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MNPTxMNPT Shaded-dimension Details +

Male NPT – Male NPT 304 SS Sanitary Spools:

  • 0.75” Diameter (view other diameters)
  • Available in 3” – 72” pipe length
  • Tubing meets 3A Sanitary Standards
  • Tubing meets ASTM A270

Our Sanitary Spools in 304 Stainless Steel are ideal for:

  • Pharmaceutical Industries: Non Product Contact Piping, Vents and Exhaust Piping, and Drain Lines
  • Food, Beverage, Dairy, Cosmetic, and Other Industries: Product Piping, Vents and Exhaust Piping, Drain Lines, RO/DI Water Piping

304 SS Male NPT – Male NPT 0.75″


We expertly weld our male NPT sanitary spools with state-of-the-art equipment and ship them directly to customers. With more than 30 years of industry experience as process piping contractors, our team can organize accurate, detailed test documentation for the spools including FDA, MTR, and passivation.

Product Add-ons

Available Add-Ons and Documentation:

Passivation: Select passivation to receive a passivation report that includes the duration for which parts were in the passivation solution, passivation type (citric), PH level of passivation solution, and rinse media.

FDA Documentation: When you select FDA documentation for your sanitary spool(s), you’ll receive Material Test Reports, Material Pre-Inspection Reports (wall thickness verification, ovality check, surface finish quality control), Weld Logs, and a Final Weld Inspection certification by a certified weld inspector.

MTR Documentation: Material Test Reports are included in this option, but do not include FDA documentation. FDA documentation cannot be added retroactively.

Please Note: If you do not choose a documentation selection, HPS will provide a packing slip that confirms your order and product details.

Additional information

Weight 0.713 lbs
Dimensions 72 × 5 × 5 in
(C) Carbon, max


(Mn) Manganese, max


(P) Phosphorus, max


(S) Sulphur, max


(Si) Silicon, max


(Ni) Nickel

8.0 – 13.0

(Cr) Chromium

18.0 – 20.0