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Buna-n Gasket with 50 Mesh (300 Micron) - Various Sizes
USA LabBUNA50MESHSale $10.00 - $15.00RetailBuna-N Tri-Clamp Gaskets are one of the best gaskets for closed loop systems due to it's excellent resistance to butane and propane. Buna Gaskets are rated for lower temperatures than viton, a -
Buna-n Gasket with 100 Mesh & (150 Micron) - Various Sizes
USA LabBUNA100MESHSale $10.00 - $15.00RetailThis Buna-N Tri-Clamp Gasket is one of the best gaskets for closed loop systems due to it's excellent resistance to butane and propane. Buna Gaskets are rated for lower temperatures than -
Buna-n Gasket with 550 Mesh (25 Micron) - Various Sizes
USA LabBUNA550MESHSale $10.00 - $22.00RetailBuna-N Tri-Clamp gaskets are one of the best gaskets for closed loop systems due to it's excellent resistance to butane and propane. This Buna-N Gasket is rated for lower temperatures than vit -
Buna-n Gasket with 300 Mesh & (50 Micron) - Various Sizes
USA LabBUNA300MESHSale $10.00 - $15.00RetailBuna-N Tri-Clamp Gaskets are one of the best gaskets for closed loop systems due to it's excellent resistance to butane and propane. This Buna-N Gasket is rated for lower temperatures than viton, as... -
Buna-n Gasket with 150 Mesh (100 Micron) - Various Sizes
USA LabBUNA150MESHSale $10.00 - $15.00RetailBuna-N Tri-Camp Gaskets are one of the best gaskets for closed loop systems due to it's excellent resistance to butane and propane. Buna Gaskets are rated for lower temperatures than vito
Description
Buna-N (Nitrile) Tri-Clamp Gaskets are one of the best gaskets for closed loop systems due to its excellent resistance to butane and propane. Buna-N Gaskets are rated for lower temperatures than Viton, as well as better physical properties. With the 2500 mesh (5 micron), it provides straining and protection within your filtration system. The Mesh is bonded on the gasket for inline straining. Buna-n Mesh Gasket has excellent resistance to water, fuels, and oils.
Mesh is made of Stainless Steel 304
Minimum Temp for continuous use: -40°F
For Technical Support, Questions, or Other Issues Please Email or Call Us!

Specifications
MPN: |
Bunaw/Mesh |
Brand: |
USA Lab |
Warranty
Fittings and steel do NOT carry any warranty. Fittings and steel items with a defect or other issue must be identified within 30 days of arrival and USA Lab MUST be contacted. After 30 days, there will be no replacements sent for fittings or steel items with a defect or issue. Cross threading, misuse, improper storage, or improper care of fittings/steel are considered user error and are not covered under warranty.
Shipping & Returns
1–3 Business Days
Standard Processing
Return Policy ↗
Varies by Product
Warranty Policy ↗
Varies by Product
3 Days to Claim
Inspect on Arrival
Shipping
- Orders ship within 1–3 business days after payment clears. We ship Monday through Friday via UPS, USPS, and freight carriers.
- Freight items (crated, hazmat, dropship, or special packaging) can take 1–5 business days to ship.
- Expedited shipping speeds up transit, not processing. Contact us for true rush orders.
- PO Box addresses ship USPS. Alcohols, chemicals, and hazmat cannot ship to a PO Box.
Delivery & Damage Claims
- Inspect every shipment on arrival. Claims must be filed within 3 business days.
- Visible damage? Refuse the delivery and have the driver document it. We will file the claim and ship a replacement.
- Concealed damage: contact us within 2 days with photos of the packaging and item. Keep all packing materials.
- Freight services (liftgate, residential, inside delivery) are the customer's responsibility to select for their location.
Returns
- USA Lab branded products are returnable within 30 days of order date with prior authorization. Email us before sending anything back.
- Solvents, chemicals, and consumables are not returnable once shipped. Custom and made-to-order items are final sale.
- Unused items in original packaging carry a 15% restocking fee. Defective items ship back on us.
- Items showing any signs of use, wear, contamination, or modification are not eligible for return.
- Glassware damage must be reported within 3 business days of delivery for replacement or refund.
Custom & Made-to-Order Items
- Customized and made-to-order products are final sale and not eligible for return under any circumstances.
- This includes ductless fume hoods, configured tanks and reactors, and any item built to your specifications.
- These products are manufactured specifically for your application. Confirm sizing, voltage, and configuration with our team before ordering.
- Damage claim coverage still applies. Inspect on arrival and report issues within 3 business days.
Warranty
- USA Lab products are covered against manufacturing defects for up to 3 years, depending on product line.
- 1 year: chillers, heaters, rotovaps, reactors, vacuum ovens, mixers, and most equipment. 2 years: UVP vacuum pumps. 3 years: scientific freeze dryers.
- Wear items (glassware, gaskets, heating elements, sensors) and fittings/steel are not covered. Report defects within 30 days (3 days for glass).
- Non–USA Lab brands are covered by their manufacturer's warranty. See the product's Warranty tab.
International Orders
- Import duties, taxes, VAT, and brokerage fees are not collected by USA Lab and are the receiver's responsibility.
- Verify your country's customs charges and import restrictions before ordering.
- Refused or unclaimed international shipments are refunded minus shipping and a 15% restocking fee.
- International orders are generally non-returnable. Damaged items must be reported within 3 business days.
Questions before you order?
Real people in Livonia, MI. Fast answers, Monday through Friday.
Summaries above are provided for convenience. The full Policies & Warranty Info pages govern all orders and may be updated at any time.