York International Corporation 02616556000 Sight Plug

The York 02616556000 Replacement Sight Plug provides direct visual access for monitoring fluid levels and internal conditions in HVAC equipment. Designed for inline, system-mounted installations in York chillers and compressors, it features a threaded plug with an industrial-grade metal body and a sight glass to reveal oil or refrigerant levels. Used in commercial and industrial cooling systems during repair, retrofit, expansion, or replacement, this part helps maintain proper sealing and visibility. Technical specifications: MPN 026 16556 000; Brand York; Product Type Replacement Sight Plug; Function Visual inspection and sealing; Material Industrial-grade metal with sight glass; Connection Type Threaded plug; Mounting Type Inline/system-mounted; Compatibility York chiller and compressor systems.