PARKER Barbed Fitting Adapter: 11/64 in ID x 11/64 in ID Size, Barbed x MNPT, Brass
The PARKER Barbed Fitting Adapter (MPN 28-4-4) is a standard brass barbed tube fitting with a Barbed x MNPT, rigid configuration, sized at 11/64 in ID x 11/64 in ID. 3G Electric interprets this demand and sources the…
SKU 3G-OTH-476349
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Product Description
The PARKER Barbed Fitting Adapter (MPN 28-4-4) is a standard brass barbed tube fitting with a Barbed x MNPT, rigid configuration, sized at 11/64 in ID x 11/64 in ID. 3G Electric interprets this demand and sources the genuine PARKER part, supporting your industrial maintenance needs across 14 departments — with specialist depth in combustion, pumps and controls.
Frequently Asked Questions
What is the PARKER Barbed Fitting Adapter 28-4-4 used for?
The PARKER Barbed Fitting Adapter 28-4-4 connects 11/64 in ID tubing to male NPT threaded ports in pneumatic or fluid systems. It is commonly used in industrial maintenance, instrumentation, and control lines where a leak-resistant, rigid brass connection is required.
What are the specifications of the PARKER 28-4-4 barbed fitting?
The PARKER 28-4-4 is a standard brass barbed tube fitting with a Barbed x MNPT configuration. It has an 11/64 in ID x 11/64 in ID size, is rigid, and is made of brass. The manufacturer part number is 28-4-4.
Where to buy PARKER 28-4-4 barbed fitting worldwide?
3G Electric supplies the genuine PARKER 28-4-4 barbed fitting to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to source this part for your industrial maintenance needs across 14 departments.
How to install a PARKER barbed fitting adapter?
To install the PARKER barbed fitting adapter, push the 11/64 in ID tubing fully onto the barb until seated. Apply thread sealant to the male NPT threads and tighten into the mating port. Do not overtighten brass fittings. Always depressurize the system before installation.
Used in
Common applications for PARKERPARKER Products
3G Electric supplies PARKER standard brass barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









