2K4821 LOCKNUT Caterpillar parts
1090, 1190, 1190T, 120B, 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 1290T, 12E, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 130G, 135H, 135H NA, 1390, 140B, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, ...
Rating:
Alternative (cross code) number:
CA2K4821
2K-4821
2K4821
CA2K4821
2K-4821
2K4821
Weight: 0.05 pounds 0 kg.
Information:
HEX LENGTH
23.81
mm
HEIGHT
13.89
mm
MATERIAL
Steel Rc 24 Min
SERRATED FACE
N
STYLE
STANDARD
THREAD SIZE
.62-18
WASHER DIAMETER
0
mm
COATING/PLATING
Zinc-Dichromate and Wax Coating
ARTICULATED TRUCK, WHEELED EXCAVATOR,
Compare Prices: .
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Replacement for fits Fits Caterpillar NUT SELF LOCKIN 2K4821 NEW
DWLZLW
DWLZLW
CTP 2K4821 Self Locking Nut, 5/8"-18 UNF Thread Size
CTP 5/8"-18 UNF Thread Size || Self Locking Type Nut || Sold in each
CTP 5/8"-18 UNF Thread Size || Self Locking Type Nut || Sold in each
Compatible equipment models: 2K4821:
ARTICULATED TRUCK
725
725C
730
730C
735
735B
740
740B
D250B
D250E
D250E II
D25C
D25D
D300B
D300E
D300E II
D30C
D350C
D350E
D350E II
D35C
D35HP
D400
D400E
D400E II
D44B
D550B
BACKHOE
D4
BACKHOE LOADER
446
ENGINE - MACHINE
3304
EXCAVATOR
215B
235
245
313D2 LGP
320B
320C
320C FM
320D
320D FM
320D FM RR
320D GC
320D L
320E
320E L
320E LN
320E LRR
320E RR
322C
322C FM
323D L
323E L
324D
324D FM
324D FM LL
324D L
324D LN
324E
324E L
324E LN
325B L
325C
325C FM
325D
325D FM
325D FM LL
325D L
325D MH
326D L
328D LCR
329D
329D L
329D LN
329E
329E L
329E LN
330
330 L
330B
330B L
330C
330C FM
330C L
330C MH
330D
330D FM
330D L
330D LN
330D MH
336D
336D L
336D LN
336D2
336D2 L
336E
336E H
336E L
336E LH
336E LN
336F L
340D L
340D2 L
345B
345B II
345B II MH
345B L
345C
345C L
345C MH
345D
345D L
345D L VG
349D
349D L
349E
349E L
349E L VG
349F L
350
365B
365B II
365B L
365C
365C L
365C L MH
374D L
374F L
375
385B
385C
385C FS
385C L
385C L MH
390D
390D L
390F L
568 FM LL
E300B
M325D L MH
M325D MH
GAS ENGINE
CG137-08
CG137-12
G3406
G3408
G3408C
G3412
G3508
G3508B
G3512
G3512B
G3516
G3516B
G3520B
G3606
G3608
G3612
G3616
GEN SET ENGINE
3126B
3208
3304
3306
3306B
3406B
3406C
3408
3412
3412C
3508
3508B
3512
3512B
3516
3516B
C-12
G3516B
GENERATOR SET
3406C
3408C
3412C
3508
3512
3512B
3512C
3516
3516B
3516C
C18
C27
G3508
G3512
G3512E
G3516
G3516B
G3516C
G3516E
G3516H
G3520B
G3520C
G3520E
INDUSTRIAL ENGINE
3114
3116
3126
3126B
3176B
3176C
3196
3204
3208
3304
3306
3306B
3406
3406B
3406C
3406E
3408
3408C
3408E
3412
3412C
3412E
3456
3508
3508B
3512
3512B
3516
3516B
C-10
C-12
C-15
C-16
C-9
C11
C13
C15
C18
C27
C32
C6.6
C7
C7.1
C9
C9.3
D343
D348
LOGGER
322C
MARINE ENGINE
3116
3126
3176B
3176C
3196
3304
3304B
3306
3306B
3406
3406B
3406C
3406E
3408
3408B
3412
3412D
3412E
3508
3508B
3508C
3512
3512C
3516
3516B
3516C
C-12
C12
C15
C18
C30
C32
D353C
MOBILE HYD POWER UNIT
