Name: USA Lab KF25 4-Way Tee
Brand: USA Lab
SKU: KF254
Price: 45.0 USD
Availability: InStock

Description

USA Lab KF25 4-Way Tee

The USA Lab KF25 4-Way Tee is designed for vacuum system configurations requiring multiple connection points in a compact ISO-KF fitting arrangement. This KF25 4-way cross provides four connection paths for laboratory vacuum piping and equipment.

The USA Lab KF25 4-Way Tee features an ISO-KF flange size of NW25 and common dimensions of A=1.97 inches (50 mm) and B=3.94 inches (100 mm). Its multi-port configuration allows users to connect multiple vacuum lines or components within a laboratory vacuum system.

The USA Lab KF25 4-Way Tee is suitable for laboratory vacuum assemblies and process equipment requiring a KF25/NW25 multi-port connection. Glassware products are carefully packaged for shipment; if glassware arrives broken, please contact USA Lab within 3 days of receipt for a replacement or refund.

KF25 / NW25 4-Way Cross ISO-KF Flange A=1.97" / B=3.94"

KF25 / NW25: ISO-KF flange sizing — supports compatible laboratory vacuum system connections.

4-Way Configuration: Multi-port cross design — provides four connection paths for vacuum system layouts.

Common Dimensions: A=1.97" (50 mm), B=3.94" (100 mm) — provides key dimensional information for system planning.

Why buy from USA Lab

Expert Support
Engineers & technicians on staff.

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Tested and trusted products.

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Nationwide 1-2 day shipping.

Warranty & Parts
US-based service & spares.

Why this USA Lab KF25 4-Way Tee?

4-way cross configuration — provides multiple connection points for laboratory vacuum system layouts.
KF25 / NW25 sizing — designed around the specified ISO-KF flange size.
Compact multi-port design — helps organize multiple vacuum connections within a system.
Defined common dimensions — A=1.97 inches (50 mm) and B=3.94 inches (100 mm).
Laboratory vacuum use — suitable for compatible vacuum piping, equipment, and process assemblies.

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Technical Specifications

Specification	Details
Product Name	USA Lab KF25 4-Way Tee
Product Type	KF25 4-Way Cross
Brand	USA Lab
Flange Standard	ISO-KF
Flange Size	NW25 / KF25
Configuration	4-Way Cross
Connection Paths	4
Dimension A	1.97 in. (50 mm)
Dimension B	3.94 in. (100 mm)
Connection Type	KF Flange
KF Designation	KF25
NW Designation	NW25
Fitting Style	Cross / Multi-Port Fitting
System Use	Laboratory Vacuum Systems
Application	Vacuum Piping and Equipment Connections
Connection Function	Multi-Point Vacuum Connection
Product Category	Vacuum Fitting
Support	Technical Support Available by Email or Phone
Product Identification	USA Lab KF25 4-Way Tee

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FAQ

What flange size is the USA Lab KF25 4-Way Tee?

The USA Lab KF25 4-Way Tee has an ISO-KF flange size of NW25, also designated as KF25.

What configuration does the USA Lab KF25 4-Way Tee provide?

The USA Lab KF25 4-Way Tee provides a 4-way cross configuration with four connection paths for compatible vacuum system layouts.

What are the common dimensions of the USA Lab KF25 4-Way Tee?

The specified common dimensions are A=1.97 inches (50 mm) and B=3.94 inches (100 mm).

What is the USA Lab KF25 4-Way Tee used for?

The USA Lab KF25 4-Way Tee is intended for compatible laboratory vacuum piping, equipment connections, and multi-port vacuum system configurations.

Important Shipping Notice!

DISCLAIMER:

All items are carefully packaged to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.

Please note that any damage occurring after delivery is not covered under warranty. We appreciate your understanding and your trust in our products.

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Specifications

Model:	KF254
MPN:	Does Not Apply
Brand:	USA Lab
Warranty Term:	1 Year
Return Window:	30 Days
Lead Time:	1-3 Days

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.

Full Shipping Policy

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.

Damage & Freight Details

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.

Full Return Policy

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.

Return Eligibility Details

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.

Full Warranty Policy

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.

International Guidelines

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Summaries above are provided for convenience. The full Policies & Warranty Info pages govern all orders and may be updated at any time.

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USA Lab KF25 4-Way Tee

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