4-in-1 Vacuum Pump Caps Kit, 1/2" Acme, 1/4" SAE, 1/2" SAE, and 3/8" SAE | Anti-leakage Vacuum Caps Fits Most HVAC Vacuum Pumps, Durable Brass Vacuum Pump Accessories with Practical Plastic Loop

【Premium Brass Construction】Our vacuum pump caps are precision-machined from brass for long-lasting durability and corrosion resistance. These essential vacuum pump parts for HVAC and refrigeration work, each vacuum pump cap creates a tight seal to block dust, debris, and moisture from pump intake and exhaust ports while your unit is idle

【Complete Vacuum Pump Caps Kit】These vacuum pump caps kit includes four widely-used sizes—1/2" Acme, 1/4" SAE, 1/2" SAE, and 3/8" SAE, fitting standard vacuum pump ports on the market. Whether you need a dedicated 1/2 acme cap for your AC line or 3/8" SAE caps for your pump body, this one‑stop complete vacuum pump caps kit covers all your connection needs

【Vacuum Pump Cap Kit Application Scenarios】These vacuum caps fit most vacuum pump，for cps pump, Fieldpiece pump and Yellow Jacaket pumps etc. Bonus lobster-clasp keychain for anti-lost storage ideal for HVAC technicians, fits multiple port sizes with reliable sealing performance

【Vacuum Pump Caps with Practical Plastic Loop】This complete vacuum pump caps kit features 4 brass caps (1/2" Acme, 1/4" SAE, 1/2" SAE, 3/8" SAE) secured on a plastic connecting loop plus an extra lobster-clasp key chain. The heavy-duty clasp attaches firmly to tool bags, belts or equipment cases. Keep your vacuum pump caps secured and prevent lost caps at every jobsite

【12-Month Warranty & Hassle-free Support】We stand behind our hvac vacuum pump accessories with a 12-month warranty