C400
24550 BOOM REPLACEMENT PARTS LIST
HT40/50KXX
* ITEMS NOT SHOWN ON DWG. 24571
REF. REPLACEMENT DRAWING NO. 24571
3-4-03
1-29-04A
DESCRIPTION
PRIMARY BOOM FINAL ASSEMBLY
QTY
ITEM
BEARING
LOWER FRONT NUTBAR
THRUST PIN - 3/4 X 8
28
29
30
33
34
35
36
37
2
2
2
2
1
23
24
25
26
1
27 1
2
1
2
2
31 1
32
2
2
8
20
21
22
2
1
1
-
11
2
3
4
QTY
ITEM
4
45
-
9
PART NO.
24552
24562
24522
22239
-
PART NO.
19881
!JNUT-05013N
!HHCS02520075
!LWSH-025
!HNUT-02520
22490
13459-2
!ANUT-02520S
23929
17059-1
23928
!JNUT-07510N
!SHCS05013250
!LOWSH-050
!CACS06318100
19880
!HHCS05013100
!FWSH-050
DESCRIPTION
CABLE GUIDE WEAR STRIP
1/2-13 NYLON INSERT JAM NUT
LOCK WASHER - 1/4"
SPACER, BOOM ARROW 1/2" O.D.
HEX NUT 1/4-20
BOOM ARROW 4-7/16" LONG
ACORN NUT - 1/4-20 STAINLESS
SPACER - 23927 & 23928 POLY SHEAVES
SHEAVE AXLE
BOOM SHEAVE WITH BUSHING
NYLON LOCK - JAMNUT - 3/4-10
SOCKET HEAD CAP SCREW - 1/2-13 X 2-1/2" LONG
LOCK WASHER - 1/2-13
CABLE GUIDE STRUCTURE
HEX HEAD CAP SCREW - 1/2-13NC X 1" LONG
FLAT WASHER - 1/2"
HEX HEAD CAP SCREW - 1/4-20 X 3/4" LONG
COUNTERSUNK ALLEN HEAD CAP SCREW 5/8-18 X 1" LONG
SECONDARY BOOM TUBE ASSEMBLY
NUT BAR
SIDE, REAR BEARING
ROLL PIN 3/16" DIA X 1-1/4" LONG
EXTENSION CYLINDER
HEX HEAD CAP SCREW - 3/8-16 X 5/8" LONG
HEX HEAD CAP SCREW - 3/8-16 X 3/4" LONG
HEX NUT - 3/8-16
NEX HEAD CAP SCREW - 3/8-16 X 3/8" LONG
LOCK WASHER - 3/8"
6
7
8
9
10
1
1
12
13
14
15
4
8
1
4
4
2
2
11 10
24559
24519
!RPIN-019125
24566
!HHCS03816075
!HHCS03816038
!HNUT-03816
!LWSH-038
!HHCS03816063
SECONDARY BOOM TUBE ASSEMBLY
61
24554-1
24554-2
PIN BLOCK
PIN - CYLINDER
BEARING PAD - SIDE FRONT
TERTIARY BOOM TUBE ASSEMBLY
16
17
18
19
1
2
1
2
24558
24568
18957
FULL POWER EXTENSION
MANUAL EXTENSION
TERTIARY BOOM TUBE ASSEMBLY
16 1
24556-1
24556-2
--
FULL POWER EXTENSION
MANUAL EXTENSION
38
38 1
1
24566
22032-2 * EXTENSION CYLINDER
* EXTENSION CYLINDER