1 3/8 outside diameter pipe for sale, brand-new and used.

3/8" ID Hose to 1/2" Male NPT How to Determine NPT (National Pipe Thread) Size Male NPT is denoted as either MPT or MNPT Female NPT is either FPT or FNPT Pipe thread sizes do not refer to any physical dimension. The outside diameter of each pipe fitting must be measured and compared to the table for size identification.

1/2" ID Hose to 1/2" Male NPT How to Determine NPT (National Pipe Thread) Size Male NPT is denoted as either MPT or MNPT Female NPT is either FPT or FNPT Pipe thread sizes do not refer to any physical dimension. The outside diameter of each pipe fitting must be measured and compared to the table for size identification.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16" and are very light weight, but strong. These have a 45 degree taper with 1/2"-13 removable threads, 3" long, and Knurled nuts.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16" and are very light weight, but strong. These have a 45 degree taper with 1/2"-13 removable threads, 3" long, and Knurled nuts.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16" and are very light weight, but strong. The old, rusty, 3" pipe flange shows the 1" set being used, for demonstration.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16", with knurled nuts, and are very light weight, but strong. The old, rusty, 3" pipe flange shows the 1" set being used, for demonstration.

Hi, up for sale is 1 set of small, aluminum, "2 hole" pins. These measue 1-1/8" O.D., and will fit holes from 1/2" to 1-1/16" , and are very light weight, but strong. The old, rusty, 3" pipe flange shows the 1" set being used, for demonstration.

Hi, up for sale is 1 set of standard sized, aluminum, "2 hole" pins. One pin has a level vial for easy vertical leveling, and comes with a 360° vial that just "snaps" in for easy replacement. These are also spot faced 15/16" I.D.

Hi, up for sale is 5 sets of small, aluminum, "2 hole" pins. These measue 1-1/8" O.D., and will fit holes from 1/2" to 1-1/16" , and are very light weight, but strong. These have a 45 degree taper with 1/2"-13 removable threads, 2" long, with knurled nuts.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16" and are very light weight, but strong. The old, rusty, 3" pipe flange shows the 1" set being used, for demonstration.

Hi, up for sale is 5 sets of small, aluminum, "2 hole" pins. These measue 1-1/8" O.D., and will fit holes from 1/2" to 1-1/16" , and are very light weight, but strong. These have a 45 degree taper with 1/2"-13 removable threads, 2" long, with knurled nuts.

Hi, up for sale is 5 sets of Mini, aluminum, "2 hole" pins. These measue 1-1/8" O.D., and will fit holes from 1/4" to 1-1/16" , and are very light weight, but strong. These have a 45 degree taper with 1/4"-20 removable threads, 2" long, with knurled nuts.

Now with Knurled nuts! Hi, up for sale is one lot of 5 sets of 1-1/8 inch O.D., aluminum, "2 hole" pins. These measue 1-1/8" O.D., and will fit holes from 1/4" to 1-1/16", and are very light weight, but strong.

Hi, up for sale is 1 set of small, aluminum, "2 hole" pins. These will fit small holed flanges, like Duct work Etc., and pipe up to 12" on a class 150 flange, or up to 8" on a class 300 flange. These measue 1-1/8" O.D., and will fit holes from 1/4" to 1-1/16" , and are very light weight, but strong.

Hi, up for sale is 1 set of small, aluminum, "2 hole" pins. Even 1/2" pipe has 5/8" holes, so these will fit 1/2" pipe up to 12" pipe on a class 150 flange, or up to 8" on a class 300 flange. These measue 1-1/8" O.D., and will fit holes from 1/2" to 1-1/16" , and are very light weight, but strong.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes fro1/2" to 1-9/16" and are very light weight, but strong. These have a 45 degree taper with 1/2"-13 removable threads, 3" long, and Knurled nuts.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16" and are very light weight, but strong. These have a 45 degree taper with 1/2"-13 removable threads, 3" long, and knurled nuts.

Hi, up for sale is 1 set of custom, aluminum, "2 hole" pins. These measue 1-5/8" O.D., and will fit holes from 1/2" to 1-9/16" and are very light weight, but strong. The old, rusty, 3" pipe flange shows the 1" set being used, for demonstration.

MicroscopeNet FB-OR