Skip to content

Foster NPT Stainless Fittings

Foster NPT stainless steel hydraulic and pipe fittings with tapered pipe thread ends for general-purpose connections and adapting. Corrosion-resistant stainless. Tees, bushings, nipples, hex couplers, plugs, and adapters for fluid and hydraulic systems.

  • Original price $ 34.89
    Original price $ 34.89 - Original price $ 34.89
    Original price $ 34.89
    Current price $ 27.99
    $ 27.99 - $ 27.99
    Current price $ 27.99

    Foster FSS316-5405-06-08, 3/8" Male Pipe x 1/2" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-06-08 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 34.89
    Original price $ 34.89 - Original price $ 34.89
    Original price $ 34.89
    Current price $ 27.99
    $ 27.99 - $ 27.99
    Current price $ 27.99
    Save 20% Save %
  • Original price $ 54.89
    Original price $ 54.89 - Original price $ 54.89
    Original price $ 54.89
    Current price $ 43.89
    $ 43.89 - $ 43.89
    Current price $ 43.89

    Foster FSS316-5405-06-12, 3/8" Male Pipe x 3/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-06-12 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 54.89
    Original price $ 54.89 - Original price $ 54.89
    Original price $ 54.89
    Current price $ 43.89
    $ 43.89 - $ 43.89
    Current price $ 43.89
    Save 20% Save %
  • Original price $ 17.99
    Original price $ 17.99 - Original price $ 17.99
    Original price $ 17.99
    Current price $ 14.39
    $ 14.39 - $ 14.39
    Current price $ 14.39

    Foster FSS316-5405-08-02, 1/2" Male Pipe x 1/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-08-02 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 17.99
    Original price $ 17.99 - Original price $ 17.99
    Original price $ 17.99
    Current price $ 14.39
    $ 14.39 - $ 14.39
    Current price $ 14.39
    Save 20% Save %
  • Original price $ 17.99
    Original price $ 17.99 - Original price $ 17.99
    Original price $ 17.99
    Current price $ 14.39
    $ 14.39 - $ 14.39
    Current price $ 14.39

    Foster FSS316-5405-08-04, 1/2" Male Pipe x 1/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-08-04 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 17.99
    Original price $ 17.99 - Original price $ 17.99
    Original price $ 17.99
    Current price $ 14.39
    $ 14.39 - $ 14.39
    Current price $ 14.39
    Save 20% Save %
  • Original price $ 18.59
    Original price $ 18.59 - Original price $ 18.59
    Original price $ 18.59
    Current price $ 14.89
    $ 14.89 - $ 14.89
    Current price $ 14.89

    Foster FSS316-5405-08-06, 1/2" Male Pipe x 3/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-08-06 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 18.59
    Original price $ 18.59 - Original price $ 18.59
    Original price $ 18.59
    Current price $ 14.89
    $ 14.89 - $ 14.89
    Current price $ 14.89
    Save 20% Save %
  • Original price $ 35.99
    Original price $ 35.99 - Original price $ 35.99
    Original price $ 35.99
    Current price $ 28.79
    $ 28.79 - $ 28.79
    Current price $ 28.79

    Foster FSS316-5405-08-08, 1/2" Male Pipe x 1/2" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-08-08 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 35.99
    Original price $ 35.99 - Original price $ 35.99
    Original price $ 35.99
    Current price $ 28.79
    $ 28.79 - $ 28.79
    Current price $ 28.79
    Save 20% Save %
  • Original price $ 54.89
    Original price $ 54.89 - Original price $ 54.89
    Original price $ 54.89
    Current price $ 43.89
    $ 43.89 - $ 43.89
    Current price $ 43.89

    Foster FSS316-5405-08-12, 1/2" Male Pipe x 3/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-08-12 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 54.89
    Original price $ 54.89 - Original price $ 54.89
    Original price $ 54.89
    Current price $ 43.89
    $ 43.89 - $ 43.89
    Current price $ 43.89
    Save 20% Save %
  • Original price $ 64.59
    Original price $ 64.59 - Original price $ 64.59
    Original price $ 64.59
    Current price $ 51.59
    $ 51.59 - $ 51.59
    Current price $ 51.59

    Foster FSS316-5405-08-16, 1/2" Male Pipe x 1" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-08-16 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connec...

