Rear middle boom assembly (4-section) 4.8.1, Rear middle boom assembly (4-section) – Lull 644B Parts Manual User Manual
Page 331

ITEM
PART NO.
DESCRIPTION
QTY.
ITEM
PART NO.
DESCRIPTION
QTY.
1
36226A
1
Chain, Leaf (165.75" Long)
2
P05000
2
Locknut, Hx., 1/4"-20
3
P01275
4
Flatwasher, 1/4"
4
38723B
1
Adjustment Block, Chain
5
P27310
2
Shoulder Bolt, 5/16" Dia. × 2"
6
32432B
1
Lock Pin 5/8"
7
P01312
23
Lockwasher, 1/2"
8
P00601
1
Capscrew, Hx., 5/8"-13 × 1 1/4"
9
65263A
1
Pin, Chain Roller
10
þP03236
4
Capscrew, Button Hd. Socket, 1/2"-20 × 3/4"
þP03237
16
Capscrew, Button Hd. Socket, 1/2"-20 × 1"
11
36328A
A/R
Shim, 10 GA (.135" × 2" wide)
12
36329A
A/R
Shim, 16 GA (.060" × 2" wide)
13
39023A
8
Slide Pad, Boom (9/16" × 2" wide)
14
13599A
1
Boss, Extension Cylinder Rod
15
P00485
2
Capscrew, Hx., 1/2"-20 × 2 1/2" GR 8
16
P02612
1
Setscrew, Socket - Cup Pt., 3/8"-16 × 3/8"
17
16369A
1
Nut, Extension Cylinder Rod
18
P01315
4
Lockwasher, 3/4"
19
38374A
1
Adjustment Rod, Chain
20
P01308
1
Lockwasher, 1/4"
21
P03194
1
Capscrew, Button Hd. Socket, 1/4"-20 × 1/2"
22
P00700
4
Capscrew, Hx., 3/4"-10 × 1 1/2"
23
➌65712A
1
Chain, Leaf (195" Long)
24
➍37752X
1
Anchor, Chain Adjustment
25
38773A
2
Pad Retainer
26
P32689
2
Cover, Grease Fitting
27
P15272
1
Grease Fitting - 1/8" N.P.T.
28
38769A
A/R
Shim, 10 GA (.135" × 3" wide)
38770A
A/R
Shim, 16 GA (.060" × 3" wide)
29
39530A
4
Slide Pad, Boom (1" × 3" wide)
30
36125B
1
Roller, Chain
31
24257A
2
Bushing, Chain Roller
32
38193A
2
Bushing, Hardened
33
38194A
2
Washer, Chain Guide
34
P01440
3
Flatwasher, 3/4" SAE
35
P01513
1
Nut, Hx., 3/4"-10
36
P01364
1
Starwasher, 3/4"
37
P01563
1
Jam Nut, 3/4"-10
38
38565D
1
Boom, Middle (Rear)
39
39809A
2
Pad Retainer, Aluminum
40
39832B
2
Hose Guide, L.H.
41
38191A
1
Bushing, Hardened
42
36186B
1
Roller, Chain and Hose
43
39835A
2
Washer, Chain Roller
44
P05002
2
Locknut, Hx., 3/8"-16
45
39838A
2
Bushing, Plastic
46
39836A
2
Spacer, Hose
47
39849A
2
Spacer, Hose Guide
48
39837A
2
Washer, Special
49
P00218
2
Capscrew, Hx., 3/8"-16 × 5"
50
P02757
1
Setscrew, Square Hd., Cup Pt., 1/2"-13 × 1 3/4"
51
P01560
1
Jam Nut, Hx., 1/2"-13
52
65243A
A/R
Shim, Slide
53
➋39863A
2
Slide Pad, Bottom
54
➋P01310
4
Lockwasher, 3/8"
55
➋P03225
4
Capscrew, Button Hd. Socket, 3/8"-16 × 3/4"
56
36174A
1
Shaft, Chain and Hose Roller
57
P16611
1
Grease Fitting
58
65723A
2
Bushing, Chain and Hose Roller
59
P01314
1
Lockwasher 5/8"
60
36128A
1
Pin, Chain Roller
61
34178A
1
Lock Pin, 1/2"
62
P00403
1
Capscrew, Hx., 1/2"-13 × 1 1/4"
NOTES:
➊ Capscrew length will vary with shimming requirements.
➋ Not Used 1044C-54 (S/N 101–116) and 10K-54 (S/N 101-103).
➌ Used 38746A for 1044C-54 (S/N 101-192), 10K-54 (S/N 101-105).
➍ Used 38935A for 1044C-54 (S/N 101-192), 10K-54 (S/N 101-105).
REAR MIDDLE BOOM ASSEMBLY (4-Section)
4.8.1
10K-54 S/N 101–114
1044C-54 S/N 101–287
Rev. 004
644B
6K
844C
8K
1044C
10K