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ENGINEERING RESOURCES

Approvals/Specifications/Certifications

WARD FITTINGS

Malleable Iron Threaded Fittings

  • Standard Class 150 Specifications:

    PDF
    Federal Spec: WWP 521
    MSDS Malleable
    NSF Listing

    NSF 61 Annex G Cert

    Pressure Ratings:
    150 psig – Saturated Steam
    300 psig – At 150 Degrees W. O. G.
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.
  • Extra Heavy Class 300 Specifications:

    PDF
    MSDS Malleable
    NSF Listing

    NSF 61 Annex G Cert

    Pressure Ratings:
    300 psig – Saturated Steam
    ¼ – 1 – 2000 psig – At 150 Degrees W.O.G.
    1 ¼ – 2 – 1500 psig – At 150 Degrees W.O.G.
    2 ½ – 3 – 1000 psig – At 150 Degrees W.O.G.
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.
  • Union Specifications: (Brass to Brass, Brass to Iron, Iron to Iron, Gasket Type, Dielectric Iron to Brass)

    PDF
    Federal Spec: WWP 521
    MSDS Malleable
    NSF Listing

    NSF 61 Annex G Cert

    Pressure Ratings:
    Class 150:
    150 psig – Saturated Steam
    300 psig – At 150 Degrees W.O.G.
    Class 250:
    250 psig – Saturated Steam
    500 psig – At 150 Degrees W.O.G.
    Class 300:
    300 psig – Saturated Steam
    600 psig – At 150 Degrees W.O.G.
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.
  • Top Beam & C-Clamp Specifications: Malleable Iron

    PDF
    MSDS Malleable

    Clamp Range:
    Small mouth Beam Clamp & C-Clamp – ¾
    Large mouth Beam Clamp & C-Clamp – 1 ¼
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.

CAST IRON THREADED FITTINGS

  • Standard Class 125 Specifications:

    PDF
    Federal Spec: WW-P501
    MSDS Grey Cast
    NSF Listing

    NSF 61 Annex G Cert

    Pressure Ratings:
    125 psig – Saturated Steam
    175 psig – At 150 Degrees W. O. G.
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.
  • Plug and Bushing Specifications:

    PDF
    Federal Spec: WW-P-471
    MSDS Grey Cast
    NSF Listing

    NSF 61 Annex G Cert

    Pressure Ratings:
    Malleable:
    150 psig – Saturated Steam
    300 psig – At 150 Degrees W.O.G.
    Cast:
    125 psig – Saturated Steam
    175 psig – At 150 Degrees W.O.G.
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.
  • Drainage Fitting Specifications:

    PDF
    Federal Spec: WWP 521
    MSDS Grey Cast
  • Cast Iron Flange Specifications:

    PDF
    Federal Spec: WW-f-406
    MSDS Grey Cast
    NSF Listing

    NSF 61 Annex G Cert

    Pressure Ratings:
    125 psig – Saturated Steam
    175 psig – At 150 Degrees W.O.G.
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.

WARDLOX PLAIN-END FITTING SPECIFICATIONS

  • PDF
    Housing: Cast Iron to ASTM A126 Class A
    Set Screws: Carbon Steel, Zinc Plated, Self-Locking
    Gastkets:E.P.D.M. to ASTM D-2000 With Temperature Range of -30 to 230
    Threaded Outlets: Conform to ANSI B-1.20.1 Specifications
    Pressure Ratings: 175 psig
    MSDS Grey Cast
    U.L.C. Listed where applicable
    U.L. Listed where applicable
    FM Approved.

TEE-LOX MECHANICAL BRANCH CONNECTOR SPECIFICATIONS

  • PDF
    Housing: Cast Iron to A126 Class A, Ductile to A536
    Gasket: E.P.D.M. to ASTM D-2000
    Hole Size: 1 3/16″
    U-Bolt: Plated High Tensile Steel
    Threaded Outlet: Conform to ANSI/ASME B-1.20.1 Specifications
    Run Sizes: 1 1/4″, 1 1/2″, 2″, 2 1/2
    Outlet Sizes: 1/2″, 3/4″, 1″
    MSDS Grey Cast
    Pressure Ratings: 175 psig
    U.L. Listed where applicable
    FM Approved.

STEEL COUPLINGS

  • Full Standard Merchant Coupling Specifications:

    PDF
    Applications: General purpose, low pressure piping; i.e. water, air, gas and oil lines.
    Thread Type:
    – 1/2″ – 2″ Straight Tapped (NPSC)
    – 2-1/2″ – 4″ Taper Tapped (NPT)
  • Half Standard Merchant Coupling Specifications:

    PDF
    Thread Type:
    – 1/2″ – 2″ Straight Tapped (NPSC)
    – 2-1/2″ – 4″ Taper Tapped (NPT)
    * Half couplings chamfered on one end only, other end is square.