Duff-Norton Machine Screw Rotating 500lb - 1 Ton User Manual
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10
3-2. Parts List for 1/4, 1/2 and 1-Ton
Rotating Machine Screw Actuators
INDEX
QTY.
NO.
PART NAME
REQ.
1
Screw, Set
2
2
Cap, Shell
1
3
Shell, Unit
1
4a
Expansion Plug
1
5
Screw, Lifting
1
6
Worm Gear
1
7
Bearing, Top Load
1
8
Bearing, Bottom Load
1
9*
Screw, Set
4
1 0 *
Bushing, Worm Retainer
2
1 1
Worm
1
1 2 *
Thrust Race
4
1 3 *
Bearing, Needle
2
1 4
Bushing, Guide
1
1 5
Fitting, Grease
1
1 6
Nameplate
1
1 7 * *
Retainer Ring
2
1 8 * *
Bearing, Worm
2
1 9
Screw, Drive
2
2 0
Lock Nut
1
2 1 *
Washer, Lock
1
2 2
Key
1
2 3
Lifting Nut
1
* Used on 1/4 and 1/2 ton only.
**Used on 1 ton only.