Lull 644B Parts Manual - Manual (Page 395)

ITEM PART NO. DESCRIPTION QTY. ITEM PART NO. DESCRIPTION QTY.
NOTES:
✱ Items Included in Seal Kit.
N.S.S. = Not Sold Separately.
1 34832B - Cylinder Assembly, Boom Extension
2 P29822 1 Barrel Weldment
3 P40459 1 Nut, Crownlock
4 P32265 1 Rod (2.00" Dia.)
5 P32279 1 Head, Rod Bearing
6 P32293 1 Stroke Limiter
7 P32273 1 Piston
8 P27931 1 O-Ring Plug, Hollow Hex
9 ✱N.S.S. 1 Wiper
10 ✱N.S.S. 1 Seal
11 ✱N.S.S. 1 Back-Up Ring
12 ✱N.S.S. 1 O-Ring
13 ✱N.S.S. 2 Wear Ring
14 ✱N.S.S. 2 Back-Up Ring
15 ✱N.S.S. 1 O-Ring
16 ✱N.S.S. 1 Piston Seal
17 ✱N.S.S. 1 O-Ring
REF P30656 1 Seal Kit
BOOM EXTENSION CYLINDER ASSEMBLY (2-Section) 5.7.1.1
644B-37 S/N 258–
Rev. 003
6K-37 S/N 170–
644B
6K
844C
8K
1044C
10K
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