66373 1/2 Square Plug Solid
by Gap Power
SKU 610-3048
Original price
$1.95
-
Original price
$1.95
Original price
$1.95
$1.95
$1.95
-
$1.95
Current price
$1.95
In-Store Availability
Stock Status:
Limited Stock (1-2?)
Location:
Aisle 9
Aisle View
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In-Store Only — Visit us in Gap, PA to purchase
Overview
The 66373 1/2 Square Plug Solid (31-1/2B) is designed for hardware plumbing fittings and supports, specifically as a malleable screwed plug for steam and water line applications.
| Specification | Value |
|---|---|
| MPN | 31-1/2B |
| Brand | PROSOURCE |
| Manufacturer | Worldwide Sourcing |
| Pipe Size | 1/2 inch |
| Working Pressure | Up to 150 PSI (steam and water) |
| Head Style | Square head |
| Material / Finish | Malleable iron, black |
| Connection Type | Screwed (threaded) |
| Weight | 3.91 lb |
| Package Dimensions | 18.5 x 12.59 x 9.44 in |
Technical Features
- Malleable iron construction: Provides the ductility and impact resistance required to withstand mechanical stress in threaded pipe assemblies.
- 150 PSI rated working pressure: Rated for both steam and water service, making it suitable for a broad range of pressurized plumbing systems.
- Square head design: Allows positive engagement with a wrench for secure installation and removal without slippage.
- Screwed (threaded) connection: Enables straightforward installation into standard threaded pipe fittings without the need for specialized tooling.
- Black finish: Consistent with standard black malleable iron pipe fitting conventions, suitable for gas, steam, and water distribution systems.
- 1/2 inch pipe size: Fits standard 1/2 inch threaded pipe openings, a common size across residential and light commercial plumbing infrastructure.
Applications
- Sealing or capping open 1/2 inch threaded pipe ends in steam distribution systems up to 150 PSI.
- Terminating unused ports or branch connections in water supply lines.
- Use in black iron pipe assemblies for gas, steam, or water service where a solid, pressure-rated plug is required.
- Maintenance and repair applications requiring a removable, reusable threaded pipe closure.
















