    View full details
    Original price $ 64.59
    Original price $ 64.59 - Original price $ 64.59
    Original price $ 64.59
    Current price $ 51.59
    $ 51.59 - $ 51.59
    Current price $ 51.59
    Save 20% Save %
  • Original price $ 29.29
    Original price $ 29.29 - Original price $ 29.29
    Original price $ 29.29
    Current price $ 23.39
    $ 23.39 - $ 23.39
    Current price $ 23.39

    Foster FSS316-5405-12-08, 3/4" Male Pipe x 1/2" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-12-08 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 29.29
    Original price $ 29.29 - Original price $ 29.29
    Original price $ 29.29
    Current price $ 23.39
    $ 23.39 - $ 23.39
    Current price $ 23.39
    Save 20% Save %
  • Original price $ 54.89
    Original price $ 54.89 - Original price $ 54.89
    Original price $ 54.89
    Current price $ 43.89
    $ 43.89 - $ 43.89
    Current price $ 43.89

    Foster FSS316-5405-12-12, 3/4" Male Pipe x 3/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-12-12 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 3/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 54.89
    Original price $ 54.89 - Original price $ 54.89
    Original price $ 54.89
    Current price $ 43.89
    $ 43.89 - $ 43.89
    Current price $ 43.89
    Save 20% Save %
  • Original price $ 73.19
    Original price $ 73.19 - Original price $ 73.19
    Original price $ 73.19
    Current price $ 58.59
    $ 58.59 - $ 58.59
    Current price $ 58.59

    Foster FSS316-5405-12-16, 3/4" Male Pipe x 1" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-12-16 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connec...

    View full details
    Original price $ 73.19
    Original price $ 73.19 - Original price $ 73.19
    Original price $ 73.19
    Current price $ 58.59
    $ 58.59 - $ 58.59
    Current price $ 58.59
    Save 20% Save %
  • Original price $ 74.89
    Original price $ 74.89 - Original price $ 74.89
    Original price $ 74.89
    Current price $ 59.89
    $ 59.89 - $ 59.89
    Current price $ 59.89

    Foster FSS316-5405-16-16, 1" Male Pipe x 1" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-16-16 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1" Female Pipe. Machined for leak-tight fluid-power connecti...

    View full details
    Original price $ 74.89
    Original price $ 74.89 - Original price $ 74.89
    Original price $ 74.89
    Current price $ 59.89
    $ 59.89 - $ 59.89
    Current price $ 59.89
    Save 20% Save %
  • Original price $ 111.89
    Original price $ 111.89 - Original price $ 111.89
    Original price $ 111.89
    Current price $ 89.59
    $ 89.59 - $ 89.59
    Current price $ 89.59

    Foster FSS316-5405-16-20, 1" Male Pipe x 1-1/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-16-20 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1-1/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 111.89
    Original price $ 111.89 - Original price $ 111.89
    Original price $ 111.89
    Current price $ 89.59
    $ 89.59 - $ 89.59
    Current price $ 89.59
    Save 20% Save %
  • Original price $ 156.69
    Original price $ 156.69 - Original price $ 156.69
    Original price $ 156.69
    Current price $ 125.39
    $ 125.39 - $ 125.39
    Current price $ 125.39

    Foster FSS316-5405-16-24, 1" Male Pipe x 1 1/2" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5405-16-24 is a 316 stainless steel NPT Pipe fitting: 1" Male Pipe x 1 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 156.69
    Original price $ 156.69 - Original price $ 156.69
    Original price $ 156.69
    Current price $ 125.39
    $ 125.39 - $ 125.39
    Current price $ 125.39
    Save 20% Save %
  • Original price $ 13.49
    Original price $ 13.49 - Original price $ 13.49
    Original price $ 13.49
    Current price $ 10.79
    $ 10.79 - $ 10.79
    Current price $ 10.79

    Foster FSS316-5406-04-02, 1/4" Male Pipe x 1/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-04-02 is a 316 stainless steel NPT Pipe fitting: 1/4" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 13.49
    Original price $ 13.49 - Original price $ 13.49
    Original price $ 13.49
    Current price $ 10.79
    $ 10.79 - $ 10.79
    Current price $ 10.79
    Save 20% Save %
  • Original price $ 16.89
    Original price $ 16.89 - Original price $ 16.89
    Original price $ 16.89
    Current price $ 13.49
    $ 13.49 - $ 13.49
    Current price $ 13.49

    Foster FSS316-5406-06-02, 3/8" Male Pipe x 1/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-06-02 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 16.89
    Original price $ 16.89 - Original price $ 16.89
    Original price $ 16.89
    Current price $ 13.49
    $ 13.49 - $ 13.49
    Current price $ 13.49
    Save 20% Save %
  • Original price $ 17.69
    Original price $ 17.69 - Original price $ 17.69
    Original price $ 17.69
    Current price $ 14.19
    $ 14.19 - $ 14.19
    Current price $ 14.19

