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Grade R Single Line Oxygen Welding Hose, Series 7121
*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.
Parker's Series 7121 Grade R Single Line Oxygen Welding Hose provides excellent service across a wide variety of industrial and commercial applications. The hose is available in long continuous lengths for efficient inventory management and maximum utility at cramped or hard to reach job sites where the gas sources are separated and a twin line is not practical. The green cover is ribbed for easy visual and tactile identification. Series 7121 is a versatile hose for many common industrial welding applications.
Markets:
• Construction
• General Industrial
• Oil & Gas
Features/Benefits:
• Tube: Black EPDM for oxygen compatibility.
• Tube: Non-blooming to minimize the migration of combustible plasticizers and waxes to the surface of the hoses.
• Reinforcement: Multiple textile plies for strength and kink resistance.
• Cover: Green EPDM for abrasion and weathering resistance.
Applications:
- media
• Oxygen
- usage
• Bending
• Brazing
• Cutting
• Fabricating
• Gouging
• Joining
• Piercing
• Preheating
• Post-heating
• Severing
• Soldering
• Straightening
• Surfacing
• Trimming
- setting
• Auto body shops
• Craft shops
• Garages
• Mines
• Oilfield
• Plumber shops
• Railyards
• Salvage
• Scrapyards
• Shipyards
• Steel mills
Industry Standards:
• ARPM IP-7
Safety/Technical:
• Grade R is also suitable for use with inert gas.
| Action | SKU | Availability | Partner Available | Price | UOM | Hose I.D. (inch) | Maximum Working Pressure (psi) | Division | Application | Media | Maximum Operating Pressure | Maximum Operating Temperature | Minimum Operating Temperature | Specifications Met | Weight | Outside Diameter | Cover Material | Inside Diameter | Minimum Bend Radius | Hose Inner Tube Material | Hose Reinforcement Material | Cover Color | Package Type | Length per Package | Cover Structure |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7121-19200 | Backordered | Backordered | POR | FT | 3/16 | 200 | Hose Products Division | Welding | Industrial Gases (Oxygen) | 200 | 200 | -40 | ARPM IP-7 | 0.08 | 0.440 | Ethylene Propylene Diene Monomer (EPDM) | 3/16 | 2 | Ethylene Propylene Diene Monomer (EPDM) | 2 Plies of Textile | Green | Reel | 800 | Longitudinal Ribs | |
| 7121-25200 | Backordered | Backordered | POR | FT | 1/4 | 200 | Hose Products Division | Welding | Industrial Gases (Oxygen) | 200 psi | 93 °C | -40 °C | ARPM IP-7 | 0.1 lb/ft | 13.5 mm | Ethylene Propylene Diene Monomer (EPDM) | 1/4 inch | 63.5 mm | Ethylene Propylene Diene Monomer (EPDM) | 2 Plies of Textile | Green | Reel | 800 ft | Longitudinal Ribs | |
| 7121-31200 | Backordered | Backordered | POR | FT | 5/16 | 200 | Hose Products Division | Welding | Industrial Gases (Oxygen) | 200 psi | 93 °C | -40 °C | ARPM IP-7 | 0.06 kg | 0.590 inch | Ethylene Propylene Diene Monomer (EPDM) | 7.9 mm | 3 inch | Black | 2 Plies of Textile | Green | Reel | 750 ft | Longitudinal Ribs | |
| 7121-38200 | Backordered | Backordered | POR | FT | 3/8 | 200 | Hose Products Division | Welding | Industrial Gases (Oxygen) | 13.8 bar | 200 °F | -40 °C | ARPM IP-7 | 0.21 kg/m | 0.660 inch | Ethylene Propylene Diene Monomer (EPDM) | 3/8 inch | 4 inch | Black | 2 Plies of Textile | Green | Reel | 700 ft | Longitudinal Ribs | |
| 7121-50200 | Backordered | 392 in stock | POR | FT | 1/2 | 200 | Hose Products Division | Welding | Industrial Gases (Oxygen) | 13.8 bar | 200 °F | -40 °C | ARPM IP-7 | 0.26 lb/ft | 22.2 mm | Ethylene Propylene Diene Monomer (EPDM) | 1/2 inch | 5 inch | Ethylene Propylene Diene Monomer (EPDM) | 4 Plies of Textile | Green | Reel | 500 ft | Longitudinal Ribs |