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Brass Adapter, 1/2-14 Male NPT Square Head Plug

Description & Features

This brass adapter features a 1/2-14 male NPT square head plug. Designed for automotive and industrial use, it is suitable for grease, refrigeration, instrumentation, and hydraulic systems. This adapter is not intended for natural gas, LPG, nuclear, or aircraft applications.

Constructed with a brass body, this adapter is rated to a maximum pressure of 150 PSI and a temperature range of -65°F to +250°F.

SKU: IG3151X8

Supplier Part Number (MPN): 3151X8

Specifications

Application Grease, refrigeration, instrumentation and hydraulic systems. Fuel, LP and natural gas available on special order.	End Gender 1 13554	End Size 1 0.50	End Type 1 PTF SAE Short	L 0.99	Minimum Working Temperature -65	Supplier Part Number 3151X8	Thread 1 1/2-14	Thread Sealant No	Product Weight 0.09 lbs

Product Questions & Answers (1)

Question by: Joyce P on Sep 8, 2025, 2:42 PM

Will this plug hold up okay in a hydraulic system?

Answer by: Customer Support on Sep 10, 2025, 12:35 PM

Designed for hydraulic systems, this brass adapter plug can handle pressures up to 150 PSI and temperatures ranging from -65°F to +250°F.