324D LN
325C
325D
325D L
329D L
329E
330C
330D
330D L
336D L
336E
336E HVG
345C L
349D L
349E
349E L HVG
365C L
385C
385C L
MOTOR GRADER
120B
120G
120H
120H ES
120H NA
120K
120K 2
120M
12E
12G
12H
12H ES
12H NA
12K
12M
130G
135H
135H NA
140B
140G
140H
140H ES
140H NA
140K
140K 2
140M
143H
14E
14G
14H
14H NA
14M
16
160G
160H
160H ES
160H NA
160K
160M
163H
163H NA
16G
16H
16H NA
24H
PETROLEUM GEN SET
C27
PETROLEUM PACKAGE
CX31-C13I
CX31-C15I
CX31-C18I
CX31-C9I
CX35-C18I
CX35-P800
TH35-C11I
TH35-C13I
TH35-C15I
PIPELAYER
561C
561M
561N
571G
572G
572R
572R II
578
583K
583R
583T
587R
587T
589
594
594H
PL61
PL83
PL87
PNEUMATIC COMPACTOR
PS-500
POWER MODULE
PMG3516
SHOVEL LOGGER
345C
SKID STEER LOADER
216B
216B3
226B
226B3
232B
236B
236B3
236D
242B
242B3
242D
246C
246D
252B
252B3
256C
262C
262C2
262D
268B
272C
272D
272D XHP
SOIL STABILIZER
SS-250
STABILIZER MIXER
SM-350
TELEHANDLER
RT50
TRACK FELLER BUNCHER
1090
1190
1190T
1290T
1390
2290
2390
2391
2491
2590
511
521
521B
522
522B
532
541
541 2
551
552
552 2
FB221
TK1051
TK711
TK721
TK722
TK732
TK741
TK751
TK752
TRACK LOADER
941
943
951B
953B
953C
953D
955C
955L
963
963B
963C
963D
973
973C
973D
977D
977K
977L
983
983B
TRACK-TYPE TRACTOR
30/30
D10
D10N
D10R
D10T
D11N
D11R
D11T
D3B
D4D
D4E
D4E SR
D4H
D4H XL
D5
D5B
D5E
D5H
D5H XL
D5M
D5N
D6C
D6D
D6E
D6E SR
D6F SR
D6G
D6G SR
D6G2 LGP
D6G2 XL
D6H
D6H XL
D6H XR
D6K
D6K LGP
D6K XL
D6M
D6N
D6R
D6R II
D6R III
D6T
D6T LGP
D6T LGPPAT
D6T XL
D7F
D7G
D7G2
D7H
D7R
D7R II
D7R XR
D8K
D8L
D8N
D8R
D8R II
D8T
D9G
D9H
D9L
D9N
D9R
D9T
DEUCE
TRAILER
VFS70
TRUCK
69D
769C
769D
770
770G
772
772G
773B
773D
773E
773F
775D
775E
775F
777
777C
777D
777F
785
785B
785C
785D
789B
789C
793B
793C
793D
795F AC
795F XQ
797
797B
TRUCK ENGINE
1673C
1676
3114
3116
3126
3126E
3176
3176B
3208
3306
3306B
3306C
3406
3406B
3406C
3406E
3408
C-10
C-12
C-15
C-16
C-18
C13
C7
C9
VIBRATORY COMPACTOR
CB-534
CB-634
CB-634C
CB-634D
CP-573E
CP-663E
CS-533C
CS-551
CS-563C
CS-563E
CS-573C
CS-583C
CS-583E
CS-663E
CS-683E
WHEEL DOZER
814B
814F
814F II
824B
824C
824G
824G II
824H
824K
834
834B
834G
834H
834K
844
844H
854G
WHEEL LOADER
920
924G
924GZ
924H
924HZ
928H
928HZ
930
930G
938G
938G II
938H
950
950B
950B/950E
950F
950F II
950G
950G II
950H
950K
960F
962G
962G II
962H
962K
966D
966F
966F II
966G
966G II
966H
970F
972G
972G II
972H
980C
980F
980G
980G II
980H
988B
988G
988H
988K
990
990 II
990H
992C
992G
994
994D
994F
994H
G936
Information:
The high voltage that is produced by an operating generator set can cause severe injury or death. Before performing any maintenance or repairs, ensure that the generator will not start.Place the engine control switch in the "OFF" position. Attach "DO NOT OPERATE" tags to all starting controls. Disconnect the batteries or disable the starting system. Lock out all switchgear and automatic transfer switches that are associated with the generator.
