Custom Cast NPT Full Threaded Coupling

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For industrial sourcing

Prepare a clearer RFQ

Include the details below so RELIA can understand the part and discuss the next step with you.

  • Drawing, sample, or reference standard
  • Material grade and preferred process
  • Dimensions, tolerances, and surface finish
  • Application, target quantity, and destination

Production timing, packing, and shipping terms are confirmed for each project after specifications and trade terms are agreed.

Product description
  • warranty
    1 year
    customized support
    OEM, ODM
  • Technic
    Casting
    Connectivity
    Other
  • shape
    Reducing
    head code
    Other
  • Overall Length
    4 in
    Surface Treatment
    Smooth
  • Pressure
    Low Pressure
    System of Measurement
    inch
  • Mounting hole diameter
    0.26 in
    Pipe Features
    Flexible, Corrosion-resistant, Chemical Resistant, Uv Resistant, No additional Features, underground rated
  • Pipe Class
    3000
    Application
    Agricultural Irrigation, Automotive Repair, Heating Systems, Power Industry, Construction Engineering, Shipbuilding, petrochemical industry
  • Thread Types
    NPT

This custom cast NPT coupling is listed as a full threaded fitting. The title combines stainless steel and A105 references, while the sole 10 mm variant is carbon steel. Resolve the material and governing supply specification before assigning a grade or confirming the customization package.

Resolve material and A105 production allocation

State the complete selected material designation, condition and governing document. Clarify whether the ordered supply follows the stainless title or carbon option, with traceability and certificates. The A105 reference should not be treated as a settled grade assignment across conflicting material wording.

Verify how the casting entry relates to the selected specification and actual manufacturing scope. Obtain casting and inspection records and the required conformity evidence. Custom wording does not establish unlimited production capability; confirm feasibility and acceptance for the particular component and order.

Complete full-coupling dimensions and NPT details

Provide a drawing showing the full-coupling arrangement, nominal ends, wall thickness and tolerances. Clarify the Reducing table entry and the dimensional role of the 10 mm option. Allocate the inch-system 4 in length and 0.26 in hole to actual features, with installation clearance and selected availability.

Define the complete NPT designation, engagement, mating parts, sealing and thread examination. Agree measurable Smooth finish criteria, storage protection and delivery inspection. No particular thread compatibility or additional material option is established by the general coupling label.

Set numerical duty and environmental acceptance

Identify the Class 3000 basis at the actual material and temperature without converting it into an assumed operating pressure. Provide medium, numerical duty, cycling, corrosion exposure and loads. Clarify feature claims and any buried installation, obtain relevant flexibility, chemical or UV evidence, and document material/joint acceptance with the resolved drawing, production, threads and testing requirements.

Technical information for every product inquiry

Prepare the requirement before final product confirmation.

The product page is a starting point. Drawings, samples, interfaces, materials, quantities and acceptance requirements are reviewed before stock matching or custom production is confirmed.

Discuss this product in your project context.

Share the available drawing, sample, reference, target quantity and application information. Unknown items can remain open for review.

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