0R3421 NOZZLE AS-FUEL INJECTION Caterpillar parts
621F, 623E, 627F, 980C, 980F
Rating:
Alternative (cross code) number:
CA0R3421
0R-3421
0R3421
CA0R3421
0R-3421
0R3421
Weight: 0.60 pounds 0 kg.
WHEEL LOADER, WHEEL TRACTOR,
Related part:
4W7017
NOZZLE AS-FUEL V
0R3421
R
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US$54.60
14 Jul 2025
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IMIFAFTAbT New Fuel Injector Pencil Nozzle 4W7017 0R-1744 0R-3421 Compatible with Caterpillar Cat 3406B 3406C 3408 3408C 3408B Engine
IMIFAFTAbT Product name: Fuel Injector || Warranty:1year || Compatible with Caterpillar Cat 3406B 3406C 3408 3408C 3408B Engine || Part Number:4W7017 0R-1744 0R-3421 || Important Note:1.Please double check that this product fits your car before purchasing check your part number,photo. 2.Since the effect of light is different between the display and the display, the actual color may be different from the color of the image.
IMIFAFTAbT Product name: Fuel Injector || Warranty:1year || Compatible with Caterpillar Cat 3406B 3406C 3408 3408C 3408B Engine || Part Number:4W7017 0R-1744 0R-3421 || Important Note:1.Please double check that this product fits your car before purchasing check your part number,photo. 2.Since the effect of light is different between the display and the display, the actual color may be different from the color of the image.
Jeimgrso 6PCS Fuel Injector 0R-3421 0R3421 Compatible with Caterpillar CAT 3406B 3406 3406C Engine
Jeimgrso Part Name: 0R-3421 0R3421 Fuel Injector || Part Number: 0R-3421 0R3421 || Compatible with Caterpillar CAT 3406B 3406 3406C Engine || There are no instructions in this kit; Professional installation is recommended || To avoid unnecessary returns; please check the product picture and part number carefully to make sure it is the product you want
Jeimgrso Part Name: 0R-3421 0R3421 Fuel Injector || Part Number: 0R-3421 0R3421 || Compatible with Caterpillar CAT 3406B 3406 3406C Engine || There are no instructions in this kit; Professional installation is recommended || To avoid unnecessary returns; please check the product picture and part number carefully to make sure it is the product you want
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Compatible equipment models: 0R3421:
Information:
Caterpillar: Confidential Yellow
PSP FOR INSTALLING A CHECK VALVE IN THE FUEL FILTER LINES GROUP ON CERTAIN E110B, E120B, E200B, EL200B, 213B, 314B, 224B, E2 40B, EL240B EXCAVATORS; 446 BACKHOE LOADERS; AND 3114 AND 3116 GENERATOR SET, INDUSTRIAL, AND MARINE ENGINES - PS0472 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, TRUCK TEPS
The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
U-166 A-113 AU-107 E-99 O-125 TM-6 1250 PS0472 This Program can only be administered after a failure (complaint) occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS0472" as Part Number, "7755" as Group Number, and "96" as Description Code. Termination Date
August 31, 1991
Problem
The fuel system may lose its prime on certain E110B, E120B, E200B, EL200B, 213B, 214B, 224B, E240B, and EL240B Excavators; 446 Backhoe Loaders; and 3114 and 3116 Generator Set, Industrial, and Marine Engines. The loss of prime may occur from several hours to several days after the engine has been shutoff.
Affected Product
Model Identification Number E110B 8MF1-145 E120B 6JF1-212 E200B 6KF1-439 6KG1-250 EL200B 7DF1-975 213B 1EJ1-229, 231-235, 239, 241, 243, 244, 246, 248, 250 214B 4CF1-281, 283 9MF1-187, 189-199 224B 7WF1-46, 48-50, 52-55, 57-60, 62-64 E240B 8SF1-33 9PF1-196 EL240B 5WG1-166 6MG1-104 446 6XF1-193 3114 5EF1-562
PSP FOR INSTALLING A CHECK VALVE IN THE FUEL FILTER LINES GROUP ON CERTAIN E110B, E120B, E200B, EL200B, 213B, 314B, 224B, E2 40B, EL240B EXCAVATORS; 446 BACKHOE LOADERS; AND 3114 AND 3116 GENERATOR SET, INDUSTRIAL, AND MARINE ENGINES - PS0472 - MAILED US AND CANADA, CACO, COFA, CFEL, COSA, TRUCK TEPS
The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
U-166 A-113 AU-107 E-99 O-125 TM-6 1250 PS0472 This Program can only be administered after a failure (complaint) occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS0472" as Part Number, "7755" as Group Number, and "96" as Description Code. Termination Date
August 31, 1991
Problem
The fuel system may lose its prime on certain E110B, E120B, E200B, EL200B, 213B, 214B, 224B, E240B, and EL240B Excavators; 446 Backhoe Loaders; and 3114 and 3116 Generator Set, Industrial, and Marine Engines. The loss of prime may occur from several hours to several days after the engine has been shutoff.
