{"product_id":"ansul-sentry-asv5-valve-stem-oem-054227","title":"Ansul OEM Sentry ASV5 Valve Stem - 054227","description":"\u003cbody\u003e\n\n\n\u003cmeta charset=\"UTF-8\"\u003e\n\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003ctitle\u003eAnsul 054227 ASV5 Short-Profile Valve Stem | 2.5 lb. \u0026amp; 5 lb. Sentry Series\u003c\/title\u003e\n\u003cstyle\u003e\n  .product-section {\n    max-width: 100%;\n    margin: 2rem 0;\n    font-family: Arial, sans-serif;\n    color: #333;\n  }\n  .accordion-item {\n    border-bottom: 1px solid #ddd;\n  }\n  .accordion-header {\n    display: flex;\n    justify-content: space-between;\n    align-items: center;\n    padding: 2rem 0;\n    cursor: pointer;\n    background: none;\n    border: none;\n    width: 100%;\n    text-align: left;\n    color: #333;\n  }\n  .accordion-title {\n    font-size: 1.5rem;\n    font-weight: 500;\n  }\n  .accordion-icon {\n    font-size: 1.5rem;\n  }\n  .accordion-item.active .accordion-icon {\n    transform: rotate(180deg);\n  }\n  .accordion-content {\n    max-height: 0;\n    overflow: hidden;\n  }\n  .accordion-item.active .accordion-content {\n    max-height: none;\n  }\n  .accordion-content-inner {\n    font-size: 1.4rem;\n    line-height: 1.7;\n    color: #555;\n    padding-bottom: 2rem;\n  }\n  .specs-table {\n    width: 100%;\n    border-collapse: collapse;\n  }\n  .specs-table th,\n  .specs-table td {\n    border: 1px solid #ddd;\n    padding: 0.75rem 1rem;\n    text-align: left;\n    font-size: 1.4rem;\n  }\n  .specs-table th {\n    font-weight: 600;\n    color: #333;\n  }\n  .accordion-content-inner h3 {\n    font-size: 1.5rem;\n    font-weight: 500;\n    margin: 1.5rem 0 0.5rem;\n    color: #333;\n  }\n\u003c\/style\u003e\n\n\n\n\u003cdiv class=\"product-section\"\u003e\n\n  \u003c!-- Section 1: Product Overview --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eProduct Overview\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cp\u003eThe Ansul 054227 (also documented as 54227) is a precision-engineered short-profile valve stem designed specifically for the ASV5 seal ecosystem. While universal stems serve larger full-sized units, the 054227 is tailored to the shallow valve seat depth of 2.5 lb. and 5 lb. models. This specialized component acts as the primary SY-0515 discharge mechanism, facilitating the release of dry chemical or Halon 1211 agents in 1.1 kg and 2.3 kg extinguisher service environments.\u003c\/p\u003e\n        \u003cp\u003eConstructed from high-strength machined metal, the compact 1-5\/8 inch stem offers superior resistance to the abrasive scouring of chemical powders. It is a critical component for 2.5 lb. and 5 lb. Sentry maintenance during the mandatory 6-year teardown. Its integrated elastomer is calibrated for 195 PSI charge stability, ensuring the unit remains leak-proof even when subjected to high-vibration cabinet mounting in hand-portable marine safety applications. Utilizing this SY-series internal mechanism ensures localized fire defense assets maintain factory-rated discharge velocity without the risk of slow-leaker depressurization.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 2: Applications \u0026 Use Cases --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eApplications \u0026amp; Use Cases\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cp\u003eThe 054227 is purpose-built for ASV5 valve body platforms in compact extinguisher configurations. Key deployment contexts include:\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003e\n\u003cstrong\u003eHand-portable marine safety:\u003c\/strong\u003e The 195 PSI charge stability and resistance to vibration-induced depressurization make the 054227 the correct stem for 2.5 lb. and 5 lb. units mounted in marine cabinets and vessel safety kits.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eSmall office environments:\u003c\/strong\u003e Compact extinguishers in server closets, reception areas, and small offices rely on the short-profile ASV5 stem for reliable long-term storage and fast discharge when needed.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eDry chemical service (SY-02 and SY-05 models):\u003c\/strong\u003e The 054227 is approved for SY-0212, SY-0215, and SY-0515 valve repair across the ABC and BC dry chemical agent range.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eHalon 1211 clean agent service:\u003c\/strong\u003e Chemically compatible with refrigerant-based Halon 1211, the 054227 is the correct stem for SY-0241 and SY-0242 valve assemblies.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003e6-year internal maintenance and recharge:\u003c\/strong\u003e Any time an ASV5 unit is disassembled for inspection or recharge, the 054227 must be replaced per NFPA 10 requirements.