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Polycarbonate Sight Glass - Various Sizes
USA LabSG-PCSale $25.99 - $32.99RetailOur USA Lab Polycarbonate Tri-clamp Round Sight Glass are 1/4" thick. -
Meta Sight Glass - Various Sizes
USA LabMETAGLASSSale $49.99 - $69.99RetailOur USA Lab Meta Sight Glass has a solid gasket design with Viton seals. -
Tri-Clamp Sanitary Short Sight Glass Stainless 304- Various Sizes - 1.5", 2", 3", 6", 12"
USA LabSSGSale $75.00 - $799.00RetailUSA Lab Tri-Clamp Short Sight Glass - 304SS & Borosilicate | Various Sizes Our USA Lab Tri-Clamp Short Sight Glass is built from 304 stainless steel with a durable borosilicate glass window,... -
USA Lab Inline Compression Sight Glass
USA LabISG-C12Sale $79.99RetailThe USA Lab Inline Sight Glass allows for visual inspection of fluid/liquid traveling through your system. With the 1/2" compression connection, it's easier to attach it to your existing... -
3" Tri-Clamp Sanitary Short Sight Glass With Metal Stainless 304
USA Lab3SSGWITHMETALSale $115.00RetailThe USA Lab 3" Sight glass allows for
Description
Our USA In Line Stainless Steel Sight Glass has a solid gasket design with Viton seals.
The total height is 2 1/2” The visible area of the glass sight is 7/8” in length.
The Inline sight glasses have a PSI rating of 30 PSI.
Temperature: 32F - 100F
Temperature: 32F - 100F
Size: 1/4", 3/8" & 1/2 " FNPT
Material: 304 Stainless Steel
For Technical Support, Questions, or Other Issues Please Email or Call Us!

Specifications
MPN: |
Does Not Apply |
Brand: |
USA Lab |
PSI Rating: |
30 |
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.