4H3157 KEY-WOODRUFF Caterpillar parts
1673, 3508, 3508B, 3512, 3512B, 3516, 3516B, D337, D342, D342C, D343, D348, D353C, D8H, D8K, G342C, G343
Rating:
Alternative (cross code) number:
CA4H3157
4H-3157
4H3157
CA4H3157
4H-3157
4H3157
Weight: 0.02 pounds 0 kg.
Information:
FLAT HEIGHT
10.795
mm
KEY SIZE
808
mm
NOMINAL CUTTER SIZE
25.273
mm
NOMINAL WIDTH
6.363
mm
GAS ENGINE, TRUCK ENGINE,
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$12.63
25 Jul 2023
US: Florida-Parts-Z
4H3157 - Key-Woodruff for Caterpillar (CAT)
FIRST PRICE PARTS
FIRST PRICE PARTS
$6.28
25 Jul 2023
Amazon.com
CTP 4H3157 Woodruff Key for Heavy Equipment
CTP Woodruff Key Only || Sold in each || Easy in-and-out fit
CTP Woodruff Key Only || Sold in each || Easy in-and-out fit
$7.76
02 Mar 2019
Unknown: Unknown
Caterpillar 4H3157 Key New
Number on catalog scheme:
32
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Compatible equipment models: 4H3157:
Information:
Disassembly Procedure
Start By:
Remove the alternator from the machine. Refer to Disassembly and Assembly, "Alternator - Remove" for the machine that is being serviced.Note: Before disassembly, clean the exterior of the alternator in order to prevent dirt from entering the unit.
Illustration 1 g00825178
Remove pulley nut (2), washer (1), fan (3), and spacer (4) from the rotor shaft.
Illustration 2 g00825176
Remove three bolts (5). Remove the rear cover.
Illustration 3 g00825175
Remove two bolts (6). Disconnect the field winding leads from the regulator. Label the wires. Remove three bolts (7). Remove regulator (8) .
Illustration 4 g00825173
Remove "B-" terminal (15) .
Remove bolt (13). Remove grommet (11). Remove "R" terminal (12) .
Loosen "B+" terminal (9). Remove four bolts (10) and disconnect the stator leads from the rectifier. Label the wires. Remove five bolts (14). Remove rectifier (16) .
Illustration 5 g00825170
For proper alignment during assembly, mark the front frame, the stator, and the rear frame. Mark the locations of the stator leads in the rear frame. Remove four bolts (17). Separate rear frame (18) from front frame (19) .
Illustration 6 g00825168
Mark the location of the field winding leads in the rear frame. Remove three bolts (20). Remove field coil (21) from the rear frame.
Illustration 7 g00825158
Remove roller bearing (22) from the rear frame. The removal of this component requires force.
Illustration 8 g00825156
The stator and the front frame remain marked. Remove stator (23) from the front frame.
Illustration 9 g00825155
Remove rotor (24) from the front frame. The removal of this component requires force.
Illustration 10 g00825154
Remove spacer (25) from the rotor.
Illustration 11 g00825149
Remove three bolts (26). Remove retainer (27) .
Illustration 12 g00825148
Remove ball bearing (28) from the front frame. The removal of this component requires force.
Start By:
Remove the alternator from the machine. Refer to Disassembly and Assembly, "Alternator - Remove" for the machine that is being serviced.Note: Before disassembly, clean the exterior of the alternator in order to prevent dirt from entering the unit.
Illustration 1 g00825178
Remove pulley nut (2), washer (1), fan (3), and spacer (4) from the rotor shaft.
Illustration 2 g00825176
Remove three bolts (5). Remove the rear cover.
Illustration 3 g00825175
Remove two bolts (6). Disconnect the field winding leads from the regulator. Label the wires. Remove three bolts (7). Remove regulator (8) .
Illustration 4 g00825173
Remove "B-" terminal (15) .
Remove bolt (13). Remove grommet (11). Remove "R" terminal (12) .
Loosen "B+" terminal (9). Remove four bolts (10) and disconnect the stator leads from the rectifier. Label the wires. Remove five bolts (14). Remove rectifier (16) .
Illustration 5 g00825170
For proper alignment during assembly, mark the front frame, the stator, and the rear frame. Mark the locations of the stator leads in the rear frame. Remove four bolts (17). Separate rear frame (18) from front frame (19) .
Illustration 6 g00825168
Mark the location of the field winding leads in the rear frame. Remove three bolts (20). Remove field coil (21) from the rear frame.
Illustration 7 g00825158
Remove roller bearing (22) from the rear frame. The removal of this component requires force.
