{"product_id":"mastercool-5300-kc-knob-cap-nitrogen-regulator-part-3","title":"Mastercool 5300-KC Knob Cap Nitrogen Regulator Part #3","description":"\u003ch1\u003eMastercool 5300-KC — Knob Cap for Nitrogen Pressure Regulators\u003c\/h1\u003e\u003cp\u003eGenuine replacement knob cap (Part #3) for Mastercool nitrogen pressure regulators models 53001, 53002, 53003, 53004, 53005, and 53006. Precision-engineered protective cap ensures knob protection and reliable 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 #3 in Assembly\u003c\/strong\u003e – Knob cap 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\u003eProtective Design\u003c\/strong\u003e – Shields knob from damage and contamination\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-KC\u003c\/li\u003e\n\u003cli\u003eType: Knob cap\u003c\/li\u003e\n\u003cli\u003ePart Number: #3 (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\u003eMaterial: Plastic\/protective material\u003c\/li\u003e\n\u003cli\u003eSKU: 5300-KC\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\n\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 (this part)\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\u003eKnob protection and replacement\u003c\/li\u003e\n\u003cli\u003eReplacement of worn, cracked, or missing caps\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 Knob Cap?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCracked or Broken\u003c\/strong\u003e – Damaged cap no longer protects knob\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMissing Cap\u003c\/strong\u003e – Lost during service or transport\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorn Material\u003c\/strong\u003e – Degraded plastic affecting fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreventive Maintenance\u003c\/strong\u003e – Replace before failure occurs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation:\u003c\/h2\u003e\u003cp\u003eThe knob cap fits over the valve assembly knob to provide protection from damage and contamination. Simply press the cap onto the knob ensuring it seats properly. Refer to the nitrogen regulator repairable parts breakdown diagram for proper assembly.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGenuine Mastercool replacement part\u003c\/strong\u003e for maintaining nitrogen pressure regulator performance and reliability. Part #3 from official repairable parts breakdown for models 53001-53006.\u003c\/p\u003e","brand":"Mastercool","offers":[{"title":"Default Title","offer_id":57165694042489,"sku":"5300-KC","price":8.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0158\/3481\/files\/53001PartsImage_08200ddf-601d-46d7-9d8a-adc7a866494d.png?v=1777449964","url":"https:\/\/www.airconspares.com\/products\/mastercool-5300-kc-knob-cap-nitrogen-regulator-part-3","provider":"Airconspares.com","version":"1.0","type":"link"}