Model 997 Parts List

Introduction

This document provides a comprehensive parts list for the MTD Model 997, including diagrams illustrating the assembly of various components.

Important Note: For optimal performance and safety, it is crucial to use only Factory Approved Parts. V-BELTS are specifically engineered for safe engagement and disengagement. Using non-OEM V-Belts may pose a safety risk, as they might not disengage properly.

Exploded View Diagrams and Parts

The diagrams provided show exploded views of the Model 997, detailing the arrangement and reference numbers for each part. The following tables list the specific parts with their corresponding part numbers and descriptions.

Page 1 & 2 Parts List (Model 997)

Ref. No.	Part No.	Description
1	647-0004	Control Handle
2	731-0904A	Upper Control Housing
3	16864	6 Spd. Rack Cable Bracket
4	731-0620	Control Lever
5	713-0397	Gear Insert
6	732-0627	Shift Lever Spring
7	731-0924	6 Speed Shift Lever
8	731-0905A	Lower Control Housing
9	710-1667A	C Sunk Tap Screw #10 x.75 Lg
10	731-0906	Cable Mounting Cap
11	746-0711B	Drive Cable 51.0
12	712-0324	Top Lock Nut 1/4-20
13	746-0883	Control Housing
14	710-1270	Oval C-Sunk Screw
15	746-04109	Control Cable 49"
16	749-0439D	Upper Handle
17	720-0284	Wing Nut
18	736-0451	Saddle Washer.320 ID x.830 OD
19	710-1174	Carriage Bolt 5/16-18 x 2.0
20	726-0240	Cable Tie
21	749-0907B	Lower Handle
27	731-1901	Trail Shield
28	732-0842	Trail Shield Wire
29	631-0066	Chute Assembly
30	731-1832	Side-Discharge Chute
31	731-1833A	Mulch Cover
32	782-0078B	Deck 21"
33	712-0397	Wing Nut
34	710-0703	Carriage Bolt 1/4-20 x.75
35	746-0939A	6 Speed Cable
36	782-7574A	Cable Adjustment Bracket
37	736-0270	Bell Washer.265 ID x.75 OD
38	712-3006	Hex Nut 1/4-20
39	710-0167	Carriage Screw 1/4-20 x.50
40	712-0138	Hex Nut 1/4-28
41	782-7575A	Cable Mounting Bracket
42	736-0329	Lock Washer 1/4
43	756-0625	Cable Roller
44	738-0924	Shoulder Screw.375 ID x 1/4-14
45	736-0264	Flat Washer.330 ID x.630 OD
46	714-0104	Cotter Pin
47	732-0306	Compression Spring
48	734-1981A	Wheel 9 x 2
49	712-0414	Top Lock Tab Weld Nut 1/4-20
50	16855	Ratchet Pawl Plate
51	10622B	Plastic Spring Ratchet
52	748-0381	Pawl RH
53	748-0188B	Pawl LH
54	738-0137A	Shld Screw.340 ID x.285 OD
55	748-0318	Wheel Rachet
56	736-0270	Bell Washer.265 ID x.75 OD
57	710-0751	Hex Cap Screw 1/4-20 x.620
58	737-3000	Grease Fitting
59	736-0931	Flat Washer.203 ID x.403 OD
60	747-0924	Wheel Pin Lock
61	682-9020A	Caster Assembly RH
62	682-9021A	Caster Assembly LH
63	682-9024	Caster Bracket Assembly RH
64	682-9026	Caster Bracket Assembly LH
65	710-1348	Screw 1/4-14 x.500
66	710-1652	Screw 1/4-20 x.625
67	710-0654A	Hex Washer Screw 3/8-16 x 1.0
68	711-1146	Caster Axle
69	726-0233	Push Nut.25ID x.50OD
70	710-0703	Carriage Screw 1/4-20 x.75
71	710-0969	Screw #12-16 x 1.00
72	736-0232	Wave Washer.531 ID x.781 OD
73	712-0397	Wing Nut
74	710-0260	Carriage Bolt 5/16-18 x.62
75	754-0460	Belt 3/8 x 39.24
76	656-0613	Pulley Assembly
77	750-1071	Sleeve Spacer.88 ID x 1.13 OD
78	750-1070	Sleeve Spacer.88 ID x 1.00 OD
79	782-7597	Pivot Bracket
80	725-0157	Cable Tie
81	782-7596	Control Arm
82	732-0807	Torsion Spring
83	711-1114	Pivot Shaft
84	736-0526	Wave Washer 1.38 ID x.88 OD
85	731-1828	Baffle
86	710-0653	Screw 1/4-20 x 3.75
87	748-0377C	Blade Adapter
88	742-0741	21" Mulching Blade
89	736-0524A	Blade Bell Support
90	710-1257	Hex Bolt 3/8-24 x 2.5
91	731-1874	Chute Door
92	732-0819	Torsion Spring
94	726-0111	Push Cap
95	747-0965	Pivot Rod
96	731-1713B	Discharge Chute
97	726-0214	Push Cap
98	736-0366	Flat Washer.640 ID x 1.12 OD
99	741-0685	Flange Bearing
100	712-3004A	Flange Lock Nut 5/16-18
101	734-1857	Wheel 7 x 2
102	731-1887	Hubcap - Spoke w/ Hole
	682-3052	Hubcap - Radial Spoke
	682-3053	Handle Bracket Assembly - RH
	710-0134	Handle Bracket Assembly - LH
	710-0134	Carriage Screw 1/4-20 x.62

