{"product_id":"5300-vak","title":"Mastercool 5300-VAK — Valve Assembly Knob 53000 - # 2","description":"\u003ch1\u003eMastercool 5300-VAK — Valve Assembly Knob for Nitrogen Pressure Regulators\u003c\/h1\u003e\u003cp\u003eGenuine replacement valve assembly knob (Part #2) for Mastercool nitrogen pressure regulators models 53001, 53002, 53003, 53004, 53005, and 53006. Precision-engineered component ensures smooth, reliable valve operation for accurate nitrogen pressure control during leak testing and system pressurisation.\u003c\/p\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Mastercool Part\u003c\/strong\u003e – OEM quality replacement component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart #2 in Assembly\u003c\/strong\u003e – Valve assembly knob from official parts breakdown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Fit\u003c\/strong\u003e – Compatible with all 53001-53006 nitrogen regulators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering\u003c\/strong\u003e – Ensures smooth valve operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction\u003c\/strong\u003e – Built to Mastercool professional standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement\u003c\/strong\u003e – Exact fit for original component\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eModel: 5300-VAK\u003c\/li\u003e\n\u003cli\u003eType: Valve assembly knob\u003c\/li\u003e\n\u003cli\u003ePart Number: #2 (from repairable parts breakdown)\u003c\/li\u003e\n\u003cli\u003eCompatible Models: 53001, 53002, 53003, 53004, 53005, 53006\u003c\/li\u003e\n\u003cli\u003eApplication: Nitrogen pressure regulators\u003c\/li\u003e\n\u003cli\u003eSKU: 5300-VAK\u003c\/li\u003e\n\u003cli\u003eHS Code: 84818099\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eComplete Nitrogen Regulator Replacement Parts:\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAll Repairable Components Available:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart #1: \u003ca href=\"\/products\/mastercool-5300-van-valve-assembly-nut-nitrogen-regulator-part-1\"\u003e5300-VAN — Valve Assembly Nut\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart #2: \u003ca href=\"\/products\/5300-vak\"\u003e5300-VAK — Valve Assemble Knob\u003c\/a\u003e (this part)\u003c\/li\u003e\n\u003cli\u003ePart #3: \u003ca href=\"\/products\/mastercool-5300-kc-knob-cap-nitrogen-regulator-part-3\"\u003e5300-KC — Knob Cap\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart #4: \u003ca href=\"\/products\/mastercool-5300-va-valve-assembly-nitrogen-regulator-part-4\"\u003e5300-VA — Valve Assembly\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart #5: \u003ca href=\"\/products\/mastercool-5300-fa-1-4-flare-adapter-nitrogen-regulator-part-5\"\u003e5300-FA — 1\/4\" Flare Adapter\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart #6: \u003ca href=\"\/products\/mastercool-5300-tb-t-bar-nitrogen-regulator-part-6\"\u003e5300-TB — T\" Bar\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart #7: \u003ca href=\"\/products\/mastercool-5300-rps-regulator-pressure-screw-nitrogen-part-7\"\u003e5300-RPS — Regulator Pressure Screw\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible Nitrogen Regulators:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e53001 (pictured) — Nitrogen Pressure Regulator\u003c\/li\u003e\n\u003cli\u003e53002 — Nitrogen Pressure Regulator\u003c\/li\u003e\n\u003cli\u003e53003 — Nitrogen Pressure Regulator\u003c\/li\u003e\n\u003cli\u003e53004 — Nitrogen Pressure Regulator\u003c\/li\u003e\n\u003cli\u003e53005 — Nitrogen Pressure Regulator\u003c\/li\u003e\n\u003cli\u003e53006 — Nitrogen Pressure Regulator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNitrogen regulator maintenance and repair\u003c\/li\u003e\n\u003cli\u003eValve assembly servicing\u003c\/li\u003e\n\u003cli\u003eReplacement of worn or damaged knobs\u003c\/li\u003e\n\u003cli\u003eLeak testing equipment maintenance\u003c\/li\u003e\n\u003cli\u003eSystem pressurisation equipment repair\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Replace Your Valve Knob?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorn Threads\u003c\/strong\u003e – Difficulty adjusting pressure smoothly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamaged Knob\u003c\/strong\u003e – Cracks or breaks affecting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreventive Maintenance\u003c\/strong\u003e – Replace before failure occurs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Standards\u003c\/strong\u003e – Maintain equipment reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation:\u003c\/h2\u003e\u003cp\u003eThe valve assembly knob is part of the main valve assembly mechanism. Refer to the nitrogen regulator repairable parts breakdown diagram for proper assembly sequence. Ensure all components are properly seated and threaded for reliable pressure control.\u003c\/p\u003e\u003ch2\u003eNitrogen Regulator Maintenance:\u003c\/h2\u003e\u003cp\u003eRegular inspection and replacement of worn components ensures accurate pressure control and safe operation. The valve assembly knob is a critical component for smooth pressure adjustment during nitrogen leak testing and system pressurisation operations.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGenuine Mastercool replacement part\u003c\/strong\u003e for maintaining nitrogen pressure regulator performance and reliability. Part #2 from official repairable parts breakdown for models 53001-53006.\u003c\/p\u003e","brand":"Mastercool","offers":[{"title":"Default Title","offer_id":57164062982521,"sku":"5300-VAK","price":10.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0158\/3481\/files\/53001PartsImage.png?v=1777442485","url":"https:\/\/www.airconspares.com\/products\/5300-vak","provider":"Airconspares.com","version":"1.0","type":"link"}