About Us/Quality

About Us

Established 1936, L & L Fittings Mfg has been the premier supplier and manufacturer of fittings for pipes and tubes for over 70 years. Whether they are needed for irrigation, steel hydraulic equipment or fighter jet engine control, L & L Fittings provides the best fittings, components and machined parts for your project or company.


L & L Fittings is ISO 9001:2015 certified. We are also CMR Compliant and RoHS Compliant.

ISO 9001 2015 logo
Click to view full ISO 9001:2015 certificate.
Manufacturing Capabilities
Entirely Custom Built or Modified Standard Product

Our facilities are capable of customizing stock fittings to suit your needs or manufacturing entirely new hardware from print.

Materials Used
  • Stainless Steel
  • 300 Series
  • 400 Series
  • 15-5 PH
  • 17-4 PH
  • Titanium
  • Aluminum
  • Carbon Steel
  • State-of-the-art CAD, CAM and FEA software
  • Latest CNC drilling, lathe and turning equipment
  • Micro Particle Clean Lab
  • Thermal Deburring process to remove impurities/contaminants
  • ISO 9001:2015 Certified Manufacturer
  • Tolerance of .001 in
  • Measurement Gages on a Rotating Calibration Schedule