SFL51602 Safety Access Locking Cap 5/16 Inch 2 PK for HVAC Refrigerant Gas

Features/Benefits: Compatible with R12 R22 R134A R404A R410A and other refrigerants. No tools required- simply tighten by hand Locking Key Included Nylon PC material withstands weather extremes and is UV and corrosion resistant. Resistant to fat grease oils and solvents. Protects against potential liability in regard to inhalation injures or deaths Part of our SUPCO TradeFox Technician-Invented product line Meets IRC M1411.6 and IMC1101.10 for tamper resistance Specifications: Size: .3125 Temperature Range: -40 to 257 degrees F