4N9442 KIT-CRANKSHAFT Caterpillar parts
3408, 631D, 633D, 637D, 988B
Rating:
Alternative (cross code) number:
CA4N9442
4N-9442
4N9442
CA4N9442
4N-9442
4N9442
Weight: 302 pounds 137 kg.
INDUSTRIAL ENGINE, WHEEL TRACTOR,
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Compatible equipment models: 4N9442:
Information:
3400 Marine Engines, 3406B Truck Engines, D8N TractorsReference: Service Magazine; June 13, 1988; Page 10; "Piston Application Guide" for 3406B Truck Engines. Service Magazine; November 27, 1989; Page 14; "New Turbocharger, Piston And Fuel Ratio Control Used" for 3406B Truck Engines.
Four new pistons are used in the 3400 Family Of Engines. The new 7E8885 Piston has a 15.6:1 compression ratio, while the new 7E0539 Piston has a 15.2:1 compression ratio. Both pistons use a 12.0 mm (.47") low crevice volume (LCV) design which provide improved emissions and performance. See Illustration 1.
Illustration 1. The 7E8885 and 7E0539 Pistons have a low crevice volume (LCV) design.The new 7E8929 and 7E7310 Pistons have an improved profile skirt with an oil retaining "C-groove" surface finish. This improves the seizure resistance of the piston.
See the chart for the effectivity and use of the new pistons.
Four new pistons are used in the 3400 Family Of Engines. The new 7E8885 Piston has a 15.6:1 compression ratio, while the new 7E0539 Piston has a 15.2:1 compression ratio. Both pistons use a 12.0 mm (.47") low crevice volume (LCV) design which provide improved emissions and performance. See Illustration 1.
Illustration 1. The 7E8885 and 7E0539 Pistons have a low crevice volume (LCV) design.The new 7E8929 and 7E7310 Pistons have an improved profile skirt with an oil retaining "C-groove" surface finish. This improves the seizure resistance of the piston.
See the chart for the effectivity and use of the new pistons.
Caterpillar SIS machinery equipment:
Caterpillar SIS
637D TRACTORS 26W00001-UP (MACHINE) POWERED BY 3408 ENGINE »
4N-9442
KIT-CRANKSHAFT
633D TRACTOR 25W00001-UP (MACHINE) POWERED BY 3408 ENGINE »
4N-9442
KIT-CRANKSHAFT
631D TRACTOR 24W00001-UP (MACHINE) POWERED BY 3408 ENGINE »
4N-9442
KIT-CRANKSHAFT
988B WHEEL LOADER 50W00001-06040 (MACHINE) POWERED BY 3408 ENGINE »
4N-9442
KIT-CRANKSHAFT
3408 MARINE ENGINE 99U00001-04603 »
4N-9442
KIT-CRANKSHAFT
3408 INDUSTRIAL ENGINE 67U00001-UP »
4N-9442
KIT-CRANKSHAFT
3408 TRUCK ENGINE 28V00001-04749 »
4N-9442
KIT-CRANKSHAFT
637D TRACTOR 71W00001-UP (MACHINE) »
4N-9442
KIT-CRANKSHAFT
Caterpillar parts catalog:
Parts kit Caterpillar catalog:
9J5111
KIT (seal)
140, 16, 191, 631C, 633C, 633D, 769, 941, 951B, 980B, 988
140, 16, 191, 631C, 633C, 633D, 769, 941, 951B, 980B, 988
9J5108
KIT (seal)
621, 621B, 623, 623B, 627B, 633D, 641B, 772, 966C, 983, 992
621, 621B, 623, 623B, 627B, 633D, 641B, 772, 966C, 983, 992
2G7182
KIT-CARTRIDGE
611, 615, 615C, 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 631E, 633E II, 637D, 637E, 641B, 651E, 657E, 69D, 768C, 769, 769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776, 776C, 776D, ...
611, 615, 615C, 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 631E, 633E II, 637D, 637E, 641B, 651E, 657E, 69D, 768C, 769, 769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776, 776C, 776D, ...
2G7183
KIT-REFILL
611, 615, 615C, 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 631E, 633E II, 637D, 637E, 641B, 651E, 657E, 69D, 768C, 769, 769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776, 776C, 776D, ...
611, 615, 615C, 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 631E, 633E II, 637D, 637E, 641B, 651E, 657E, 69D, 768C, 769, 769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776, 776C, 776D, ...
2G7184
KIT-PURGE VALVE
611, 615, 615C, 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 631E, 633E II, 637D, 637E, 641B, 651E, 657E, 69D, 768C, 769, 769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776, 776C, 776D, ...
611, 615, 615C, 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F, 631E, 633E II, 637D, 637E, 641B, 651E, 657E, 69D, 768C, 769, 769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776, 776C, 776D, ...
2G4674
KIT-VALVE & SEAL
14G, 16G, 621B, 637D, 641B, 651B, 651E, 657E, 769C
14G, 16G, 621B, 637D, 641B, 651B, 651E, 657E, 769C
9J5106
KIT (Seal)
631C, 633D, 641, 641B, 824B, 988
631C, 633D, 641, 641B, 824B, 988
6V7251
KIT-GASKET
834B, 988B
834B, 988B
9X6392
KIT-HYD CYLINDER SEAL
320B FM LL, 834B, 836, 988B, 988F, 988F II
320B FM LL, 834B, 836, 988B, 988F, 988F II
3G1864
KIT-SEAL
988B, 992, R2900
988B, 992, R2900
7X2742
KIT-SEAL
988B, 988F, 988F II, R1700 II, R1700G
988B, 988F, 988F II, R1700 II, R1700G
1534973
KIT-SEAL
988B, 988F, 988F II
988B, 988F, 988F II
1298391
KIT-TRANSMISSION BEARING
773B, 773D, 773E, 775B, 775D, 775E
773B, 773D, 773E, 775B, 775D, 775E
3826180
KIT-CONVERSION
HM312, HM315
HM312, HM315
3876450
KIT-RIDE CONTROL
416F, 422F, 428F, 434F
416F, 422F, 428F, 434F
20R1453
KIT-ENGINE OVERHAUL
966F, 966F II, 972G
966F, 966F II, 972G
8C8867
KIT-FINAL DRIVE BEARING
926, 926A
926, 926A
1705114
KIT-MAINTENANCE
MP15, VT30, VT50
MP15, VT30, VT50
3126590
KIT-GASKET
3126, 3126E, C7
3126, 3126E, C7
3455840
KIT-MACHINE ENCLOSURE SEAL
272D, 272D XHP, 299D, 299D XHP
272D, 272D XHP, 299D, 299D XHP
4245355
KIT-GASKET
D8R II
D8R II
3678122
KIT-EXHAUST PARTS
3516B, 3608
3516B, 3608