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USA Lab Flat Lid w/ (3) 1/2" Compression Superlok and (2)1.5" TC - 6",8",10",12"
USA LabFLAT-LID-SLSale $179.00 - $319.00RetailOur USA Lab Flat Tri-Clamp Lid comes with (3) 1/2" Superlok Compression Fitting(s) welded on to the lid to provide superior quality at an affordable price. Our Lids also have (2)x 1.5" Tri-Cla -
USA Lab Hemispherical Reducer Lid w/ 1/2" Compression Superlok - 3", 4", 6", 8"
USA LabHR-SLSale $59.00 - $99.00RetailOur USA Lab Hemispherical Tri-clamp Compression Reducer / Hemispherical Lid comes with a 1/2" Superlok bore through compression fitting welded on to the lid to provide superior quality at an a -
USA Lab Hemispherical Lid with 1/2" Compression - 6", 8" & 12"
USA LabSale $189.99 - $419.00Retail -
Superlok Compression Cap - SC- 1/4",3/8",1/2"
SuperlokSale $9.00 - $16.00RetailSuperlok Tube Fittings are produced under strict quality control using the highest quality raw materials. Positive material identification (PMI), rigorous testing and quality assurance procedures are... -
Superlok Reducing Adapter 1/2" to 3/4"
SuperlokIRA-8N-12NSale $36.00RetailSuperlok Tube Fittings are produced under strict quality control using the highest quality raw materials. Positive material identification (PMI), rigorous testing and quality assurance procedures are...
Description
Our USA Lab Flat 304 ss Tri-Clamp Reducer / Lid comes with a .5" bore Superlok compression fitting welded on to the lid to provide superior quality at an affordable price. The Superlok fitting of the 4" reducer allows ease of adding dip tubes or longer lengths of 1/2" compression tubing through the fitting. Upgrade today and see why Superlok is a trusted brand around the world!
Passthrough feature available on 4" variant only.
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FR-SL Specifications |
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Material |
304 & 316 Stainless Steel |
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Connection Type |
Tri-Clamp x 1/2" Compression Superlok |
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Reducer Type |
Flat Lid Compression |
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Size |
(1.5", 2", 3", 4") Tri-Clamp to 1/2" Compression Superlok |
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Dimensions |
Varies |
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Weight |
Varies |
For Technical Support, Questions, or Other Issues Please Email or Call Us!

Specifications
Brand: |
USA Lab |
Material: |
304SS |
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.