Kuriyama-Couplings™ Aluminum Dust Plugs

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 Plug
31121
4.58/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
4.58/Each
3/4" Aluminum Coupling Dust Plug
31122
4.97/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
4.97/Each
1" Aluminum Coupling Dust Plug
31125
5.46/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
5.46/Each
1-1/4" Aluminum Coupling Dust Plug
31135
6.83/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
6.83/Each
1-1/2" Aluminum Coupling Dust Plug
31136
4.95/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
4.95/Each
2" Aluminum Coupling Dust Plug
31137
6.21/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
6.21/Each
2-1/2" Aluminum Coupling Dust Plug
31138
12.99/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
12.99/Each
3" Aluminum Coupling Dust Plug
31139
9.62/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
9.62/Each
4" Aluminum Coupling Dust Plug
31140
16.98/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
16.98/Each
6" Aluminum Coupling Dust Plug
31141
42.36/Each
Save 5%10+
Save 10%20+
Save 15%60+
P-211
42.36/Each