FEATURES * 10 per package * Material: Brass * Hex Plug with #10-32 Male Thread * Fits: #10-32 Female Threaded Port * Included in Barb Kit (RPI Part #ADK080) & Control Block Kit (Major) (RPI Part #ADK241) FITS: Control Block 300 & 500 series, Foot Control Signal Relay Main Body Valve, and Water Coolant Relay Assembly (A-dec Part #38.1810.00) MODEL(S) THIS PART FITS: Air and Water Shut-Off Valve, Air Operated (OEM Part #30-0330-00), Air Bleed Manifold, Barbs, Clamps & Sleeves, Control Block 300 Series (OEM Part #38.1831.00), Control Block 500 Series (OEM Part #38.1776.00)