7G8427 RING-SEAL Caterpillar parts
30/30, 583T, 611, 615, 615C, 824K, 825K, 826K, 980K, 980K HLG, 980M, 982M, 986H, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, D8R II, D8T, DEUCE, PL83, R1600, R1600G, R1600H, R3000H
Rating:
Alternative (cross code) number:
CA7G8427
7G-8427
7G8427
CA7G8427
7G-8427
7G8427
Weight: 0.01 pounds 0 kg.
Information:
AXIAL WIDTH
3.91
mm
END CLEARANCE
1.25
mm
GAGE DIAMETER
88.9
mm
MATERIAL
Plastic
RADIAL WIDTH
2.54
mm
ARTICULATED TRUCK, WHEEL TRACTOR,
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Compatible equipment models: 7G8427:
Information:
Field returns of switches, like 9G7641 Start Switch Group, show a penetrating oil (like WD-40®) has entered the contact cavity of the sealed switch. This part of the switch assembly is sealed against moisture and dirt. Light penetrating lubricants can get past the tumbler seal and cause intermittent or open contacts. The result is a switch that will not turn on the main power relay or crank the engine.
Sticking or hard-to-operate switches should not be "fixed" with light lubricants. They should be replaced immediately and listed as "part causing failure" on an applicable claim or SIMS report.
For hard-to-insert keys, use only a dry graphite lubricant like Caterpillar 1U8268 Dry Film Lubricant in the tumbler and on the key.
Sticking or hard-to-operate switches should not be "fixed" with light lubricants. They should be replaced immediately and listed as "part causing failure" on an applicable claim or SIMS report.
For hard-to-insert keys, use only a dry graphite lubricant like Caterpillar 1U8268 Dry Film Lubricant in the tumbler and on the key.
Cat SIS web machinery list:
Parts ring Caterpillar catalog:
9W0055
RING
950B, D250E, D300E
950B, D250E, D300E
6G1732
RING-LOCK
69D, 768C, 769C, 769D, 770, 770G, 770G OEM, 771C, 771D, 772, 772G, 772G OEM, AD55, AD55B, AD60, R2900G, R3000H
69D, 768C, 769C, 769D, 770, 770G, 770G OEM, 771C, 771D, 772, 772G, 772G OEM, AD55, AD55B, AD60, R2900G, R3000H
6T0840
RING-SEAL
120H, 120H ES, 120H NA, 120K, 120K 2, 135H, 135H NA, D10R, D10T, D10T2, D11N, D11R, D250D, D250E, D250E II, D300E, D300E II, D400E II
120H, 120H ES, 120H NA, 120K, 120K 2, 135H, 135H NA, D10R, D10T, D10T2, D11N, D11R, D250D, D250E, D250E II, D300E, D300E II, D400E II
6U5640
RING-BACKUP
D25C, D25D, D300E, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
D25C, D25D, D300E, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
5U3531
RING-PISTON
D250B, D250D, D25C, D25D, D300B, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
D250B, D250D, D25C, D25D, D300B, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
6U3042
RING
D250B, D25C, D25D, D300B, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
D250B, D25C, D25D, D300B, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
5U4278
RING-PISTON
D250B, D25C, D25D, D300B, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D, D44B, D550B
D250B, D25C, D25D, D300B, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D, D44B, D550B
6U4154
RING
D250D, D25C, D25D, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
D250D, D25C, D25D, D30C, D350C, D350E, D35C, D35HP, D400, D400E, D40D
1982643
RING-BACKUP
1390, 2590, 322B L, 325B L, 325C, 325C FM, 325C L, 325D FM, 325D FM LL, 325D MH, 330B L, 330C FM, 330D FM, 345B, 345B II, 345B II MH, 345C, 345C L, 345C MH, 541, 541 2, 551, 552, 552 2, 568 FM LL, 725...
1390, 2590, 322B L, 325B L, 325C, 325C FM, 325C L, 325D FM, 325D FM LL, 325D MH, 330B L, 330C FM, 330D FM, 345B, 345B II, 345B II MH, 345C, 345C L, 345C MH, 541, 541 2, 551, 552, 552 2, 568 FM LL, 725...
3K8692
RING-BACKUP
518, 518C, 844, 844H, 844K, 854G, 854K, D10N, D11N, D11R, D11T, D4HTSK II, D4HTSK III, D5HTSK II, D8R, D8R II, D8T, D9N, D9R, D9T
518, 518C, 844, 844H, 844K, 854G, 854K, D10N, D11N, D11R, D11T, D4HTSK II, D4HTSK III, D5HTSK II, D8R, D8R II, D8T, D9N, D9R, D9T
1583027
RING-BACKUP
D8N, D8R, D8R II, D8T
D8N, D8R, D8R II, D8T
1583026
RING-BACKUP
D8R, D8R II, D8T
D8R, D8R II, D8T
5P7074
RING-RETAINING
30/30, 527, 611, 615, 615C, 814B, 815B, 966D, 966F, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, D5H, D5H XL, D5HTSK II, DEUCE, R1600, R1600G, R1600H
30/30, 527, 611, 615, 615C, 814B, 815B, 966D, 966F, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, D5H, D5H XL, D5HTSK II, DEUCE, R1600, R1600G, R1600H
8P8553
RING-CLAMP
30/30, 611, 615, 615C, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, DEUCE, R1600, R1600G, R1600H
30/30, 611, 615, 615C, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, DEUCE, R1600, R1600G, R1600H
0776723
RING
30/30, 784C, 785B, 785C, 789B, 789C, 793B, 793C, CB-614, CP-433B, CS-323, CS-431B, D350E, D350E II, D400, D400E, D400E II, D40D, DEUCE
30/30, 784C, 785B, 785C, 789B, 789C, 793B, 793C, CB-614, CP-433B, CS-323, CS-431B, D350E, D350E II, D400, D400E, D400E II, D40D, DEUCE
7G3975
RING-RETAINING
30/30, 611, 615, 615C, 814B, 814F, 814F II, 815B, 815F, 815F II, 816F, 816F II, 966D, 966F, 966F II, 966G, 966G II, 970F, 972G, 972G II, 972H, 972K, 972M, 980C, 980F, 980F II, D250B, D250E, D250E II, ...
