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
Item 31121
4.58/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
4.58/Each
3/4" Aluminum Coupling Dust Plug
Item 31122
4.97/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
4.97/Each
1" Aluminum Coupling Dust Plug
Item 31125
5.68/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
5.68/Each
1-1/4" Aluminum Coupling Dust Plug
Item 31135
6.83/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
6.83/Each
1-1/2" Aluminum Coupling Dust Plug
Item 31136
5.29/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
5.29/Each
2" Aluminum Coupling Dust Plug
Item 31137
6.45/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
6.45/Each
2-1/2" Aluminum Coupling Dust Plug
Item 31138
12.99/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
12.99/Each
3" Aluminum Coupling Dust Plug
Item 31139
10.01/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
10.01/Each
4" Aluminum Coupling Dust Plug
Item 31140
17.66/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
17.66/Each
6" Aluminum Coupling Dust Plug
Item 31141
44.06/Each
Save 5% when you buy 10+
Save 10% when you buy 20+
Save 15% when you buy 60+
P-214
44.06/Each