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Page 4 of 9 <br />VK3021 Quick Response <br />NIKJNC4j Pendent Sprinkler K5.6 (80.6) <br />4.4 Materials of Construction <br />NOTICE: Do not disassemble the sprinkler. <br />7 s ` <br />8 <br />1 <br />Figure — 3 Sprinkler Components <br />Ref <br />Description <br />Material <br />1 <br />Compression screw <br />Brass CW612N, CW508L, UNS—C36000 or UNS—C26000 <br />2 <br />Deflector <br />Stainless steel UNS S30400 <br />3 <br />Sprinkler body <br />CW602N, UNS—C84400 or QM brass <br />4 <br />Pip cap seal <br />Polytetrafluoroethylene (PTFE) <br />5 <br />Pip cap shell <br />Stainless steel UNS—S44400 <br />6 <br />Belleville spring <br />Nickel alloy <br />7 <br />Pip cap disc <br />Stainless steel UNS—S30100 <br />8 <br />Bulb <br />Glass, nominal 0.10" (3 mm) diameter <br />F_110720 Rev 02 October 2022 <br />EVERETT EVERETT <br />Everett Fire Dept. Permit Review <br />Status: Approved <br />Reviewed By: KBrown <br />04/04/2023 11:09:39 <br />AM <br />