Use the following procedure in order to test the rotating rectifier.
Stop the generator set. Disconnect the wires for the AVR and isolate the wires for the AVR.
Make an assembly for separate excitation. The assembly can use a 12 volt battery or a variable DC power supply as a power source. Refer to Step 3 for an assembly that uses a 12 Volt battery. Refer to Step 4 for an assembly that uses a variable DC power supply.
Illustration 1 g01015807
(A) Exciter Field
(B) Diode (1 Amp)
(C) Rheostat (50 Ohms 300 Watts)
Connect a 12 volt battery in series with a rheostat (C) of "50 Ohms 300 Watts" and a diode (B) on both wires for the exciter field (5+ and 6-). Go to step 5.
Illustration 2 g01015808
(D) AC supply
(E) Variable power supply
(F) Exciter field
(G) Diode bridge
Connect a variable power supply and a diode bridge to both of the wires for the exciter field (5+) and (6-).
The assembly should have characteristics that are compatible with the power for the field excitation of the generator.
Operate the generator set at rated speed.
Gradually increase the current of the exciter field by adjusting the rheostat or the variable power supply. Measure the output voltage and the current at no load. Measure the output voltage and measure the current at no load.
The generator is operating properly when the output voltage is at the rated value and the output voltage is balanced within one percent for the rated level of excitation.
Cat SIS web machinery list:
Parts locknut Caterpillar catalog:
5M4996
LOCKNUT
3306, 3408, 3412, 824C, 826C, 955H, 977H, 980C, D8H, D8K, D9E
3306, 3408, 3412, 824C, 826C, 955H, 977H, 980C, D8H, D8K, D9E
6V8287
LOCKNUT
3508, 3508B, 3508C, 3512, 3512B, 3516, 3516B, 5130, 5130B, 5230, 5230B, 776C, 776D, 777, 777D, 784B, 784C, 785, 785B, 785C, 789B, 789C, 793, 793B, 793C, 797, 854G, 992G, 994, 994D, D11N, D11R, G3508, ...
3508, 3508B, 3508C, 3512, 3512B, 3516, 3516B, 5130, 5130B, 5230, 5230B, 776C, 776D, 777, 777D, 784B, 784C, 785, 785B, 785C, 789B, 789C, 793, 793B, 793C, 797, 854G, 992G, 994, 994D, D11N, D11R, G3508, ...
2P1286
LOCKNUT-BULKHEAD
140, 153, 227, 235, 235B, 235C, 3208, 320D FM, 3406C, 3408C, 3456, 3618, 528, 583T, 587T, 651E, 657E, 730C, 735B, 740B, 777F, 793C, 825C, 844K, 854K, 920, 930, 931B, 936, 963, 966F, 966F II, 973, 990K...
140, 153, 227, 235, 235B, 235C, 3208, 320D FM, 3406C, 3408C, 3456, 3618, 528, 583T, 587T, 651E, 657E, 730C, 735B, 740B, 777F, 793C, 825C, 844K, 854K, 920, 930, 931B, 936, 963, 966F, 966F II, 973, 990K...
7F2060
LOCKNUT
12E, 227, 30/30, 307, 312, 315, 317, 320B, 322B L, 325B L, 330 L, 330B L, 345B, 345B II, 345B II MH, 350, 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 375, 375 L, 5080, 518, 518C, 5230B, 613, ...
12E, 227, 30/30, 307, 312, 315, 317, 320B, 322B L, 325B L, 330 L, 330B L, 345B, 345B II, 345B II MH, 350, 3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 375, 375 L, 5080, 518, 518C, 5230B, 613, ...
1P1125
LOCKNUT-TURBOCHARGER
120G, 130G, 215, 215B, 224, 225, 229D, 3304, 3304B, 3306, 3306B, 3406B, 515, 518, 518C, 525, 527, 926, 930, 936F, 950, 950B, 953, 963, CB-534, CS-643, D4E, D4E SR, D4H, D4H XL, D4HTSK III, D5H, D5H XL...
