Leakproof Couplers

Ideal for flexible tubing, these fittings have a superior single-barb design that provides a leakproof seal.

  • Black nylon, natural polypropylene or natural Kynar®
  • Nylon has good tensile strength for general applications
  • PP has good chemical resistance
  • Kynar® has good chemical & abrasion resistance
  • Kynar® is UV & ozone resistant
  • Maximum pressure @ 70°F: 150 psi (nylon), 125 psi (PP) & 260 psi (Kynar®)
  • Temperature range: 50°F to 275°F (nylon), -9°F to 150°F (PP) & -80°F to 226°F ( Kynar®)
  • PP meets FDA standards & Kynar® meets USP class VI
Stock Description Catalog Pg. Price
3/16" Tube ID Natural Polypropylene Coupler
64393
$0.65​/Each
Save 5%50+$0.61/Each
Save 10%100+$0.58/Each
Save 15%300+$0.55/Each
P-210
$0.65​/Each
3/32" Tube ID Natural Polypropylene Coupler
65600
$0.35​/Each
Save 5%50+$0.33/Each
Save 10%100+$0.31/Each
Save 15%300+$0.29/Each
P-210
$0.35​/Each
3/32" Tube ID Natural Kynar® Coupler
65599
$0.51​/Each
Save 5%50+$0.48/Each
Save 10%100+$0.45/Each
Save 15%300+$0.43/Each
P-210
$0.51​/Each
3/32" Tube ID Black Nylon Coupler
65598
$0.27​/Each
Save 5%50+$0.25/Each
Save 10%100+$0.24/Each
Save 15%300+$0.23/Each
P-210
$0.27​/Each
1/16" Tube ID Natural Polypropylene Coupler
65604
$0.35​/Each
Save 5%50+$0.33/Each
Save 10%100+$0.31/Each
Save 15%300+$0.29/Each
P-210
$0.35​/Each
1/16" Tube ID Natural Kynar® Coupler
65603
$0.40​/Each
Save 5%50+$0.38/Each
Save 10%100+$0.36/Each
Save 15%300+$0.34/Each
P-210
$0.40​/Each
1/16" Tube ID Black Nylon Coupler
65602
$0.41​/Each
Save 5%50+$0.39/Each
Save 10%100+$0.36/Each
Save 15%300+$0.34/Each
P-210
$0.41​/Each
1/8" Tube ID Black Nylon Coupler
65572
$0.27​/Each
Save 5%50+$0.25/Each
Save 10%100+$0.24/Each
Save 15%300+$0.23/Each
P-210
$0.27​/Each
1/8" Tube ID Natural Kynar® Coupler
65573
$0.53​/Each
Save 5%50+$0.50/Each
Save 10%100+$0.47/Each
Save 15%300+$0.45/Each
P-210
$0.53​/Each
1/8" Tube ID Natural Polypropylene Coupler
65574
$0.45​/Each
Save 5%50+$0.42/Each
Save 10%100+$0.40/Each
Save 15%300+$0.38/Each
P-210
$0.45​/Each
5/32" Tube ID Black Nylon Coupler
64320
$0.40​/Each
Save 5%50+$0.38/Each
Save 10%100+$0.36/Each
Save 15%300+$0.34/Each
P-210
$0.40​/Each
3/16" Tube ID Black Nylon Coupler
64321
$0.50​/Each
Save 5%50+$0.47/Each
Save 10%100+$0.45/Each
Save 15%300+$0.42/Each
P-210
$0.50​/Each
1/4" Tube ID Black Nylon Coupler
64322
$0.41​/Each
Save 5%50+$0.39/Each
Save 10%100+$0.36/Each
Save 15%300+$0.34/Each
P-210
$0.41​/Each
5/16" Tube ID Black Nylon Coupler
64323
$0.61​/Each
Save 5%50+$0.58/Each
Save 10%100+$0.54/Each
Save 15%300+$0.51/Each
P-210
$0.61​/Each
3/8" Tube ID Black Nylon Coupler
64324
$0.41​/Each
Save 5%50+$0.39/Each
Save 10%100+$0.36/Each
Save 15%300+$0.34/Each
P-210
$0.41​/Each
1/2" Tube ID Black Nylon Coupler
64325
$0.67​/Each
Save 5%50+$0.63/Each
Save 10%100+$0.60/Each
Save 15%300+$0.57/Each
P-210
$0.67​/Each
