TM 10-3930-669-20 Tool or Test Equipment. Maintenance National/NATO Tool Ref Code. Category NOMENCLATURE Stock Number Number 16 F,H Hoist, Ring 1411224 17 F,H Jack, Kit 30 Ton 5120-00-188-1790 18 F,H Bearing, Installer 1400154 19 F,H Wrench, Spanner 5120-01-095-7451 12268039 20 H Compressor, Piston Ring 5120-01-247-6128 003-0430 21 H Spring, Compressor 5120-01-253-3905 125300 22 O,F,H Gage, Tightening 5120-10-212-9224 0031102 23 F,H Compressor, Valve Spring 5120-01-208-7036 J-33345 24 F,H Mandrel, Exhaust 3460-01-203-7946 003-0441 25 F,H Mandrel, Intake 3460-01-203-7947 003-0620 26 H Cutter, Valve Seat 5120-01-280-2284 003-0784 27 H Reamer, Hand 5110-01-203-7945 003-0452 28 H Reamer, Hand 5110-01-204-5070 003-0652 29 H Punch, Valve Guide 5120-01-202-5073 003-0453 30 F,H Hand Pump, High Pressure 4320-01-263-9680 003-0714 31 F,H Puller, Gear 003-0762 32 H Inserter and Remover 5120-01-280-0077 003-0433 33 H Installing Tool 5120-01-189-5221 003-0789 34 H Spanner, Wrench 003-1078 35 H Wrench, Pinion 1401499 36 H Wrench, Socket 5120-01-248-1797 003-1043 37 H Nut 5310-00-761-6869 B-19