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HIMARS and MLRS operators and mechanics, don’t order the cleaner, lubricant and preservative (CLP), NSN 9150-01-509-2615, that’s listed in TM 9-1055-1646-13&P (Jun 20) and TM 9-1055-647-13&P (Jun 20). That NSN is obsolete. Instead use NSN 9150-01-327-9631.