Affected Product
Model Identification Number E110B 8MF1-145 E120B 6JF1-212 E200B 6KF1-439 6KG1-250 EL200B 7DF1-975 213B 1EJ1-229, 231-235, 239, 241, 243, 244, 246, 248, 250 214B 4CF1-281, 283 9MF1-187, 189-199 224B 7WF1-46, 48-50, 52-55, 57-60, 62-64 E240B 8SF1-33 9PF1-196 EL240B 5WG1-166 6MG1-104 446 6XF1-193 3114 5EF1-562
Caterpillar parts catalog:
Parts nozzle Caterpillar catalog:
16G, 16H NA, 245, 245B, 245D, 3406B, 3406C, 3408, 621E, 621F, 623E, 627E, 627F, 772B, 773B, 775B, 824C, 825C, 826C, 980C, 980F, 980F II, D40D, HT400, RR-250, SM-350, SS-250
235B, 3306, 3306B, 3306C, 350, 545, 572R, 627B, 627F, 627G, 814F, 815F, 816F, 966F, 966F II, 966G, 972G, 973, 973C, D7G, D7G2, D7H, D7R, R1300, R1300G
120G, 130G, 140G, 14G, 14H NA, 160G, 16G, 16H NA, 303.5, 304.5, 312, 3126, 312E, 313B, 314E CR, 316E L, 320E RR, 324E, 329E, 3304B, 3306, 3306B, 336E, 3406, 3406C, 3406E, 3408E, 3412, 3412C, 3412E, 35...
3408C, 3412, 3412C, 578, 583R, 589, 824G, 825G, 826C, 826G, 980C, 980G, D8N, D8R, D8R II
8Y4408
NOZZLE AS-JET
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, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 16H, 16H NA, 322, 3...
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, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 16H, 16H NA, 322, 3...
578, 824C, 824G, 825G, 826G, 980C, 980G, D8N, D8R, D8R II
4V3527
NOZZLE AS-WASHER
611, 613C II, 615C, 621E, 623E, 627E, 631E, 633E II, 637E, 814B, 815B, 826C, 834B, 836, 943, 950B, 953, 963, 966D, 980C, 988B, 992C
611, 613C II, 615C, 621E, 623E, 627E, 631E, 633E II, 637E, 814B, 815B, 826C, 834B, 836, 943, 950B, 953, 963, 966D, 980C, 988B, 992C
8T1119
NOZZLE AS
322 FM L, 322B L, 325B L, 330, 330B L, 345B L, 621F, 621G, 623E, 623F, 623G, 627F, 627G, 631G, 637G, 770G, 772G, 844, 854G, 953, 963, 973, 990, 990 II, 992G, D10N, D10R, D11N, D11R, D7E, D9N, D9R, R13...
322 FM L, 322B L, 325B L, 330, 330B L, 345B L, 621F, 621G, 623E, 623F, 623G, 627F, 627G, 631G, 637G, 770G, 772G, 844, 854G, 953, 963, 973, 990, 990 II, 992G, D10N, D10R, D11N, D11R, D7E, D9N, D9R, R13...
8T2449
NOZZLE AS-WASHER
611, 613C II, 615C, 623E, 627E, 637E, 784B, 784C
611, 613C II, 615C, 623E, 627E, 637E, 784B, 784C
6V6797
NOZZLE AS
844, 854G, 910E, 916, 926, 936, 936F, 950F, 950F II, 960F, 966F, 966F II, 970F, 980F, 988F, 988F II, 990, 990 II, 992D, 992G, D10N, D10R, D11N, D11R, D9N, D9R, IT12B, IT14F, IT28
844, 854G, 910E, 916, 926, 936, 936F, 950F, 950F II, 960F, 966F, 966F II, 970F, 980F, 988F, 988F II, 990, 990 II, 992D, 992G, D10N, D10R, D11N, D11R, D9N, D9R, IT12B, IT14F, IT28
621F, 623E, 623F, 627B, 627F, 814B, D400
3V3816
NOZZLE AS
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, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 16H, 16H NA, 814B, ...
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, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 16H, 16H NA, 814B, ...
621F, 623E, 623F, 627B, 627F, 814B, D400
1714093
NOZZLE AS-FUEL INJECTION
611, 615C, 966F, 966F II, 972G
611, 615C, 966F, 966F II, 972G
6V6797
NOZZLE AS
844, 854G, 910E, 916, 926, 936, 936F, 950F, 950F II, 960F, 966F, 966F II, 970F, 980F, 988F, 988F II, 990, 990 II, 992D, 992G, D10N, D10R, D11N, D11R, D9N, D9R, IT12B, IT14F, IT28
844, 854G, 910E, 916, 926, 936, 936F, 950F, 950F II, 960F, 966F, 966F II, 970F, 980F, 988F, 988F II, 990, 990 II, 992D, 992G, D10N, D10R, D11N, D11R, D9N, D9R, IT12B, IT14F, IT28
8T2449
NOZZLE AS-WASHER
611, 613C II, 615C, 623E, 627E, 637E, 784B, 784C
611, 613C II, 615C, 623E, 627E, 637E, 784B, 784C
5C9088
NOZZLE
920, 930
920, 930
7W7023
NOZZLE ASSEM.
953, R1700 II
953, R1700 II
2330226
NOZZLE AS
613C II
613C II
2135417
NOZZLE
613C II
613C II
1363195
NOZZLE AS-WASHER
621H, 623H, 627H, 769D, 771D, 773D, 773E, 775D, 775E, 776D, 777D, 797, 797B, 824G II, 824H, 825G II, 825H, 826G, 826G II, 826H, 834G, 834H, 836G, 836H, 914G, 924G, 924GZ, 924H, 924HZ, 928G, 928H, 928H...
621H, 623H, 627H, 769D, 771D, 773D, 773E, 775D, 775E, 776D, 777D, 797, 797B, 824G II, 824H, 825G II, 825H, 826G, 826G II, 826H, 834G, 834H, 836G, 836H, 914G, 924G, 924GZ, 924H, 924HZ, 928G, 928H, 928H...
320D FM, 320D FM RR, 824G II, 824H, 824K, 825G II, 825H, 825K, 826G, 826G II, 826H, 826K, 834G, 834H, 834K, 836G, 836H, 836K, 844, 844H, 844K, 854G, 854K, 914G, 924G, 924GZ, 924H, 924HZ, 928G, 928H, 9...
1265972
NOZZLE
914G, IT14G
914G, IT14G