Page 3 & 4 Parts List (Model 997)

Ref. No.	Part No.	Description
1	720-0223	Grip
2	732-0803A	Spring Lever
3	738-0529	Shoulder Nut.825 x.165 Lg.
4	710-0751	Cap Screw 1/4-20 x.620
5	736-0270	Bell Washer.285 ID x.75 OD
6	748-0318	Wheel Rachet
7	736-0369	Flat Washer.508 ID x 1.0 OD
8	782-0566B	Pivot Arm Assembly
9	750-0515	Spacer.510 ID x.70 OD
10	741-0978	Sleeve Bearing.504 ID x.830 OD
11	750-1056	Shoulder
12	710-0653	Tap Screw 1/4-20 x.375
13	682-7528	Chain Cover Assembly
14	741-0324A	Flange Bearing.506 ID x.590 Lg
15	682-7526	Transmission Axle Assembly
16	618-0263A	Transmission Assembly
17	710-0604A	Hex Screw 5/16-18
18	713-0453	Chain
19	638-0012	Rear Axle Assembly
20	741-0522	Flange Bearing.506 ID x.715 Lg
21	732-0832	Torsion Spring
22	750-0151	Spacer.550 ID x.750 OD
23	710-1315	Screw 3/8-16 x.25
24	711-0835	Clevis Pin.50 Dia x 4.82 Lg.
25	750-0807	Spacer.385 ID x.624 OD
26	782-0568	Height Adjustment Spring Bracket
27	710-1652	Screw 1/4-20 x.625
28	714-0474	Cotter Pin
29	712-3025	Hex Jam Nut 5/16-24
30	736-0425	Bell Washer.325 ID x.930 OD
31	756-0656	Pulley
32	736-3084	Flat Washer.510 ID x 1.120 OD
33	712-0896	Hex Jam Nut 1/4-28
34	782-7598	Belt Keeper
35	741-0124	Bearing
36	732-0849A	Extension Spring
37	750-1050	Flange Spacer
38	682-0027A	Idler Bracket Assembly
39	710-0299	Hex Cap Screw 1/4-28 x 1.0
40	741-0682A	Bearing Sleeve
41	736-0570	Flat Washer.885 ID x 1.45 OD
42	721-0329	Oil Seal
44	618-0253	Upper Housing Assembly
45	782-7601A	Cable Bracket
46	741-0690	Bearing
47	736-0616	Thrust Washer.504 ID x.70 OD
48	782-7595	Pivot Bracket
49	712-0429	Hex Nut 5/16-18
50	711-1168	Output Shaft 6T
51	717-1469	Gear 34T
52	741-0674	Bearing
53	717-1487	Pinion Shaft 10T
54	736-0314	Thrust Washer 3/8 x.70
55	736-0569	Thrust Washer.388 x.625
56	618-0252	Lower Housing Assembly
57	710-0642	Hex Screw 1/2-20 x.75
58	611-0066	Shaft Assembly
59	664-0076	Grass Bag
60	747-0940A	Support Rod w/ Rope Guide
61	747-0939	Pivot Rod
62	747-0937	Grass Bag Frame
63	631-0071	Grass Bag Cover
64	726-0106	Cap Nut
65	741-0673	Bearing

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Model 997 Parts List

Introduction

Exploded View Diagrams and Parts

Page 1 & 2 Parts List (Model 997)

Page 3 & 4 Parts List (Model 997)

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