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4" MNPT SS Square Head Plug

  • Mfr # 4307000872

  • Zoro # G0668525


product price: $91.39
/ea
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Key Features

Pipe Size - Pipe Fitting
4"
Pipe Fitting Material
304 Stainless Steel
Fitting Connection Type
MNPT
Fitting Schedule/Class
Class 3000
Basic Pipe Fitting Shape
Plug
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Specifications

Product Information

MFR #
4307000872
Zoro #
G0668525
UPC #
-
Country of Origin
Taiwan, Province of China

Dimensions

Pipe Size - Pipe Fitting
4"
Outside Dia.
4-1/2"
Pipe Size (Fittings)
4"
Nominal Pipe Size
4 in

Details

Specific Fitting Shape
Square Head Plug
Pipe Fitting Material
304 Stainless Steel
Fitting Connection Type
MNPT
Fitting Schedule/Class
Class 3000
Basic Pipe Fitting Shape
Plug
Basic Pipe Fitting Material
Metal
Item
Square Head Plug
Max. Steam Pressure
1965 psi@350 Degrees F
Max. Pressure
2570 psi@100 Degrees F
Pipe Fitting Schedule/Class
Class 3000
Fittings Sub-Category
Plugs
Standards
Threads conform to ASME B1.20.1 NPT; Materials conform to ASTM A182, Dimension conform to ASME B16.11
Specific Pipe Fitting Shape
Square Head Plug
Class
Class 3000
Includes Pre-Applied Thread Sealant
No
Material Grade
304
Includes Seal
No
For Pipe Schedule
160

Description

The ZORO SELECT - 4307000872 is a stainless steel square head plug designed to close or seal the end of a threaded pipe, coupling, or fitting. Made from 304 stainless steel; features a square head for wrenching during installation and removal. It has a nominal pipe size of 4 inches and is rated for use within Class 3000 pressure-rated systems, with threads conforming to ASME B1.20.1 NPT standards. Its structural and dimensional specifications align with ASTM A182 and ASME B16.11, supporting use in industrial and plumbing environments where corrosion resistance is required.

Key Features:

  • Material: 304 stainless steel, appropriate for corrosion resistance.
  • Shape: Square Head Plug.
  • Connection Type: Male National Pipe Thread (MNPT).
  • Nominal Pipe Size: 4 inches; outside diameter approximately 4-1/2 inches.
  • Pressure Rating: Rated for use within Class 3000 systems.
  • Rated for maximum steam pressure of 1,965 psi at 350°F.
  • Thread and material standards: conform to ASME B1.20.1 NPT and ASTM A182.

Restrictions

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