3-1/2 Inch NC38 Forged Tool Joint
3-1/2 inch NC38 numerical connection forged tool joint for conventional vertical oil/gas drilling with standard drill pipe sizes. Covered by HTS 8431.43.8020 as parts for oilfield sinking machinery.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If vertical shaft sinking equipment
Non-oil boring excludes field-specific provisions.
If machined but non-forged construction
Machined steel articles rather than forgings.
If as bit subs or crossover joints
Subs classified separately from standard tool joints.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Confirm NC38 thread form with VAM or Grant Prideco specs if proprietary
• Weight certifications critical for 3-1/2" range pipe calculations
Related Products under HTS 8431.43.80.20
Sour Service Forged Tool Joint
Forged tool joint certified for sour service (H2S environments) in oil/gas wells containing hydrogen sulfide, made from NACE MR0175 compliant steel. HTS 8431.43.8020 includes these specialized oilfield connections.
Forged API Reg Tool Joint
A forged tool joint with API Regular thread configuration, designed for connecting drill pipe sections in oil and gas drilling operations. It falls under HTS 8431.43.8020 as a part for boring or sinking machinery of subheading 8430.41 or 8430.49, specifically tool joints for oil and gas field machinery.
Premium NC50 Forged Tool Joint
Premium-class forged tool joint with NC50 numerical connection threads, used in high-torque oilfield drilling to join heavy-weight drill pipes. Classified under HTS 8431.43.8020 for tool joints of oil and gas field boring machinery.
XH-39 XH Tool Joint
Extra-heavy XH-39 tool joint forged for connecting drill collars in deep oil and gas wells, providing superior strength and fatigue resistance. It qualifies under HTS 8431.43.8020 as a forged tool joint for oilfield sinking machinery.
4-1/2 Inch FH Forged Tool Joint
4-1/2 inch Full Hole (FH) forged tool joint optimized for large-diameter oil and gas drilling operations, featuring internal/external upset for maximum flow. Falls under HTS 8431.43.8020 as parts of 8430.41 oilfield machinery.
5-1/2 Inch 29/32 FH Tool Joint
Heavy-duty 5-1/2 inch tool joint with 29/32 Full Hole pin/box connections for offshore oil drilling platforms, forged from high-strength alloy steel. Classified in HTS 8431.43.8020 for oil and gas field tool joints.