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Repair Parts 850/856 <br />21/2" —10" (65 — 250mm) Double Check / Double Check Detector Assemblies <br />Te <br />Ca <br /># <br />FEBCO® <br />#1 Inlet Shutoff Valve #2 Outlet Shutoff Valve <br />ITEM DESCRIPTION ■ STYLE SIZE 211,"&3"165-8Rmm1 4"1100mm1 6"1150mm1 8"&10"1200-2501 <br />DISCASSEMBLY <br />N-Shape <br />Part# <br />905182 <br />905153 <br />905154 <br />905155 <br />Items 6, 16, 17 <br />Only <br />SINGLE SPRING MODULE <br />850 <br />Part # <br />905142 <br />905143 <br />905144 <br />905145 <br />Items 5.1, 7, 8, 9, 9.1, <br />10, 11, 12, 12.1 <br />856 <br />Part # <br />905147 <br />905148 <br />905149 <br />905150 <br />CHECK REPLACEMENT KIT <br />850 <br />Part# <br />905527 <br />905534 <br />905537 <br />905539 <br />Items 2.1, and 3 - 17 <br />856 <br />Part# <br />905529 <br />905536 <br />905538 <br />905541 <br />SEAT RING/ARM ASSEMBLY <br />ALL <br />Part# <br />905157 <br />905158 <br />905159 <br />905160 <br />Items 3, 3.1, 3.2, 3.4, 4, 4.1, 4.2, 5 <br />RUBBER PARTS KIT <br />ALL <br />Part# <br />905249 <br />905163 <br />905164 <br />905165 <br />Items 2.1, 3.1, 6, 15, 26, <br />35, 35.1, 45, 45.1 <br />COVER ASSEMBLY <br />With Bulkhead <br />Part# <br />905167 <br />905168 <br />905169 <br />905170 <br />Items 2, 2.1, 15 <br />Fitting <br />TAPPED <br />Part# <br />905376 <br />905377 <br />905378 <br />905379 <br />BULKHEAD FITTING FOR COVER* <br />850 <br />Part # <br />905275 <br />905277 <br />Items 43.1, 45.1, 46.1, 47.1 <br />Part# <br />905275 905277 <br />856 <br />BULKHEAD FITTING FOR BODY* <br />850 <br />Part # <br />905276 905277 <br />Items 43, 45, 46, 47 <br />856 <br />Part# <br />905277 <br />`Bulkhead fittings are not furnished on late models. Very early productions of Series 856 may require a different bulkhead fitting. Consultyour FEBCO <br />representative for assistance. <br />7 <br />