Replacement Part List

3
TORO STRING TRIMMER – ITEM NUMBER 51998
To locate a source for replacement parts, contact us toll free at 1-866-574-9242 (US) or 1-866-574-9243 (Canada).
PARTS LIST
KEY PART
NO. NUMBER DESCRIPTION QTY.
1 308923015 Trimmer Head Assembly (Inc. Key Nos. 2-7) .......... 1
2 518804003 Lower Stringhead Housing ...................................... 1
3 518803003 Bump Knob ............................................................. 1
4 660649001 Bolt (5/16-18 x 1/2 in., L.H.) .................................... 1
5 308924001 Spool Assembly ...................................................... 1
6 678749001 Compression Spring................................................ 1
7 518800005 Main Stringhead Housing ........................................ 1
8 678019004 Trimmer Head Shaft Adaptor .................................. 1
9 678011001 Flanged Washer ...................................................... 1
10 308210001 Gear Case Assembly ............................................... 1
11 660642001 Screw (1/4-20 x 1-1/4 in., Hex Washer Hd. S.T.) .... 1
12 660641001 Screw (10-24 x 5/8 in., Hex Washer Hd. S.T.) ......... 1
13 660738002 Screw (1/4-20 x 1-1/4 in., Hex Washer Hd.) ........... 1
14 940627020 Grass Deflector Label .............................................. 1
15 308473004 Grass Deflector Assembly (Inc. Key No. 13) ........... 1
16 526760001 Front Handle w/Grip ................................................ 1
17 308470070 Upper Boom Assembly (Inc. Key No. 18) ................ 1
18 940657168 Warning Label ......................................................... 1
19 308869003 Control Handle Assembly (Inc. Key No. 21 & 37) .... 1
20 638431001 Shoulder Strap Clip ................................................. 1
21 660563002 Screw (M4 x 20 mm, T20 Torx Pan Hd. S.T.)........... 4
22 518696017 Trigger ..................................................................... 1
23 518210004 Corrugated Tube (225 mm) ..................................... 1
24 570234016 Rear Handle Grip ..................................................... 1
25 T660697001 Screw (M6 x 30 mm, T27 Torx Button Hd.) ............. 1
26 660925011 Screw (M4 x 8 mm, T20 Torx Pan Hd. S.T.)............. 1
27 660857001 Screw (1/4-20 x 1 in., Sq. Hd.) ................................ 1
28 638133001 Throttle Cable Clamp .............................................. 1
29 660734001 Screw (M4 x 16 mm, T20 Torx Pan Hd. S.T.)........... 1
30 639167001 Front Handle Clamp ................................................ 1
31 518949001 Wing Nut (1/4-20) .................................................... 1
32 678029002 Hex Nut (M6 x 1) ..................................................... 1
33 518695017 Trigger Lock ............................................................. 1
34 760961005 On/Stop Switch ....................................................... 1
35 308863029 Lead ........................................................................ 1
36 308225011 Throttle Cable .......................................................... 1
37 940864003 On/Stop Label ......................................................... 1
38 690694002 Trigger Spring .......................................................... 1
39 308056009 Front Handle Assembly
(Inc. Key Nos. 16, 27 & 30-31) ................................ 1
Not Shown:
000998216 Spark Arrestor Kit
120900107 High Altitude Kit
991000150 Operator’s Manual (960429013)
KEY PART
NO. NUMBER DESCRIPTION QTY.
FIGURE A