WR42 Flexible Twistable Waveguide 12 Inches (ESAT-FW-42-12-N-03-04-R)

WR42 Flexible Twistable Waveguide – 12 Inches

Model: ESAT-FW-42-12-N-03-04-R

The ESAT-FW-42-12-N-03-04-R is a 12-inch WR42 flexible and twistable waveguide designed for 18.00–26.50 GHz Ka-band applications. Constructed from helically wound silver-plated copper alloy with a protective neoprene rubber jacket, this assembly supports simultaneous E-plane and H-plane flexibility. It features square Cover Flat and Cover Grooved brass flanges for reliable Ka-band BUC and feed integrations.

Available now at Esatcom Inc., your trusted supplier of SATCOM waveguide components.

Key Specifications

Waveguide Size: WR42 (R220)
Operating Frequency: 18.00 – 26.50 GHz
Length: 12 inches
Insertion Loss: 0.38 dB/ft. (1.25 dB/m)
VSWR: 1.20 (≤36 in.), 1.25 (>36 in.)
Power Rating: 100 Watts
Design: Flexible and twistable
Flexibility: E-plane & H-plane
Jacket: Neoprene rubber
Flanges: Brass
      Flange 1: Cover Flat – Square
      Flange 2: Cover Grooved – Square
Static Bending Radius (Min.):
      E-plane: 1.2 inches
      H-plane: 2.3 inches
Repeated Bending Radius (Min.):
      E-plane: 4.7 inches
      H-plane: 11 inches
Static Twisting Rating (Max.): 160 ± deg/ft
Repeated Twisting Rating (Max.): 44 ± deg/ft
Static Length Tolerance: 0.13 (1%) ± inches/foot
Static Internal Pressure Rating (Max.): 45 psig

Flange Options

Other flange types are available upon request, including Cover Flat, Cover Grooved, Choke, Square, and custom hole patterns.
Please contact Esatcom Inc. to specify your required flange configuration.