6 TM 9-2815-237-34P h.  USMC SMR Codes.  There are cases in TM 9-2815-237-34P where the USMC uses different SMR codes than the Army. The list provided below identifies these differences and is for Marine Corps use only. This list is the only place in TM 9-2815-237-34P where these differences appear. It is recommended that Marine Corps technicians make the appropriate annotations within the body of this technical manual. All items w/PB, PC, PE, PF, or PG in the first two positions of the SMRC will be PA for the USMC. FOR USMC USE ONLY FIG ITEM MFG ITEM MARINE CORPS NO NO P/N NAME PECULIAR SMRC 7 1 25534835 SCREW PAHZZ 7 2 14022652 GEAR, HELICAL PAHZZ 7 3 12337902 SCREW, CAP HEX PAHZZ 7 4 14022648 WASHER, FLAT 12MM PAHZZ 7 5 14022653 GEAR, HELICAL PAHZZ 7 6 14022647 CHAIN, ROLLER PAHZZ 7 7 14022645 SPROCKET WHEEL PAHZZ 7 8 14022646 SPROCKET WHEEL PAHZZ 7 8 10154689 SPROCKET WHEEL PAHZZ 15 1 14059057 NOZZLE, FUEL INJ PAOZZ 15 1 14063606 NOZZLE, FUEL INJ PAOZZ 15 1 10233972 NOZZLE, FUEL INJ PAOZZ 15 1 10233973 NOZZLE, FUEL INJ PAOZZ 15 2 14025557 GASKET PAOZZ i.  BOI.  The Basis of Issue (BOI) for the tools listed in section III of this RPSTL is as follows: j.  The NSNs for the Unit, Direct and General Support Special Tool Kits are listed on page B-20, in Section III of TM 9-2320-280-20-3. 6.    How to Locate Repair Parts. a.  When National Stock Number or Part Number is Not Known. (1)  First.  Using the table of contents, determine the assembly group or subassembly group to which the item belongs. This is necessary since figures are prepared for assembly groups and subassembly groups, and listings are divided into the same groups. Level Unit Description BOI Unit (O) Maintenance unit, section or team (authorized common tool set) 1 Company/System Support Team (except the following) 1 Motorized Division/Heavy Division Heavy Maintenance Co. 2 Direct Support (DS) Airborne/Assault Division Forward Support Co. 2 Heavy Maintenance Co. 3 Light Infantry Division Heavy Maintenance Co. 6 Light Maintenance Co. 0 General Support (GS) Maintenance Co. 1 Heavy Equipment Maintenance Co. 2 { { {