30/30, 611, 615, 615C, 814B, 814F, 814F II, 815B, 815F, 815F II, 816F, 816F II, 966D, 966F, 966F II, 966G, 966G II, 970F, 972G, 972G II, 972H, 972K, 972M, 980C, 980F, 980F II, D250B, D250E, D250E II, ...
5P5297
RING-RETAINING
120M, 120M 2, 12M, 12M 2, 12M 3, 12M 3 AWD, 140M, 140M 2, 140M 3, 140M 3 AWD, 160M, 160M 2, 160M 3, 160M 3 AWD, 30/30, 572R, 572R II, 574, 578, 583R, 583T, 587R, 587T, 589, 611, 615, 615C, 793D, 793F,...
120M, 120M 2, 12M, 12M 2, 12M 3, 12M 3 AWD, 140M, 140M 2, 140M 3, 140M 3 AWD, 160M, 160M 2, 160M 3, 160M 3 AWD, 30/30, 572R, 572R II, 574, 578, 583R, 583T, 587R, 587T, 589, 611, 615, 615C, 793D, 793F,...
1L7388
RING-RETAINING
120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 143H, 160H, 160H ES, 160H NA, 163H NA, 30/30, 572R, 572R II, 578, 583R, 583T, 587R, 587T, 611...
120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 143H, 160H, 160H ES, 160H NA, 163H NA, 30/30, 572R, 572R II, 578, 583R, 583T, 587R, 587T, 611...
5P5072
RING-RETAINING
30/30, 527, 611, 615, 615C, 814B, 815B, 966D, 966F, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, D5H, D5H XL, D5HTSK II, DEUCE, R1600, R1600G, R1600H
30/30, 527, 611, 615, 615C, 814B, 815B, 966D, 966F, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, D5H, D5H XL, D5HTSK II, DEUCE, R1600, R1600G, R1600H
9F3788
RING-METAL SEAL
14E, 24H, 24M, 30/30, 527, 528, 54, 589, 611, 615, 615C, 637E, 69D, 735, 735B, 740, 740B, 768C, 769C, 769D, 770, 770G, 770G OEM, 771C, 771D, 772, 772G, 772G OEM, 814B, 815B, 824C, 824G, 824G II, 824H,...
14E, 24H, 24M, 30/30, 527, 528, 54, 589, 611, 615, 615C, 637E, 69D, 735, 735B, 740, 740B, 768C, 769C, 769D, 770, 770G, 770G OEM, 771C, 771D, 772, 772G, 772G OEM, 814B, 815B, 824C, 824G, 824G II, 824H,...
8P8759
RING-RETAINING
30/30, 574, 611, 615, 615C, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, DEUCE, R1600, R1600G, R1600H
30/30, 574, 611, 615, 615C, D250D, D250E, D250E II, D25C, D25D, D300B, D300E, D300E II, DEUCE, R1600, R1600G, R1600H
8S3521
RING-SEAL
30/30, 611, 615, 615C, 621F, 623E, 627, 627B, 627F, 631C, 631E, 631G, 633C, 633D, 633E II, 637B, 637D, 637E, 637G, 657B, 657E, 657G, 769C, 772B, 773B, 773D, 773E, 773F, 773G, 773G LRC, 773G OEM, 775B,...
30/30, 611, 615, 615C, 621F, 623E, 627, 627B, 627F, 631C, 631E, 631G, 633C, 633D, 633E II, 637B, 637D, 637E, 637G, 657B, 657E, 657G, 769C, 772B, 773B, 773D, 773E, 773F, 773G, 773G LRC, 773G OEM, 775B,...
8S3373
RING-SEAL
30/30, 611, 615, 615C, 621E, 621F, 621G, 621H, 621K, 623B, 623E, 623F, 623G, 623H, 623K, 623K LRC, 627E, 627F, 627G, 627H, 627K, 627K LRC, 631E, 631G, 633D, 633E II, 637E, 637G, 639D, 641B, 650B, 651E...
30/30, 611, 615, 615C, 621E, 621F, 621G, 621H, 621K, 623B, 623E, 623F, 623G, 623H, 623K, 623K LRC, 627E, 627F, 627G, 627H, 627K, 627K LRC, 631E, 631G, 633D, 633E II, 637E, 637G, 639D, 641B, 650B, 651E...
8B2327
RING-RETAINING
12E, 140G, 16, 245, 245B, 245D, 24H, 30/30, 375, 375 L, 5080, 5110B, 578, 583H, 583K, 583R, 587R, 589, 611, 615, 615C, 621, 621B, 621E, 621F, 621G, 623E, 623F, 623G, 627, 627E, 627F, 627G, 631C, 631D,...
12E, 140G, 16, 245, 245B, 245D, 24H, 30/30, 375, 375 L, 5080, 5110B, 578, 583H, 583K, 583R, 587R, 589, 611, 615, 615C, 621, 621B, 621E, 621F, 621G, 623E, 623F, 623G, 627, 627E, 627F, 627G, 631C, 631D,...