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USA Lab MNPT to FNPT, BUSHING - 1/4", 3/8", 1/2", 3/4" & 1"
USA LabMNFN-Sale $5.00 - $10.00RetailThis MNPT x FNPT reducing bushing is engineered to connect a larger female NPT fitting to a smaller male NPT connection. Commonly used to transition between different pipe sizes, this compact... -
USA Lab MNPT To MJIC Adapter
USA LabSale $5.00 - $9.00RetailOur USA Lab MNPT to JIC adapters come in 8 different sizes allowing you a variety of options to adapt from thread to a JIC hose. -
USA Lab MJIC to MNPT Elbow Adapter
USA LabSale $10.00RetailThis MJIC elbow adapter fitting is made of high quality SS 304 Stainless steel that allow users to adapt o a 90 degree from JIC braided hoe to any type of regular hose. -
USA Lab MNPT x MNPT Hex Nipple Union Various Sizes
USA LabMNMNSale $5.00 - $25.00RetailOur Hex unions are made of high quality 304 Stainless steel that allow users to adapt to numerous sizes with ease. For Technical Support, Questions, or Other Issues Please Email or... -
USA Lab 2" Tri-Clamp to MNPT Adapter - Various Sizes - 1/4",3/8",1/2",3/4",1",1.5",2"
USA LabSale $17.00 - $24.00RetailOur USA Lab end caps come with Various Sizes of MNPT connection welded to the 2" end cap with a sanitary weld.
Description
This 4" Tri-Clamp (Tri-Clover) lid is equipped with a centrally mounted 1/2" MNPT fitting and a stainless steel dip tube, making it ideal for liquid transfer, sampling, or extraction applications. The lid is constructed from high-quality 304 stainless steel and fits standard 4" sanitary ferrules for secure, hygienic sealing. The included dip tube extends into the vessel, allowing for precise drawing of fluids from near the bottom.
Key Features:
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4" Tri-Clamp compatible stainless steel lid
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1/2" Male NPT process fitting
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Welded stainless steel dip tube for bottom draw
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Durable 304 stainless steel construction
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Ideal for sanitary and industrial liquid handling
- Dip tube length: 17"
For Technical Support, Questions, or Other Issues Please Email or Call Us!

Specifications
Brand: |
USA Lab |
Material: |
SS304 |
Lid Connection: |
4" Tri-Clamp |
Fitting: |
1/2" MNPT |
Dip Tube Length: |
17" |
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.