3
1.
Structure and Parts
Fig. 1
Single type
NEF04 --- NEF700
①
Hub
②
Reamer Bolt
③
Disk
④
Washer (A)
⑤
Washer (B)
⑥
U-Nut
⑦
POWER-LOCK
⑧
Pressure Flange
⑨
Pressure Bolt
(Note) Hubs 10(W), 18(W) and 25(W) are square, except for their flange portions.
Hubs for 04(W), 45(W)---700(W) are petal type.
Table 1 List of components (Part and quantity per unit of coupling)
Hub
Disk set
Reamer
Bolt
Washer
(A)
Washer
(B)
U-Nut
POWER
-LOCK
Pressure
Flange
Pressure
Bolt
Spacer
Single type
NEF04P
—NEF700P
2
1
4
4
4
4
4
2
8
--
Spacer type
NEF04WP
—NEF700WP
2
2
8
8
8
8
4
2
8
1
(Note) Number of POWER-LOCK shows series in 2 per Hub.
POWER-LOCK is consisting of Outer and Inner Rings.
2.
Installation
①
Compare your coupling parts with those listed in Table 1.
②
Contents of disk sets are sustained by tape to prevent individual disks from shifting. Do not
take the tape off, and use as is.
③
Install Hub to each shaft by POWER-LOCK. Clean the dust on the surface of drive & driven
shafts, inner diameter of Hub, Pressure Flange, Pressure Bolt and Inner & Outer Rings of
POWER-LOCK, and apply a thin layer of grease or oil.
(Never use oil/ grease containing antifriction molybdenum disulfide lubricant.)
Assemble the unit in the following order:
(a)
Hub
(b)
Outer Ring then Inner Ring
(c)
Pressure Flange
Fig. 2
Spacer type
NEF04W --- NEF700W
①
Hub
②
Reamer Bolt
③
Disk
④
Washer (A)
⑤
Washer (B)
⑥
U-Nut
⑦
POWER-LOCK
⑧
Pressure Flange
⑨
Pressure Bolt
⑩
Spacer
