P/N 92974, Rev. 1 Page 81
TABLE A-1. BB4500 RECOMMENDED SPARE PARTS
Component
Part
number
Description Quantity
Rotational
drive unit
12395 Clamp collar 2
Leadscrew
assembly
12436 Leadscrew 1
27356 1-5 Acme Nut 2
Axial feed box
assembly
29552 Clamp collar 2
27015 Shear pin 2
25957 Clutch 4
27197 Lead nut 2
92494 Screw assembly, feed stop 2
26850 Crank 1
Boring head/
bar
11734 Screw 3/8-16 X 3/4 SSSCP 4
13356 Screw 5/8-11 X 2-1/2 SHCS 4
11691 Screw 1/2-13 X 1.5 SHCS 2
10191 Screw 3/8-16 X 1 SHCS 2
Spherical
bearing
mounting
brackets
14036 Screw 1/2-13 x 2 SHCS 8
22662 Washer ½ 8
26250 Screw 5/16-24 x 2 HHCS 4
21798 Washer 5/16 4
26252 Screw 1/2-20 x 2 SSSFP 4
HPU
29840 Hydraulic oil – 76 Unax AW 32 anti-wear fluid NA
20273 Key 1
Electric motor
assembly
82698 SP brush carbon pair for Eibenstock EAU 34/4.1 2
26845 3/8 short arm ball driver hex wrench 1
TABLE A-2. TOOL KIT
Part
number
Description Quantity
11920 1/2" Hex wrench 1
10199 1/4" Hex wrench 1
11082 3/16" Hex wrench 1