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Coupler Body, Brass, MNPT, 1/8 In. Pipe MPN:B12A

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In Stock
Brand: Parker
Part #: B12A
SKU
510-G4874563
$67.58 for Order Qty of 2
Regular Price $47.31 Special Price $33.79

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Coupler Body, Brass, MNPT, 1/8 In. Pipe

The Parker B12A Coupler Body is a reliable and efficient solution for pneumatic air line connections. Designed for easy tool-free connection and disconnection, this brass coupler features a tubular valve for controlled airflow during hose changes. Suitable for use with 1/4-inch air couplings and 1/8-inch hose fittings, it's ideal for applications such as automotive, industrial, and commercial settings. With a maximum working pressure of 300 psi and a temperature range of -40°F to 250°F, this coupler provides a secure and leak-free connection, ensuring optimal performance and efficiency in a variety of pneumatic systems.

Top product features:

  • Creates a sealed connection when properly installed and used within the specified pressure and temperature ranges.
  • Includes a tubular valve that controls airflow during hose changes.
  • Configured for connection and disconnection without tools using a sleeve locking mechanism.

Top product applications:

  • Pneumatic
  • Automotive
  • Air line connections

The PARKER - B12A is a quick connect hose coupling intended for pneumatic air line connections, configured for connection and disconnection without tools using a sleeve locking mechanism. Constructed from brass with nitrile seals, it creates a sealed connection when properly installed and used within the specified pressure and temperature ranges. This coupling includes a tubular valve that controls airflow during hose changes. Interchange type is Tru-Flate-Automotive, and it is suitable for installation with 1/4-inch size air couplings and 1/8-inch hose fittings with male thread gender.

Key Features:

  • - Construction material: Brass
  • - Application: Pneumatic
  • - Coupling component: Socket
  • - Coupling locking type: Sleeve
  • - Coupling size: 1/4 in
  • - Hose fitting gender: Male
  • - Hose fitting size: 1/8 in
  • - Thread size: 1/8"-27
  • - Includes tubular valve
  • - Interchange type: Tru-Flate-Automotive
  • - Maximum flow rate: 707.92 liters per minute
  • - Maximum working pressure (rating): 300 psi at 70°F
  • - Operating temperature range (rating): -40°F to 250°F
  • - Overall length: 1.88 in
  • - Maximum outside diameter: 15/16 in
  • - Seal material: Nitrile


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: 1.90
  • Package Width: 0.80
  • Package Height: 0.80
  • Package Weight: 0.20
Product info last updated on February 14, 2026 4:39pm UTC Category: Compressors, Air Tanks and Pneumatic Parts
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In stock