5/8" Tube ID Black Nylon Coupler
64326
$0.73​/Each
Save 5%50+$0.69/Each
Save 10%100+$0.65/Each
Save 15%300+$0.62/Each
P-210
$0.73​/Each
3/4" Tube ID Black Nylon Coupler
64327
$0.83​/Each
Save 5%50+$0.78/Each
Save 10%100+$0.74/Each
Save 15%300+$0.70/Each
P-210
$0.83​/Each
1" Tube ID Black Nylon Coupler
64328
$1.12​/Each
Save 5%50+$1.06/Each
Save 10%100+$1.00/Each
Save 15%300+$0.95/Each
P-210
$1.12​/Each
5/32" Tube ID Natural Polypropylene Coupler
64392
$0.65​/Each
Save 5%50+$0.61/Each
Save 10%100+$0.58/Each
Save 15%300+$0.55/Each
P-210
$0.65​/Each
1/4" Tube ID Natural Polypropylene Coupler
64394
$0.43​/Each
Save 5%50+$0.40/Each
Save 10%100+$0.38/Each
Save 15%300+$0.36/Each
P-210
$0.43​/Each
5/16" Tube ID Natural Polypropylene Coupler
64395
$0.67​/Each
Save 5%50+$0.63/Each
Save 10%100+$0.60/Each
Save 15%300+$0.57/Each
P-210
$0.67​/Each
3/8" Tube ID Natural Polypropylene Coupler
64396
$0.43​/Each
Save 5%50+$0.40/Each
Save 10%100+$0.38/Each
Save 15%300+$0.36/Each
P-210
$0.43​/Each
1/2" Tube ID Natural Polypropylene Coupler
64397
$0.75​/Each
Save 5%50+$0.71/Each
Save 10%100+$0.67/Each
Save 15%300+$0.63/Each
P-210
$0.75​/Each
5/8" Tube ID Natural Polypropylene Coupler
64398
$0.45​/Each
Save 5%50+$0.42/Each
Save 10%100+$0.40/Each
Save 15%300+$0.38/Each
P-210
$0.45​/Each
3/4" Tube ID Natural Polypropylene Coupler
64399
$0.78​/Each
Save 5%50+$0.74/Each
Save 10%100+$0.70/Each
Save 15%300+$0.66/Each
P-210
$0.78​/Each
1" Tube ID Natural Polypropylene Coupler
64400
$0.92​/Each
Save 5%50+$0.87/Each
Save 10%100+$0.82/Each
Save 15%300+$0.78/Each
P-210
$0.92​/Each
5/32" Tube ID Natural Kynar® Coupler
64435
$1.13​/Each
Save 5%50+$1.07/Each
Save 10%100+$1.01/Each
Save 15%300+$0.96/Each
P-210
$1.13​/Each
3/16" Tube ID Natural Kynar® Coupler
64436
$1.22​/Each
Save 5%50+$1.15/Each
Save 10%100+$1.09/Each
Save 15%300+$1.03/Each
P-210
$1.22​/Each
1/4" Tube ID Natural Kynar® Coupler
64437
$1.60​/Each
Save 5%50+$1.52/Each
Save 10%100+$1.44/Each
Save 15%300+$1.36/Each
P-210
$1.60​/Each
5/16" Tube ID Natural Kynar® Coupler
64438
$1.70​/Each
Save 5%50+$1.61/Each
Save 10%100+$1.53/Each
Save 15%300+$1.44/Each
P-210
$1.70​/Each
3/8" Tube ID Natural Kynar® Coupler
64439
$1.85​/Each
Save 5%50+$1.75/Each
Save 10%100+$1.66/Each
Save 15%300+$1.57/Each
P-210
$1.85​/Each
1/2" Tube ID Natural Kynar® Coupler
64440
$2.16​/Each
Save 5%50+$2.05/Each
Save 10%100+$1.94/Each
Save 15%300+$1.83/Each
P-210
$2.16​/Each
5/8" Tube ID Natural Kynar® Coupler
64441
$2.49​/Each
Save 5%50+$2.36/Each
Save 10%100+$2.24/Each
Save 15%300+$2.11/Each
P-210
$2.49​/Each
3/4" Tube ID Natural Kynar® Coupler
64442
$3.14​/Each
Save 5%50+$2.98/Each
Save 10%100+$2.82/Each
Save 15%300+$2.66/Each
P-210
$3.14​/Each
1" Tube ID Natural Kynar® Coupler
64443
$4.03​/Each
Save 5%50+$3.82/Each
Save 10%100+$3.62/Each
Save 15%300+$3.42/Each
P-210
$4.03​/Each

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