{"product_id":"sargent-12-8910j-fire-rated-mortise-exit-device-exit-only-for-37-42-dr-widths","title":"Sargent 12-8910J Fire Rated Mortise Exit Device, Exit Only, For 37-42\" Dr Widths","description":"\u003ch2\u003eSargent 12-8910J Fire Rated Mortise Exit Device, Exit Only, For 37-42\" Dr Widths\u003c\/h2\u003e\u003cp\u003eThe Sargent 12-8910J is a fire rated mortise exit device built for reliable egress on commercial and institutional openings. Designed for exit-only applications, it fits door widths ranging from 37 to 42 inches and uses a mortise lock body for strong, dependable latching. As a fire rated device, it supports code compliance on labeled door assemblies where positive latching is required. The 12- prefix indicates a fire rated configuration, while the J designation reflects the device trim and function. Ideal for schools, hospitals, offices, and other high-traffic facilities, this Sargent device balances durability, security, and smooth daily operation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFire rated mortise exit device suitable for labeled door assemblies.\u003c\/li\u003e\n\u003cli\u003eExit-only configuration provides free egress without outside trim.\u003c\/li\u003e\n\u003cli\u003eSized to fit door widths of 37 to 42 inches.\u003c\/li\u003e\n\u003cli\u003eMortise lock body delivers secure, positive latching.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty construction built for demanding commercial traffic.\u003c\/li\u003e\n\u003cli\u003ePart of Sargent's respected 8900 series exit device line.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFunctional Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAs an exit-only device, the 12-8910J allows immediate egress by depressing the push rail, which retracts the mortise latch and releases the door. There is no outside operating trim, so the opening cannot be entered from the exterior unless separately keyed hardware is specified.\u003c\/p\u003e\u003ch4\u003eProduct Specifications\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSargent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12-8910-J\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8900 Mortise Exit Device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMortise Exit Device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExit Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFire Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eANSI\/BHMA Grade 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDoor Width Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e37\" to 42\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUL Listing Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL Listed for Fire Door Assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eANSI Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eANSI\/BHMA A156.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLimited Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eManufacturer Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMortise Latch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatchbolt Throw\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSized for 37\" to 42\" door 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