120G, 130G, 215, 215B, 224, 225, 229D, 3304, 3304B, 3306, 3306B, 3406B, 515, 518, 518C, 525, 527, 926, 930, 936F, 950, 950B, 953, 963, CB-534, CS-643, D4E, D4E SR, D4H, D4H XL, D4HTSK III, D5H, D5H XL...
2K7471
LOCKNUT
120B, 120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140, 140G, 140H, 140H ES, 140H NA, 140K, 140M, 143H, 160G, 160H, 160H ES, 160H NA, 160K, 160M, 163H, 163H NA, 16G, 30...
120B, 120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140, 140G, 140H, 140H ES, 140H NA, 140K, 140M, 143H, 160G, 160H, 160H ES, 160H NA, 160K, 160M, 163H, 163H NA, 16G, 30...
2N2280
LOCKNUT
1693, 3406B, 3406C, 572G, 583K, 589, 621B, 621E, 621F, 621G, 623E, 623F, 623G, 627E, 627F, 627G, 651B, 657B, 824C, 826C, 834B, 980C, 980F, 988B, AD55, D343, D350E, D353C, D400E, D8L, D9L, D9N, D9R, G3...
1693, 3406B, 3406C, 572G, 583K, 589, 621B, 621E, 621F, 621G, 623E, 623F, 623G, 627E, 627F, 627G, 651B, 657B, 824C, 826C, 834B, 980C, 980F, 988B, AD55, D343, D350E, D353C, D400E, D8L, D9L, D9N, D9R, G3...
9L9814
LOCKNUT
1140, 1145, 1150, 1160, 120G, 120H, 120H NA, 120K, 120K 2, 12G, 12H, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H NA, 140K, 140K 2, 143H, 14G, 160G, 160H, 160H NA, 160K, 163H NA, 16G, 16H NA, 22...
1140, 1145, 1150, 1160, 120G, 120H, 120H NA, 120K, 120K 2, 12G, 12H, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H NA, 140K, 140K 2, 143H, 14G, 160G, 160H, 160H NA, 160K, 163H NA, 16G, 16H NA, 22...
8C8763
LOCKNUT
3606, 3608, 3612, 3616, C280-12, C280-16, C280-6, C280-8, G3508, G3512, G3512E, G3516, G3516B, G3520B, G3606, G3608, G3612, G3616
3606, 3608, 3612, 3616, C280-12, C280-16, C280-6, C280-8, G3508, G3512, G3512E, G3516, G3516B, G3520B, G3606, G3608, G3612, G3616
1043947
LOCKNUT
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 12K, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 3512C, 3516C, 3606, 3608, 3612, ...
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 12K, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 3512C, 3516C, 3606, 3608, 3612, ...
4L8767
LOCKNUT
3512, D348, D379, D379A, D379B, D398, D398A, G379, G399
3512, D348, D379, D379A, D379B, D398, D398A, G379, G399
7Y4622
LOCKNUT
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 318B, 318C, 319C, 319D, 319D L, 319D LN, 320 L, 320B, 320C, 320E LN, 320N, 321D LCR, 322 FM L, 322 LN, 322B L, 322B LN, 322C, 322C FM, 323...
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 318B, 318C, 319C, 319D, 319D L, 319D LN, 320 L, 320B, 320C, 320E LN, 320N, 321D LCR, 322 FM L, 322 LN, 322B L, 322B LN, 322C, 322C FM, 323...
3E8017
LOCKNUT
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12K, 12M, 135H, 135H NA, 140G, 140K, 140K 2, 140M, 140M 2, 160K, 160M, 160M 2, 163H, 16H, 2290, 2390, 2391, 2491, 2590, 30/30, 3114, 3116, 3126, 3126B, 3126E...
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12K, 12M, 135H, 135H NA, 140G, 140K, 140K 2, 140M, 140M 2, 160K, 160M, 160M 2, 163H, 16H, 2290, 2390, 2391, 2491, 2590, 30/30, 3114, 3116, 3126, 3126B, 3126E...
9X6620
LOCKNUT
120M, 12H, 12M 2, 12M 3, 12M 3 AWD, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, 16M, 205B, 211B, 214B, 2864C, 3114, 3116, 3126, 3126B, 31...
