Maxpro South, Inc.
92 Wilson Road
Humble, Texas 77338

Toll Free: 800.203.8063
Phone: 281.351.8880
Email: sales@maxprosouth.com
Website: www.maxprosouth.com
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Exceeds industry standards of 15,000 and 20,000. MAXPRO® offers a line of coned and threaded medium pressure tube nipples in a variety of lengths for all standard tube sizes.

The coned and threaded medium pressure tube nipples are available in 316 stainless steel. Special length coned and threaded nipples are available upon request.
Coned & Threaded Nipples
Unit of Measure
1 2 

Item #

Tube Material

Fits Connection Type

Length

Tube Outer Diameter (O.D.)

Tube Inside Diameter (I.D.)

CAD

21N4M-2.75-316 N/A 316 SS N/A 4MF N/A 2.75 in N/A 1/4 in N/A 0.109 in N/A STEP File for 21N4M-2.75-316
21N4M-3-316 N/A 316 SS N/A 4MF N/A 3.00 in N/A 1/4 in N/A 0.109 in N/A STEP File for 21N4M-3-316
21N6M-3-316 N/A 316 SS N/A 6MF N/A 3.00 in N/A 3/8 in N/A 0.203 in N/A STEP File for 21N6M-3-316
21N4M-4-316 N/A 316 SS N/A 4MF N/A 4.00 in N/A 1/4 in N/A 0.109 in N/A STEP File for 21N4M-4-316
21N6M-4-316 N/A 316 SS N/A 6MF N/A 4.00 in N/A 3/8 in N/A 0.203 in N/A STEP File for 21N6M-4-316
21N9M-4-316 N/A 316 SS N/A 9MF N/A 4.00 in N/A 9/16 in N/A 0.312 in N/A STEP File for 21N9M-4-316
15N9M-4-316 N/A 316 SS N/A 9MF N/A 4.00 in N/A 9/16 in N/A 0.359 in N/A STEP File for 15N9M-4-316
21N4M-6-316 N/A 316 SS N/A 4MF N/A 6.00 in N/A 1/4 in N/A 0.109 in N/A STEP File for 21N4M-6-316
21N6M-6-316 N/A 316 SS N/A 6MF N/A 6.00 in N/A 3/8 in N/A 0.203 in N/A STEP File for 21N6M-6-316
21N9M-6-316 N/A 316 SS N/A 9MF N/A 6.00 in N/A 9/16 in N/A 0.312 in N/A STEP File for 21N9M-6-316
15N9M-6-316 N/A 316 SS N/A 9MF N/A 6.00 in N/A 9/16 in N/A 0.359 in N/A STEP File for 15N9M-6-316
21N12M-6-316 N/A 316 SS N/A 12MF N/A 6.00 in N/A 3/4 in N/A 0.438 in N/A STEP File for 21N12M-6-316
15N12M-6-316 N/A 316 SS N/A 12MF N/A 6.00 in N/A 3/4 in N/A 0.516 in N/A STEP File for 15N12M-6-316
21N16M-6-316 N/A 316 SS N/A 16MF N/A 6.00 in N/A 1 in N/A 0.562 in N/A STEP File for 21N16M-6-316
15N16M-6-316 N/A 316 SS N/A 16MF N/A 6.00 in N/A 1 in N/A 0.688 in N/A STEP File for 15N16M-6-316
21N4M-8-316 N/A 316 SS N/A 4MF N/A 8.00 in N/A 1/4 in N/A 0.109 in N/A STEP File for 21N4M-8-316
21N6M-8-316 N/A 316 SS N/A 6MF N/A 8.00 in N/A 3/8 in N/A 0.203 in N/A STEP File for 21N6M-8-316
21N9M-8-316 N/A 316 SS N/A 9MF N/A 8.00 in N/A 9/16 in N/A 0.312 in N/A STEP File for 21N9M-8-316
15N9M-8-316 N/A 316 SS N/A 9MF N/A 8.00 in N/A 9/16 in N/A 0.359 in N/A STEP File for 15N9M-8-316
21N12M-8-316 N/A 316 SS N/A 12MF N/A 8.00 in N/A 3/4 in N/A 0.438 in N/A STEP File for 21N12M-8-316
15N12M-8-316 N/A 316 SS N/A 12MF N/A 8.00 in N/A 3/4 in N/A 0.516 in N/A STEP File for 15N12M-8-316
21N16M-8-316 N/A 316 SS N/A 16MF N/A 8.00 in N/A 1 in N/A 0.562 in N/A STEP File for 21N16M-8-316
15N16M-8-316 N/A 316 SS N/A 16MF N/A 8.00 in N/A 1 in N/A 0.688 in N/A STEP File for 15N16M-8-316
21N4M-10-316 N/A 316 SS N/A 4MF N/A 10.00 in N/A 1/4 in N/A 0.109 in N/A STEP File for 21N4M-10-316
21N6M-10-316 N/A 316 SS N/A 6MF N/A 10.00 in N/A 3/8 in N/A 0.203 in N/A STEP File for 21N6M-10-316
Unit of Measure
1 2