Brass 3/4" SQUARE HEAD Plug

Description & Features

Designed for use in grease, refrigeration, instrumentation, and hydraulic systems, the Brass 3/4" Square Head Plug offers outstanding durability and versatility. Crafted from high-quality brass, this plug ensures reliable performance across a range of demanding applications. Its Dura-Kote plating provides superior corrosion resistance, making it ideal for harsh environments and long-term use.

Featuring a male 0.75-inch PTF SAE Short connection, this plug delivers higher operating pressures that exceed standard SAE requirements, offering enhanced safety and reliability in industrial settings. Certified by ASA, SAE, and ASME standards, this plug provides exceptional design flexibility, making it a trusted choice for professionals who need customizable solutions.

SKU: 3151X12

Supplier Part Number (MPN): 3151X12

Specifications

Connection Size 1
3/4 in
Connection Type
MNPT
Connection Type 1
MNPTF
Dimensions
1.12 in L
Finish
Nickel-Plated
Fitting Type
Plug
For Use With
Brass, Bronze and Iron Pipes
Material
Brass
Material Construction
Brass
nmfc
60
Series
3151X Series
Thread Sealant
Without Thread Sealant
Thread Size
3/4-14

Product Questions & Answers (1)

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Question by: Gary G on Oct 26, 2025, 7:01 AM
What size is the square head on this plug? Just need to make sure my wrench will fit.
Answer by: Customer Support on Oct 28, 2025, 6:25 AM
Constraint-first. The square head is designed to fit a standard wrench size appropriate for a 3/4" plug.

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