WEATHERHEAD part description

A in 3.11
Air Inclusion (cc. max) 0.34
B in 1.38
Body interface size 12
Coupling Size 12
Coupling Type Male
Description Female NPT, Valve without Flange
Dust Cap (Buna-N) 5100-S7-12
Dust Plug (Buna-N) 5100-S9-12
Family 5100 Series
Fig. 1
Fluid Loss (cc. max) 0.26
Hex1 (in) 1.19
Max. Operating Pressure (Connected)- Hydraulic (ps 3000
Max. Operating Pressure (Disconnected) (psi) 3000
Port/Tube Outside Diameter Size 12
Rated Flow (LPM) 68
Rated Flow (gpm) 18
Repair Kit-Part number (Buna-N) FF098-12
Sub-Title Thread to Connect
Thread (P) 41702
Type Female NPT
Vacuum (Connected only ) (in./Hg) 28

Eaton’s 5100 Series brass coupling with steel tubular valve offers minimum air inclusion and fluid loss. Thread together latch provides connect under pressure capability and vibration resistance. The 5100 Series is not rated for continuous hydraulic impulse applications.

Features & Benefits

  • No fluid loss during connection/disconnection
  • Low air inclusion
  • Wing or hex configuration
  • Connect under pressure up to 500psi
  • Bulkhead mounting option
  • Body material is brass

Officially acquired by Eaton in 2002, Weatherhead® is one of the industry’s biggest suppliers of hydraulic hose, hose ends, tube fittings, couplings, assembly equipment, and support accessories. Weatherhead crafts top-products that are widely used in mining, agriculture, construction, truck, and bus applications. Eaton delivers Weatherhead thermoplastic tubing in different sizes—from 1/8 to 1 inch—designed for use in air tools, robotics, beverage dispensing as well as air and water supply. Driven by the company’s goal to offer unique solutions to a wide range of markets that enable businesses to be at the forefront of change, Weatherhead remains the truck industry’s leading source of premium-quality hoses, fittings, and adapters for your fleet’s hose and fittings needs

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