3/4" x 1/2" MNPT 316 SS Hex Long Nipple MPN:12-8 MHN-SS

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Brand: Parker
Part #: 12-8 MHN-SS
SKU
510-G4597336
$130.58 for Order Qty of 2
Regular Price $91.41 Special Price $65.29

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3/4" x 1/2" MNPT 316 SS Hex Long Nipple

The PARKER 12-8 MHN-SS stainless steel hex long nipple is a reliable and durable fitting designed for use in air, natural gas, and oil systems. Its 316 stainless steel construction ensures resistance to corrosion and high-temperature applications. With a maximum operating pressure of 6,400 psi and a temperature range of -425 °F to 1,200 °F, this fitting is ideal for demanding industrial settings. Its hexagonal center section allows for wrench tightening, making installation and removal easy. Suitable for use in systems where safety and reliability are paramount, this fitting is a trusted choice for professionals in various industries.

Top product features:

  • 316 stainless steel construction
  • Hexagonal center section enables wrench tightening for installation or removal
  • Double-ended male NPT threads connect two female-threaded components

Top product applications:

  • Air systems
  • Natural gas systems
  • Oil systems

The PARKER - 12-8 MHN-SS is a stainless steel hex long nipple designed to connect two female-threaded components through its double-ended male NPT threads. Featuring a hexagonal center section, this fitting enables wrench tightening for installation or removal. Material: 316 stainless steel. Intended for use in air, natural gas, and oil systems within the specified pressure and temperature ratings. The fitting measures 1-15/16 inches in overall length and joins pipes of nominal sizes 3/4 inch and 1/2 inch. Key Features:

  • - Material: 316 stainless steel.
  • - Shape: Hex long nipple with hex wrenching surface sized 1-1/8 in across flats.
  • - Connection type: Male National Pipe Thread (MNPT) on both ends.
  • - Nominal pipe sizes: 3/4” (Side A) x 1/2” (Side B) with 3/4-14 and 1/2-14 thread sizes.
  • - Maximum operating pressure: 6,400 psi.
  • - Temperature range: -425 °F to 1,200 °F.
  • - Length: 1.48 in fitting length, 1-15/16 in overall length.
  • - Standards: Conforms to ANSI B31.1, ANSI B31.3, ANSI B1.20.1.
  • - Does not include pre-applied thread sealant or additional seals.
  • - Intended for use in air, natural gas, and oil systems within the specified pressure and temperature ratings.


Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 1.00
  • Package Width: 0.90
  • Package Height: 1.90
  • Package Weight: 0.30
Product info last updated on February 3, 2026 2:35am UTC Category: Pipes, Valves and Fittings
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In stock