Illustration 8 g00825156
The stator and the front frame remain marked. Remove stator (23) from the front frame.
Illustration 9 g00825155
Remove rotor (24) from the front frame. The removal of this component requires force.
Illustration 10 g00825154
Remove spacer (25) from the rotor.
Illustration 11 g00825149
Remove three bolts (26). Remove retainer (27) .
Illustration 12 g00825148
Remove ball bearing (28) from the front frame. The removal of this component requires force.
Cat SIS web machinery list:
Parts key Caterpillar catalog:
120B, 12E, 12F, 12G, 140, 140B, 14E, 14G, 16, 163, 16G, 191, 245, 245D, 30/30, 3181, 3192, 5230, 5230B, 561C, 583H, 594, 611, 615, 615C, 621, 621B, 621R, 623, 627B, 631C, 633C, 637D, 641, 641B, 650B, ...
120G, 130G, 16, 1676, 1693, 215B, 225, 3304, 3304B, 621, 650B, 657, 769, 988, 992, D326F, D336, D337F, D342, D342C, D343, D8H, G3304, G342C
12E, 594H, 955H, 977H, D342, D342C, D343, D353C, D8H, D9E, D9G, D9H, G343
3406, 571G, 572G, 583H, 583K, 594H, 621, 621B, 621R, 623, 627B, 631C, 633C, 637D, 641, 641B, 651, 657, 657B, 814, 815, 816, 824B, 825B, 826B, 834, 950, 966C, 977D, 980, 980B, 988, 992, D315, D333A, D3...
571G, 572G, 955C, 977D, 977H, 983, 983B, D315, D342, D342C, D343, D7F, D7G, D7G2
16, 1693, 3304, 3306, 561C, 621E, 623E, 627E, 637E, 651E, 657, 657E, 769, 824, 955C, 977D, 988, D315, D326F, D337, D342, D342C, D343, D353C, D379, D5, D8H, D9E, D9G, G3306, G353D
128, 594, D315, D326F, D337, D342, D375D, D397D, D9G, D9H
824, D326F, D337F, D353C, G353D
1674, 594, 621, 641, 651, 666, 977D, 980, D326F, D337, D337F, D342C, D353C, D364, D397D, D8K, D9G, D9H
D342, D6C, D6D, D6E SR
117, 118, 119, 127, 128, 129, 14E, 172, 183, 184, 30, 44, 46, 50, 561B, 561C, 561D, 572G, 583H, 583K, 594, 594H, 768B, 769, 772, 773, 941, 951B, 955C, 977D, 977H, 977K, 977L, 983, 983B, D5, D5B, D5E, ...
583H, 583K, D8H, D8K, D9E, RM-250C, RR-250, RR-250B, SS-250
5L5589
KEY
3406, 3406B, 3408, D343
3406, 3406B, 3408, D343
3408, 3408C, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C
2L1785
KEY
3208, 3306, 3406, 3406B, 3408, D333A, D333B, D334, D337F, D342, D342C, D343
3208, 3306, 3406, 3406B, 3408, D333A, D333B, D334, D337F, D342, D342C, D343
6L6376
KEY
3306, 3406, 3406B, D333A, D333B, D334
3306, 3406, 3406B, D333A, D333B, D334
7L2208
KEY
3304, D330A, D330B
3304, D330A, D330B
6L5219
KEY
3304, 3306, 3406, 3406B, D330A, D330B, D333A, D333B, D334
3304, 3306, 3406, 3406B, D330A, D330B, D333A, D333B, D334
0088694
KEY
3208, 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, C175-16, C175-20, D399, G3512, G3516, G3516B, PM3516, PP3516, PR-450
3208, 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, C175-16, C175-20, D399, G3512, G3516, G3516B, PM3516, PP3516, PR-450
3208, 3512, 3512B, 3516, 3516B, 3516C, 3606, 3608, 3612, 3616, 3618, C175-16, C175-20, C280-12, C280-16, C280-6, C280-8, D399, G3508, G3508B, G3512, G3512B, G3516, G3516B, G3520B, G3606, G3606B, G3608...
3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C
5L1263
KEY-OUTPUT SHAFT
3181, 3508, 3512, 3516, D399, G3512, G3516
3181, 3508, 3512, 3516, D399, G3512, G3516
3508, 3508C, 3512, 3516, 3606, 3608, 3612, 3616, 785, 994, G3508, G3512, G3516
1140, 1673, 1673B, 1676, 1693, 3126B, 3208, 3408, 3408C, 3408E, 3412, 3412C, 3412E, 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 613, 613B, 613C, 631D, 631E, 631G, 633D, 633E II, 637D, 637E, 637G, 65...