Convoluted PTFE Tubing

  • Translucent PTFE tubing offers excellent chemical and electrical properties
  • Wire coil provides increased pressure capability and aids in electrical grounding
  • Easily flexed – spiral construction allows far greater flexibility than straight wall tubing
  • Spiral construction also allows for easier cleaning
  • Made from FDA compliant materials
  • Available to Military Specification MIL-T-81914/1^ (without wire only)

Download Specification Sheet

Convoluted PTFE Tubing

Physical Properties**
Hardness, Shore D50-65
Tensile Strength at Break, psi 3500
Elongation at Break, % 200-400
Embrittlement Temperature-450°F
Min. Operating Temp. for Tubing^^-100°F
Max. Operating Temp. for Tubing^^500°F

Convoluted PTFE Without Wire

Product Number(A)ID (in.) (B)Nominal Cuff Lengths (in.) (C)Wall (in.) (D)Nominal Convolution OD (in.) (F)Nominal Convolution ID (in.) Bend Radius (E)Maximum Available Lengths - including cuffs (ft.) Working PSI(at 72°F) Burst PSI(at 72°F) 
16-3500070.250 (1/4) .750 (3/4) 0.015 0.32 0.181 .500 (1/2) 125 45 180 
16-3500147.313 (5/16) 1.000 0.02 0.414 0.273 .750 (3/4) 125 48 192 
16-3500224.375 (3/8) 1.000 0.02 0.45 0.303 1.750 (1-3/4) 125 40 160 
16-3500301.500 (1/2) 1.000 0.02 0.59 0.425 1.250 (1-1/4) 100 30 120 
16-3500378.625 (5/8) 1.250 (1-1/4) 0.023 0.66 0.485 1.500 (1-1/2) 75 30 120 
16-3500455.750 (3/4) 1.500 (1-1/2) 0.025 0.78 0.608 1.750 (1-3/4) 75 25 100 
16-35005321.000 2.000 0.03 1.1 0.849 2.230 50 22 90 
16-35006091.250 (1-1/4) 2.500 (2-1/2) 0.035 1.56 1.15 2.750 (2-3/4) 40 21 85 
16-35006861.500 (1-1/2) 2.500 (2-1/2) 0.04 1.91 1.41 3.000 40 20 80 
16-35007632.000 2.500 (2-1/2) 0.043 2.45 1.955 4.250 (4-1/4) 40 16 65 

Convoluted PTFE With Wire

Product Number(A)ID (in.) (B)Nominal Cuff Lengths (in.) (C)Wall (in.) (D)Nominal Convolution OD (in.) (F)Nominal Convolution ID (in.) Bend Radius (E)Maximum Available Lengths - including cuffs (ft.) Working PSI(at 72°F) Burst PSI(at 72°F) 
16-3520076.250 (1/4) .750 (3/4) 0.015 0.32 0.181 .500 (1/2) 12 58 234 
16-3520153.313 (5/16) 1.000 0.02 0.414 0.273 .750 (3/4) 12 62 250 
16-3520230.375 (3/8) 1.000 0.02 0.45 0.303 1.750 (1-3/4) 12 52 208 
16-3520307.500 (1/2) 1.000 0.02 0.59 0.425 1.250 (1-1/4) 20 39 156 
16-3520461.750 (3/4) 1.500 (1-1/2) 0.023 0.78 0.608 1.750 (1-3/4) 20 32 130 
16-35205381.000 2.000 0.03 1.1 0.849 2.250 (2-1/4) 20 29 117 

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