120M, 12H, 12M 2, 12M 3, 12M 3 AWD, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, 16M, 205B, 211B, 214B, 2864C, 3114, 3116, 3126, 3126B, 31...
2H3776
LOCKNUT
12E, 16, 1673, 1676, 235C, 330, 330 L, 3304, 3304B, 3306, 3306B, 330B, 330B L, 3408, 3408C, 3412, 350, 613, 613B, 613C, 615, 615C, 769, 772, 773, 777, AP-1000, AP-1000B, AP-1055B, BG-2455C, D336, D348...
12E, 16, 1673, 1676, 235C, 330, 330 L, 3304, 3304B, 3306, 3306B, 330B, 330B L, 3408, 3408C, 3412, 350, 613, 613B, 613C, 615, 615C, 769, 772, 773, 777, AP-1000, AP-1000B, AP-1055B, BG-2455C, D336, D348...
2L6267
LOCKNUT
120G, 120H, 12H, 135H, 140, 140H, 143H, 14H, 153, 160H, 163H, 16H, 173B, 183B, 193, 3114, 3116, 3126, 3126B, 3160, 3176B, 3176C, 3196, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, ...
120G, 120H, 12H, 135H, 140, 140H, 143H, 14H, 153, 160H, 163H, 16H, 173B, 183B, 193, 3114, 3116, 3126, 3126B, 3160, 3176B, 3176C, 3196, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, ...
5M9788
LOCKNUT-JAM
120, 120G, 12E, 12G, 140, 14E, 14G, 16, 16G, 215, 225, 3114, 3116, 3126, 3126B, 3176B, 3176C, 3196, 3304, 3306, 3306B, 426, 793D, 793F, 793F CMD, 793F OEM, 793F-XQ, 797, 797B, 824, 834, 941, 955K, C-1...
120, 120G, 12E, 12G, 140, 14E, 14G, 16, 16G, 215, 225, 3114, 3116, 3126, 3126B, 3176B, 3176C, 3196, 3304, 3306, 3306B, 426, 793D, 793F, 793F CMD, 793F OEM, 793F-XQ, 797, 797B, 824, 834, 941, 955K, C-1...
2P1293
LOCKNUT-BULKHEAD
1090, 1190, 1190T, 120K, 120K 2, 120M 2, 1290T, 12K, 12M 2, 12M 3 AWD, 1390, 140K, 140K 2, 140M 2, 140M 3 AWD, 160K, 160M 2, 160M 3 AWD, 2290, 236D, 2384C, 2390, 2391, 242D, 2470C, 2484C, 2491, 24H, 2...
1090, 1190, 1190T, 120K, 120K 2, 120M 2, 1290T, 12K, 12M 2, 12M 3 AWD, 1390, 140K, 140K 2, 140M 2, 140M 3 AWD, 160K, 160M 2, 160M 3 AWD, 2290, 236D, 2384C, 2390, 2391, 242D, 2470C, 2484C, 2491, 24H, 2...
1167069
LOCKNUT
3054, 3056, 307, 312, 416B, 416C, 426B, 426C, 428B, 428C, 436B, 436C, 438B, 438C, AP-800C, BG-225B, CB-434B, CB-434C, CB-534B, CB-534C, CB-535B, CB-544, CB-545, CP-433C, CS-323C, CS-431C, PS-150B, PS-...
3054, 3056, 307, 312, 416B, 416C, 426B, 426C, 428B, 428C, 436B, 436C, 438B, 438C, AP-800C, BG-225B, CB-434B, CB-434C, CB-534B, CB-534C, CB-535B, CB-544, CB-545, CP-433C, CS-323C, CS-431C, PS-150B, PS-...
2N2766
LOCKNUT-TURBOCHARGER TO MANIFOLD
120G, 12G, 12H, 12H ES, 12H NA, 130G, 140B, 140G, 140H, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H, 160H ES, 160H NA, 163H NA, 1673C, 1674, 1693, 16G, 16H NA, 215B, 229D, 235, 235B, 235C, 245, 24...
120G, 12G, 12H, 12H ES, 12H NA, 130G, 140B, 140G, 140H, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H, 160H ES, 160H NA, 163H NA, 1673C, 1674, 1693, 16G, 16H NA, 215B, 229D, 235, 235B, 235C, 245, 24...