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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 | Part No. | Availability | Partner Available | Price | Hose Inner Tube Material | Package Type | Media | Minimum Bend Radius | Cover Material | Specifications Met | Minimum Operating Temperature | Application | Maximum Operating Pressure | Outside Diameter | Cover Structure | Weight | Hose Reinforcement Material | Length per Package | Division | Maximum Operating Temperature | Inside Diameter | Cover Color | Hose I.D. (inch) | Maximum Working Pressure (psi) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7121-38200 | Quote Required | TBD | Black | Reel | Industrial Gases (Oxygen) | 4 inch | Ethylene Propylene Diene Monomer (EPDM) | ARPM IP-7 | -40 °C | Welding | 13.8 bar | 0.660 inch | Longitudinal Ribs | 0.21 kg/m | 2 Plies of Textile | 700 ft | Hose Products Division | 200 °F | 3/8 inch | Green | 3/8 | 200 | ||
| 7121-50200 | Quote Required | 392 In Stock | $4.69/each | Ethylene Propylene Diene Monomer (EPDM) | Reel | Industrial Gases (Oxygen) | 5 inch | Ethylene Propylene Diene Monomer (EPDM) | ARPM IP-7 | -40 °C | Welding | 13.8 bar | 22.2 mm | Longitudinal Ribs | 0.26 lb/ft | 4 Plies of Textile | 500 ft | Hose Products Division | 200 °F | 1/2 inch | Green | 1/2 | 200 |