FRONT TRACK IDLER [I21] 70 TRACKS AND SHOES 450B Crawler Tractor PC1170 in BULLDOZER 450B

№	Number	Qty	Name	Options
1	19H2677	1	Cap Screw	3/4" X 1-3/4"
2	R78019	2	Washer	(SUB FOR T21397)
2	N231749	2	Washer	(SUB FOR T33089)
3	T16752	2	O-RING
4	15H558	3	Pipe Plug	1/8"
5	T32053	1	Bracket	(SUB T38807 AND 15H558)
5	T38807	2	BRACKET
6	AT42553	2	SEAL KIT	(SUB FOR AT31122)
7	19H2923	12	Screw	3/8" X 1"
8	T33367	2	RING
9	T59942	2	PLATE	(SUB FOR T33366)
10	T38969	2	GASKET	(SUB FOR T21394, THIS APPLICATION)
11	T21393	1	Shaft	(SUB T40826 AND T13381)
11	T40826	1	SHAFT
12	T23880	2	BUSHING
13	AT32571	1	Idler	FRONT, WITH BUSHING, (MARKED T33365)
14	34H260	1	SPRING PIN	5/32" X 5/8"
14	T13381	1	DOWEL PIN
15	T20697	AR	SHIM	.76 MM (.030") (APPROX. 18 USED FOR IDLER GUIDE AND 10 USED FOR IDLER BRACKET)
16	T112813	2	GUIDE	(SUB FOR T20695)
17	12H301	12	Lock Washer	1/2"
18	19H2898	8	Cap Screw	1/2" X 1-1/4"
19	T20696	2	Strap
20	19H3579	4	Cap Screw	1/2" X 1-3/8"
21A	19H2677	1	Cap Screw	3/4" X 1-3/4"
21B	T16845	1	Bolt
..	AT31133	1	SEAL KIT	(USED FOR SERVICING AT42553) (INCLUDES ONE RETAINER RING AND TWO WASHERS)