Kuriyama-Couplings™ Aluminum Dust Caps

Applications for these cam-and-groove couplings include agriculture, chemicals/petroleum, construction, and material handling.

  • ASTM B85 Grade 383 aluminum alloy for high tensile strength, lightness & rigidity
  • Forged brass handles for less wear on connecting parts
  • Zinc-plated carbon steel handle pins, pull rings & safety clips
  • Buna-N gaskets
  • Safety clip, locking feature prevents disconnection during use (all except 1/2")
  • Comply with Mil-Spec A-A-59326 for interchangeability (all except 1/2")
  • Pressure rating at 70°F: 1/2"-2" 250 psi, 2-1/2"-4" 150 psi & 6" 75 psi
Stock Description Catalog Pg. Price
1/2" Aluminum Coupling Dust Cap
31106
$6.42/Each
Save 5%10+$6.10/Each
Save 10%20+$5.78/Each
Save 15%60+$5.46/Each
P-211
$6.42/Each
3/4" Aluminum Coupling Dust Cap
31107
$6.58/Each
Save 5%10+$6.25/Each
Save 10%20+$5.92/Each
Save 15%60+$5.59/Each
P-211
$6.58/Each
1" Aluminum Coupling Dust Cap
31108
Save 5%10+$8.17/Each
Save 10%20+$7.74/Each
Save 15%60+$7.31/Each
P-211
$8.60/Each
1-1/4" Aluminum Coupling Dust Cap
31111
$12.44/Each
Save 5%10+$11.82/Each
Save 10%20+$11.20/Each
Save 15%60+$10.57/Each
P-211
$12.44/Each
1-1/2" Aluminum Coupling Dust Cap
31113
$9.99/Each
Save 5%10+$9.49/Each
Save 10%20+$8.99/Each
Save 15%60+$8.49/Each
P-211
$9.99/Each
2" Aluminum Coupling Dust Cap
31116
$12.12/Each
Save 5%10+$11.51/Each
Save 10%20+$10.91/Each
Save 15%60+$10.30/Each
P-211
$12.12/Each
2-1/2" Aluminum Coupling Dust Cap
31117
$15.44/Each
Save 5%10+$14.67/Each
Save 10%20+$13.90/Each
Save 15%60+$13.12/Each
P-211
$15.44/Each
3" Aluminum Coupling Dust Cap
31118
Save 5%10+$17.45/Each
Save 10%20+$16.53/Each
Save 15%60+$15.61/Each
P-211
$18.37/Each
4" Aluminum Coupling Dust Cap
31119
$26.22/Each
Save 5%10+$24.91/Each
Save 10%20+$23.60/Each
Save 15%60+$22.29/Each
P-211
$26.22/Each
6" Aluminum Coupling Dust Cap
31120
$60.28/Each
Save 5%10+$57.27/Each
Save 10%20+$54.25/Each
Save 15%60+$51.24/Each
P-211
$60.28/Each