PME Grade D Rotary Drilling Hoses Built for North American Oilfields

For North American drilling sites—from the Permian Basin to the Bakken, PME API Spec 7K Grade D Drilling Hoses are engineered to withstand 5000 Psi working pressures and 7500 Psi test pressure, ensuring our clients’ rig maintains maximum uptime.

Both hoses feature a 3″ Inner Diameter and a 72-foot length, specifically designed for flexible connections between the standpipe and the swivel (Rotary Hose) or between the pump and the standpipe (Vibrator Hose).

Core Specifications:

Grade: API 7K Grade D

Working Pressure (W/P): 5,000 psi

Test Pressure: 7,500 psi

Durability: High-grade synthetic rubber resistant to oil, abrasion, and North American weather

Compare Your Options: Flanged vs. NPT Threaded

Choosing the right connection is critical for safety and site compatibility.

We offer two primary configurations for our 3″ x 72′ Grade D hoses:

Feature	Option 1: Flanged Connection	Option 2: NPT Threaded Connection
Coupling Type	4-1/16” 5K Fixed Flanges	4” NPT Male x Male
Best For	High-vibration, high-security connections	Quick installation and compatibility with standard piping
Application	Permanent rig setups and standpipe manifolds	General drilling fluid transfer

Applications in North America

Designed specifically for the Land Drilling and Workover Rig markets in the USA and Canada, these hoses are ideal for:

Standard rotary drilling operations.

Pumping abrasive drilling mud at high volumes.

Connecting mud pump manifolds where flexibility is required to dampen vibration.

PME Sales Team

Tel: +86 21 5837 2350

Cell/WhatsApp: +86 138 1899 0736

Email: contact@pmeindustrial.com

Site: www.pmeindustrial.com

2026-01-15