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BFX-U SAE Single-Part Flange with Female UN/UNF Thread

The specifications listed for the SAE Single-Part Flange with Female UN / UNF Thread: Type BFX-U 3,000 PSI & 6,000 PSI Series are dependent upon the size/option chosen.

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  • Specifications
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    Mechanical - 3,000 PSI

    Nominal Size: DN 13 to 38 -
    Nominal Size: Inches 1/2 to 1-1/2 -
    PN (bar/PSI) - 8.8 350/5,075 to 200/2,900 The maximum working pressure PN (bar/PSI) applies only to the flange itself and depends on the bolts used (Grade 8.8 / 10.9). The actual maximum working pressure depends on the thickness and the quality of the tube used.
    PN (bar/PSI) - 10.9 (MH) 350/5,075 to 200/2,900 -
    Dimensions (mm/in) - ∅A 13.00/0.51 to 38.00/1.50 -
    Dimensions (mm/in) - D 16.00/0.63 to 25.00/0.98 -
    Dimensions (mm/in) - F 47.00/1.85 to 79.00/3.11 -
    Dimensions (mm/in) - G 57.00/2.24 to 96.00/3.78 -
    Dimensions (mm/in) - H 17.50/0.69 to 35.7/1.41 -
    Dimensions (mm/in) - I 38.10/1.50 to 69.90/2.75 -
    Dimensions (mm/in) - L 36.00/1.42 to 44.00/1.73 -
    Dimensions (mm/in) - M 14.30/0.56 to 19.00/0.75 -
    Dimensions (mm/in) - T (UN/UNF) 3/4—16 to 1-7/8—12 Alternative options available upon request.
    Dimensions (mm/in) - ∅K 8.70/0.34 to 13.50/0.53 Alternative options available upon request.
    Weight (kg/lbs.) ca. per 100 29.90/65.78 to 107.90/237.38 -
    Bolts: Metric M8x30 to M12x45 Alternative options available upon request.
    Bolts: UNC 5/16—18 UNC x 1-1/4 to 1/2—13 UNC x 1-3/4 For UNC threaded bolts, use hexagon head bolts only; not included.

    Materials - 3,000 PSI

    SAE Single-Part Flange without 0-ring Steel S355J0 or equivalent, blank (oiled) -
    SAE Single-Part Flange without 0-ring Stainless Steel V4A – 1.4404 Available on request
    Kit including Metric bolts 8.8, spring rings, 0-ring NBR (Buna-N®) or FKM (Viton®) -
    Kit including Metric bolts 10.9, spring rings, 0-ring NBR (Buna-N®) -
    Kit including UNC bolts (Grade 8), spring rings, 0-ring NBR (Buna-N®) For UNC threaded bolts, use hexagon head bolts only; not included.

    Mechanical - 6,000 PSI

    Nominal Size: DN 13 to 38 -
    Nominal Size: Inches 1/2 to 1-1/2 -
    PN (bar/PSI) - 8.8 350/5,075 The maximum working pressure PN (bar/PSI) applies only to the flange itself and depends on the bolts used (Grade 8.8 / 10.9). The actual maximum working pressure depends on the thickness and the quality of the tube used.
    PN (bar/PSI) - 10.9 (MH) 400/5,800 -
    Dimensions (mm/in) - ∅A 13.00/0.51 to 38.00/1.50 -
    Dimensions (mm/in) - D 16.50/0.65 to 31.00/1.22 -
    Dimensions (mm/in) - F 47.00/1.85 to 88.00/3.46 -
    Dimensions (mm/in) - G 57.00/2.24 to 108.00/4.25 -
    Dimensions (mm/in) - H 18.20/0.72 to 36.5/1.44 -
    Dimensions (mm/in) - I 40.50/1.59 to 79.40/3.13 -
    Dimensions (mm/in) - L 36.00/1.42 to 51.00/2.01 -
    Dimensions (mm/in) - M 14.30/0.56 to 19.00/0.75 -
    Dimensions (mm/in) - T (UN/UNF) 3/4—16 to 1-7/8—12 Alternative options available upon request.
    Dimensions (mm/in) - ∅K 8.70/0.34 to 17.00/0.67 -
    Weight (kg/lbs.) ca. per 100 29.90/65.78 to 169.90/373.78 -
    Bolts: Metric M8x30 to M12x55 -
    Bolts: UNC 5/16—18 UNC x 1-1/4 to 5/8—11 UNC x 2-1/4 For UNC threaded bolts, use hexagon head bolts only; not included.

    Materials - 6,000 PSI

    SAE Single-Part Flange without 0-ring Steel S355J0 or equivalent, blank (oiled) -
    SAE Single-Part Flange without 0-ring Stainless Steel V4A – 1.4404 Available on request
    Kit including Metric bolts 8.8, spring rings, 0-ring NBR (Buna-N®) or FKM (Viton®) -
    Kit including Metric bolts 10.9, spring rings, 0-ring NBR (Buna-N®) -
    Kit including UNC bolts (Grade 8), spring rings, 0-ring NBR (Buna-N®) For UNC threaded bolts, use hexagon head bolts only; not included.
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