    Foster FSS316-5406-06-04, 3/8" Male Pipe x 1/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-06-04 is a 316 stainless steel NPT Pipe fitting: 3/8" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 17.69
    Original price $ 17.69 - Original price $ 17.69
    Original price $ 17.69
    Current price $ 14.19
    $ 14.19 - $ 14.19
    Current price $ 14.19
    Save 20% Save %
  • Original price $ 20.69
    Original price $ 20.69 - Original price $ 20.69
    Original price $ 20.69
    Current price $ 16.59
    $ 16.59 - $ 16.59
    Current price $ 16.59

    Foster FSS316-5406-08-02, 1/2" Male Pipe x 1/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-08-02 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 20.69
    Original price $ 20.69 - Original price $ 20.69
    Original price $ 20.69
    Current price $ 16.59
    $ 16.59 - $ 16.59
    Current price $ 16.59
    Save 20% Save %
  • Original price $ 20.69
    Original price $ 20.69 - Original price $ 20.69
    Original price $ 20.69
    Current price $ 16.59
    $ 16.59 - $ 16.59
    Current price $ 16.59

    Foster FSS316-5406-08-04, 1/2" Male Pipe x 1/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-08-04 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 20.69
    Original price $ 20.69 - Original price $ 20.69
    Original price $ 20.69
    Current price $ 16.59
    $ 16.59 - $ 16.59
    Current price $ 16.59
    Save 20% Save %
  • Original price $ 21.49
    Original price $ 21.49 - Original price $ 21.49
    Original price $ 21.49
    Current price $ 17.19
    $ 17.19 - $ 17.19
    Current price $ 17.19

    Foster FSS316-5406-08-06, 1/2" Male Pipe x 3/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-08-06 is a 316 stainless steel NPT Pipe fitting: 1/2" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 21.49
    Original price $ 21.49 - Original price $ 21.49
    Original price $ 21.49
    Current price $ 17.19
    $ 17.19 - $ 17.19
    Current price $ 17.19
    Save 20% Save %
  • Original price $ 32.99
    Original price $ 32.99 - Original price $ 32.99
    Original price $ 32.99
    Current price $ 26.39
    $ 26.39 - $ 26.39
    Current price $ 26.39

    Foster FSS316-5406-12-02, 3/4" Male Pipe x 1/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-12-02 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 32.99
    Original price $ 32.99 - Original price $ 32.99
    Original price $ 32.99
    Current price $ 26.39
    $ 26.39 - $ 26.39
    Current price $ 26.39
    Save 20% Save %
  • Original price $ 32.99
    Original price $ 32.99 - Original price $ 32.99
    Original price $ 32.99
    Current price $ 26.39
    $ 26.39 - $ 26.39
    Current price $ 26.39

    Foster FSS316-5406-12-04, 3/4" Male Pipe x 1/4" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-12-04 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/4" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 32.99
    Original price $ 32.99 - Original price $ 32.99
    Original price $ 32.99
    Current price $ 26.39
    $ 26.39 - $ 26.39
    Current price $ 26.39
    Save 20% Save %
  • Original price $ 32.99
    Original price $ 32.99 - Original price $ 32.99
    Original price $ 32.99
    Current price $ 26.39
    $ 26.39 - $ 26.39
    Current price $ 26.39

    Foster FSS316-5406-12-06, 3/4" Male Pipe x 3/8" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-12-06 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 3/8" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 32.99
    Original price $ 32.99 - Original price $ 32.99
    Original price $ 32.99
    Current price $ 26.39
    $ 26.39 - $ 26.39
    Current price $ 26.39
    Save 20% Save %
  • Original price $ 33.79
    Original price $ 33.79 - Original price $ 33.79
    Original price $ 33.79
    Current price $ 26.99
    $ 26.99 - $ 26.99
    Current price $ 26.99

    Foster FSS316-5406-12-08, 3/4" Male Pipe x 1/2" Female Pipe, 316 Stainless

    In stock

    The Foster FSS316-5406-12-08 is a 316 stainless steel NPT Pipe fitting: 3/4" Male Pipe x 1/2" Female Pipe. Machined for leak-tight fluid-power conn...

    View full details
    Original price $ 33.79
    Original price $ 33.79 - Original price $ 33.79
    Original price $ 33.79
    Current price $ 26.99
    $ 26.99 - $ 26.99
    Current price $ 26.99
    Save 20% Save %