\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 3: Technical Specifications --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eTechnical Specifications\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003ctable class=\"specs-table\"\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth\u003eFeature\u003c\/th\u003e\n              \u003cth\u003eDetails\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003ePart Number\u003c\/td\u003e\n              \u003ctd\u003eAnsul 054227 (54227)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eStem Profile\u003c\/td\u003e\n              \u003ctd\u003eShort-Profile Valve Stem\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eLength\u003c\/td\u003e\n              \u003ctd\u003e1-5\/8 Inch\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eDry Chemical Use\u003c\/td\u003e\n              \u003ctd\u003eSY-0212, SY-0215, SY-0515 Valve Repair\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eClean Agent Use\u003c\/td\u003e\n              \u003ctd\u003eHalon 1211 (SY-0241, SY-0242)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eOperating Pressure\u003c\/td\u003e\n              \u003ctd\u003e195 PSI (13.4 bar)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eApplication\u003c\/td\u003e\n              \u003ctd\u003eHand-Portable Marine Safety \/ Small Office\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 4: Installation \u0026 Safety --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eInstallation \u0026amp; Safety\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cp\u003e\u003cstrong\u003eStem length verification is critical:\u003c\/strong\u003e The 054227 measures 1-5\/8 inches, compared to the ASV4 stem (024489) which measures 2-1\/8 inches. Installing the incorrect length compromises the mechanical throw of the handle. A stem that is too long will prevent the valve from seating after discharge; a stem that is too short will fail to initiate agent release entirely. Always confirm the valve body series before beginning service.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eSpring inspection and replacement:\u003c\/strong\u003e The 054227 is sold as a stem and seal assembly only and does not include the internal spring. During each 5 lb. or 2.5 lb. Sentry maintenance cycle, inspect the stainless steel spring (P\/N 25702) for fatigue or corrosion. If the spring retains factory tension, it may be reused. If there is any sign of fatigue, it must be replaced to ensure the stem re-seats properly after intermittent discharge.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eLubrication protocol:\u003c\/strong\u003e Apply a light coating of Visilox V-711 silicone lubricant to the stem's O-rings before installation. This prevents shear damage to the elastomer as it passes through the valve body threads and ensures a gas-tight seal through the next full service cycle.\u003c\/p\u003e\n        \u003cp\u003e\u003cstrong\u003eASV5 valve body compatibility only:\u003c\/strong\u003e The 054227 is approved for use only in ASV5 valve body configurations. Confirm the unit utilizes the ASV5 platform before installing this stem, regardless of extinguisher weight class.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 5: FAQ --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eFAQ\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n\n        \u003ch3\u003eHow do I distinguish the ASV5 (054227) stem from the ASV4 (024489) stem?\u003c\/h3\u003e\n        \u003cp\u003eThe definitive identifier is physical length. The 054227 features a compact 1-5\/8 inch stem for smaller valve castings, while the ASV4 (024489) is a long-style stem measuring 2-1\/8 inches. Installing the incorrect length will compromise the mechanical throw of the handle. A stem that is too long will prevent the valve from seating, while a stem that is too short will fail to discharge the agent.\u003c\/p\u003e\n\n        \u003ch3\u003eIs this stem compatible with both Halon and dry chemical units?\u003c\/h3\u003e\n        \u003cp\u003eYes. The 054227 is approved for use across the Sentry spectrum. It is chemically compatible with refrigerant-based Halon 1211 and the powder-based SY-02 and SY-05 model series, provided the unit utilizes the ASV5 valve body.\u003c\/p\u003e\n\n        \u003ch3\u003eDoes the 054227 assembly include the internal spring?\u003c\/h3\u003e\n        \u003cp\u003eGenerally, no. The 054227 is sold as the stem and seal assembly only. Standard professional protocol is to inspect the existing stainless steel spring (P\/N 25702) for fatigue or corrosion during the service cycle. If the spring retains factory tension it may be reused; otherwise it must be replaced to ensure the stem re-seats properly after intermittent discharge.\u003c\/p\u003e\n\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function() {\n  const headers = document.querySelectorAll('.accordion-header');\n  headers.forEach(header =\u003e {\n    header.addEventListener('click', function() {\n      this.parentElement.classList.toggle('active');\n    });\n  });\n});\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Ansul 054227 ASV5 Short-Profile Valve Stem\",\n  \"description\": \"Short-profile valve stem for the Ansul Sentry ASV5 series, compatible with 2.5 lb. and 5 lb. extinguisher models. Approved for dry chemical (SY-0212, SY-0215, SY-0515) and Halon 1211 clean agent (SY-0241, SY-0242) service. 1-5\/8 inch stem length. 195 PSI operating pressure. 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