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Cam & Groove Buna-N Gasket, 4 Inch

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Description & Features

The Cam & Groove Buna-N Gasket 4 Inch from CAN Industrial Inc ensures reliable sealing for various liquid applications. This gasket constructed with durable Buna-N material is perfectly suited to handle demanding industrial environments where sealing quality is paramount.

Compatible with aluminum cam levers and plated steel pins rings and safety clips it provides a secure fit to prevent leaks. With easy coupling and uncoupling procedures these gaskets support efficient operations. Lift the cam arms to uncouple or press the cam levers down to couple with normal hand pressure.

Manufactured to standard A-A-59326 (superseding MIL-C-27487F) and DIN 2828 this gasket ensures interchangeability with similar products. Rated for a service pressure of 150 PSI for sizes up to 4 inches it is not recommended for use with compressed air or steam.

The gasket includes a safety pin feature for added security during usage ensuring that the coupler remains securely in place until the pins are removed. Ideal for industrial environments these gaskets offer a reliable sealing solution for aluminum cam & groove connections.

MPN: Kuriyama

Supplier Part Number: BUNA400

Specifications

For Use With
Quick-Acting Couplings
Material
Nitrile
Series
BUNA Series
Sg Operation
To Couple - Slide the Adapter into the Coupler and with Normal Hand Pressure, Press the Cam Levers Down, to Uncouple - Lift the Cam Arms and Remove the Adapter from the Coupler
Sg Safety Pin Feature
Female Couplers with This Feature Have Cast-in Lugs That Allow Safety Pins to be Attached Once the Lugs are Passed Through Slots in the Special Cam Lever Arms, These Pins Prevent the Coupler from Being Uncoupled Until They are Removed
Sg Specifications
Interchangeability - Interchanges with All Products Produced to Standard A-A-59326 (Superseding Mil-C-27487f) or DIN 2828, (No Standard Exists for 1/2 in and 8 in Sizes, Generally These Sizes Do not Interchange with Other Manufacturers), Pressure Ratings

Product Questions & Answers (1)

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Question by: Ricky H on Jan 4, 2026, 5:24 PM
got a 4 inch cam lock that’s seeping a little, is this the right gasket material for liquid service
Answer by: Customer Support on Jan 5, 2026, 8:33 PM
For liquid transfer, Buna-N is a common seal material and this 4 inch gasket is specifically called out as designed for use with liquids. It’s meant to seal aluminum cam and groove connections and help prevent leaks when the coupler is properly engaged.

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