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Type NR oil switch service parts
Item
No
Description
1
Bushing assembly, Type NR Standard
Bushing
2
Bushing assembly, Type NR 17"
Creepage Bushing
3
Capscrew hex hd, 5/16-18 x 1-3/8, stl
4
Lifting strap
5
Bushing clamp
6
Clamping ring, Aluminum
7
Bushing gasket
8
Plain washer #20S, brass
9
Split lockwasher, med, 5/16, bronze
10
Nut, Hex, 5/16-18, brass
11
Capscrew, hex hd, 5/16-18 x 1-3/8 stl
12
Lockwasher, 5/16 stl
13
Clamp
14
Head casting
15
Shaft insert
16
Head gasket
17
Caution plate
18
Control rating plate, Decal
19
Screw, sheet metal, Type Z, #2 x 3/16
20
Nameplate
21
Self-tapping screw, rd hd, Type Z #10
x 3/8
22
Operating handle assembly
23
Reset lever
24
Roll pin
25
Bell crank assembly
26
Operating handle spring
27
Latch lever
28
Latch lever spring
29
Latch lever pin
30
Pin retainer and spring anchor
31
Machine screw, rd hd, with pre-
assembled split lockwasher 1/4-20 x
3/8, stl
The service parts and hardware listed and illustrated include
only those parts and assemblies usually furnished for repair
or involved in the maintenance procedures described in
this manual. Further breakdown of listed assemblies is not
recommended.
Dimensions of all common hardware parts have been
carefully checked so that they may be locally acquired. The
suffix letter of the 14 character catalog number of common
hardware parts code the plating of the part:
A - No plating; raw material
H - Silver
M - Black oxide
Q - Cadium + zinc + chromate
Y - Zinc + chromate
Z - Electro zinc + bronze irridite
Catalog Number
Qty
GRA0346003
2
GRA0346005
2
730115131150A
6
H000472
1
GR00233
6
GR00110
2
KA20900040
2
900525033075A
2
900830031000A
2
881025118031A
2
730115131137A
4
900815031000AGW
4
6A00326401
4
GR00330
1
KA30360019
1
KA21030012
1
SI01057
1
6A00471702
1
Not required for Decal
4
GR00122
1
802815010037A
2
GRA0033001
1
GSA0009
1
KA20010030
1
GRA0040001
1
GR00296
1
GSA0078
1
GS00011001
1
KA30540002
1
GR00120
2
831501125037A
2
TYPE NR OIL SWITCH MAINTENANCE INSTRUCTIONS MN230001EN February 2016
Item
No
Description
32
Toggle spring
33
Shock absorber
34
Self-tapping screw, rd hd, Type F, 4-40
x 5/16 stl
35
Screw, hex hd, with pre assembled
split lockwasher,5/16-18 x 1/2,
Parkerized
36
Contact box assembly
37
Hex nut 1/4-20, brass
38
Split lockwasher, med, 1/4 bronze
39
Plain washer, #14S, brass
40
Terminal lead
41
Contact retainer
42
Contact assembly
43
Contact roller
44
Capscrew, hex hd, 1/4-20 x 1-1/4
brass
45
Moving contact arm assembly
(includes items 49, 50, and 51)
46
Pin
47
Plain washer, #10S, brass
48
Retaining ring
49
Machine screw, rd hd, #6-32 x 1/2, sst 721515106050A
50
Lockwasher, Internal tooth #6 bronze
51
Contact bar
52
Tank liner
53
Tank liner NRV
54
Bottom liner
55
Tank Assembly
56
Parallel ground clamp Ground clamp
assembly
57
Capscrew, hex hd 1/2-13 x 1, stl
To assure correct receipt of any part order, always include
switch type and serial number. Because of Eaton's
continuous improvement policy, there may be instances
where the parts furnished may not look exactly the same
as the parts ordered. However, they will be completely
interchangeable without any rework of the switch.
Catalog Number
Qty
GS00040
2
GR00107
1
753315106062A
2
830101131050A
4
GRA0385
1
881025120025A
2
900830025000A
2
900525026056A
2
GR00257
4
GR00214
2
GN3A0000640002
2
GR00256
2
730125125125A
2
GR00326
1
KA31230011
1
900525020043A
2
970901188000M
2
2
901032006000A
2
GRA0384
1
GR00115
1
GR00289
1
GR00114
1
GRA0021003
1
HA00227
1
730115150100A
1
15
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