the Right Size or Specification?

If our standard products don't match your requirements, we offer comprehensive custom fabrication services. Whether you need a specific dimension, unique shape, different thickness, or special material grade - we can manufacture it to your exact specifications.

Our Custom Capabilities

Precision Machining:

CNC machining, laser cutting, drilling, milling, and turning with ±0.03mm tolerance. Suitable for complex geometries and tight specifications.

Size Range:

Thickness: 0.5mm - 300mm

Maximum dimensions: 2000mm × 3000mm

Custom shapes: Round, square, rectangular, irregular profiles, holes, cutouts, and complex contours

Available Materials:

HDPE, PTFE, POM, Nylon, PEEK, ABS, PC, PMMA, PP, PVC, and more. Food-grade, conductive, anti-static, and flame-retardant options available.

Processing Methods:

CNC machining, laser cutting, injection molding, thermoforming, welding, and bonding. Multiple finishing options including polishing, sandblasting, and color matching.

Why Choose Custom Fabrication?

Perfect Fit: Parts manufactured to your exact specifications eliminate the need for modifications or adaptations.

No Minimum Order: Whether you need 1 piece for testing or 10,000 pieces for production, we accommodate all order sizes.

Cost Savings on Volume: Bulk custom orders receive 15-30% discount compared to purchasing multiple standard items.

Expert Technical Support: Our engineering team provides free consultation on material selection and design optimization.

Custom Order Process

Step 1: Contact us with your requirements - dimensions, material preferences, quantity, and application details. Technical drawings (PDF, CAD, DWG) are helpful but not required.

Step 2: Receive a detailed quotation within 24 hours including pricing, production lead time, and technical recommendations.

Step 3: Approve the quote and specifications. For complex projects, we can provide samples for testing before full production.

Step 4: Production begins. Typical lead time is 7-15 days depending on complexity and quantity.

Step 5: Quality inspection and shipping. Every custom piece undergoes strict dimensional checks before delivery.

Industries We Serve

Automotive components, food processing equipment, medical devices, laboratory instruments, packaging machinery, semiconductor equipment, industrial automation, and more.

Get Your Custom Quote Today

Don't see the exact size or specification you need? Let us manufacture it for you.


Contact us: beeplastic@beeplastic.com

Response time: Quote within 24 hours

What to include: Material type, dimensions, quantity, and intended application. If you have technical drawings, please attach them. If not, simply describe what you need and our team will assist you.


Not sure about material selection or specifications? No problem - our technical team will guide you through the process and recommend the best solution for your application.

Custom Plastic Fabrication

1pc to 10,000+ | ±0.03mm | No MOQ

🔧
Precision Machining
CNC milling & turning
✂️
Cutting & Engraving
Laser & waterjet cutting
🏭
Forming & Molding
Thermoforming & injection
🔗
Joining & Assembly
Welding & bonding
📐
Design & Prototyping
CAD design & samples

General

HDPE

PP

PVC

ABS

Engineering

POM

Nylon

PC

PMMA

High-Performance

PEEK

PEI

PTFE

Composites

FR-4

G10

Flexible

TPU

Silicone

Why Choose BeePlastic?

🎯
Perfect Fit
Custom specs eliminate adaptation needs
Fast Turnaround
7-15 days typical, express available
💰
Volume Savings
15-30% discount on bulk orders
🤝
Expert Support
Free engineering consultation included
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Submit
🔍
Review 2h
💵
Quote 24h
Production
📦
Deliver

Get Quote in 24h

Industries: Automotive • Medical • Food • Lab • Semiconductor

Free consultation → beeplastic@beeplastic.com

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