Brass Sq Head Plug (Lead Free)
Ships Same Day
Regular price
$5.14
- ✔ In Stock — Ships Same Day or Next Business Day
- ✔ Trusted by contractors and industrial buyers
- ✔ Bulk pricing available — Request a Quote
Buying in bulk?
Contact us for contractor pricing or large quantity discounts →
Contact us for contractor pricing or large quantity discounts →
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- ✔ In Stock – Fast Shipping from Multiple U.S. Warehouses
- ✔ Contractor-Grade Lead Free Brass – Built for Daily Use
- ✔ B584 Alloy | NSF61 Certified | NPT Threaded
- ✔ Trusted by Pros – Not Consumer-Grade
Service Metal Brass Square Head Plugs in lead free B584 brass with NPT threads. NSF61 certified for potable water applications. Available in individual or inner box quantity with contractor pricing.
Select your size from the dropdown. Choose Each for single-unit pricing or Inner Box to unlock the 10% box discount — ideal for stocking up on high-turn sizes.
Key Features
- Material: Lead Free B584 Brass Alloy
- Thread Type: NPT (National Pipe Thread)
- Certification: NSF61 – Potable Water
- Standard: ASTM B584
Applications
- Commercial and industrial plumbing systems
- Mechanical and HVAC piping
- Potable water distribution
- General service piping – gas, air, water, oil
Bulk Pricing
BUY MORE. SAVE MORE.
Select Inner Box quantity in the dropdown to receive a 10% discount on the per-unit price.
Select Inner Box quantity in the dropdown to receive a 10% discount on the per-unit price.
Why Contractors Choose This
- Lead free B584 brass meets today's code requirements
- NSF61 certified — safe for potable water systems
- NPT threads for straightforward installation
- Available by the piece or inner box — no minimum order
- Stocked and ships fast from multiple U.S. locations
Specifications
| Nominal Pipe Size | Min. Thread Length (A) | Width Across Flats (B) | Height of Square Min. (C) | Solid or Cored | Approx. Weight (lbs) |
|---|---|---|---|---|---|
| 1/8" | 0.27" | 0.24" | 0.28" | Solid | 0.01 |
| 1/4" | 0.41" | 0.28" | 0.38" | Solid | 0.03 |
| 3/8" | 0.41" | 0.31" | 0.44" | Solid | 0.07 |
| 1/2" | 0.54" | 0.38" | 0.56" | Cored | 0.11 |
| 3/4" | 0.55" | 0.44" | 0.63" | Cored | 0.16 |
| 1" | 0.69" | 0.50" | 0.81" | Cored | 0.25 |
| 1-1/4" | 0.71" | 0.56" | 0.94" | Cored | 0.38 |
| 1-1/2" | 0.73" | 0.62" | 1.13" | Cored | 0.52 |
| 2" | 0.76" | 0.68" | 1.31" | Cored | 0.83 |
| 2-1/2" | 1.07" | 0.74" | 1.50" | Cored | 1.26 |
| 3" | 1.13" | 0.80" | 1.69" | Cored | 1.49 |
| 4" | 1.22" | 0.92" | 2.25" | Cored | 3.20 |
Castings: ASTM B584 C89833 | Dimensions: ASME B16.15 | Threads: ASME B1.20.1 (NPT) | NSF/ANSI/CAN 61 & 372
- ✔ In Stock – Ready to Ship
- ✔ Bulk Pricing Available
- ✔ Fast Shipping from Multiple U.S. Warehouses
- ✔ Built for Contractors, Not DIY