Nylon Tube Air Brake Union

62NAB-4 "1/4"" Union Dimensions: A=1.45 B=.87 HEX=7/16"   Quantity   1 - 25     26 - 99     100+   Price $2.10 $1.89 $1.68     62NAB-6 "3/8"" Union Dimensions: A=1.85 B=1.12 HEX=9/16"   Quantity   1 - 25     26 - 99     100+   Price $2.26 $2.03 $1.81     62NAB-8 "1/2"" Union Dimensions: A=2.03 B=1.33 HEX=11/16"   Quantity   1 - 25     26 - 99     100+   Price $4.13 $3.72 $3.31     62NAB-10 "5/8"" Union Dimensions: A=2.29 B=1.62 HEX=13/16"   Quantity   1 - 25     26 - 99     100+   Price $6.33 $5.70 $5.07     62NAB-12 "3/4"" Union Dimensions: A=2.62 B=1.62 HEX=1"   Quantity   1 - 25     26 - 99     100+   Price $18.96 $17.07 $15.17