8J9445 PISTON Caterpillar parts
776C, 777, 777B, 777D, 777F, 777G
Rating:
Alternative (cross code) number:
CA8J9445
8J-9445
8J9445
CA8J9445
8J-9445
8J9445
Weight: 25 pounds 11 kg.
Information:
PISTON DIAMETER
63.5
mm
THICKNESS
96
mm
NUMBER OF C BORE
2
Wear Ring Dia
183.93
TRACTOR, TRUCK,
Information:
Illustration 6 g03873699
5 Piece Rim
See Table 3 for checkpoint listing
(18) Contact Zone with Gutter Section
(20) Contact Zone with Bead Seat Band
Table 3
Inspected Part Check Method Checkpoint
Cracking Wear Deformation Corrosion Roughness
Contact Zone with BSB or Side Ring Visual Inspection X X X
Non-Destructive Inspection
Contact Zone with Gutter of Rim Base Visual Inspection X X X X
Non-Destructive Inspection
Overall Form Visual Inspection X
Non-Destructive Inspection Note: Non-destructive inspections include, but are not limited to, magnetic particle inspections, ultrasonic inspections, and dye penetrant inspections.Note: Attention: Do not use sprung lock rings. Lock ring ends should overlap when in a free state. Lock rings must have visible gap between ends only when mounted.Side Ring Inspection
Illustration 7 g03873854
3 Piece Rim
See Table 4 for checkpoint listing
(21) Inner and Outer Surface
(22) Base R part
(23) Contact Zone with Tire
Illustration 8 g03873857
5 Piece Rim
See Table 4 for checkpoint listing
(24) Contact Zone with Tire
(25) Contact Zone with Bead Seal Band
(26) Contact Zone with Rim Base
Table 4
Inspected Part Check Method Checkpoint
Cracking Wear Deformation Corrosion Roughness
Contact Zone with Rim Base (For 5 PC Rims) Visual Inspection X X X
Non-Destructive Inspection X
Contact Zone with Bead Seat Band (For 5 PC Rims) Visual Inspection X X X
Non-Destructive Inspection X
Base R Part (For 3 PC Rims) Visual Inspection X X X X
Non-Destructive Inspection X
Inner and Outer Surface (For 3 PC Rims) Visual Inspection X
Non-Destructive Inspection
Contact Zone with Tire Visual Inspection X X
Non-Destructive Inspection
Overall Form Visual Inspection X
Non-Destructive Inspection Note: Non-destructive inspections include, but are not limited to, magnetic particle inspections, ultrasonic inspections, and dye penetrant inspections.
Caterpillar parts catalog:
Parts piston Caterpillar catalog:
4N4398
PISTON AS
3304, 3306, 3406, 3406B, 3408, 3412, 768B, 769, 772, 777, D342, D342C, D348, D353C, D379A, D379B, G3304, G343, G379, G399
3304, 3306, 3406, 3406B, 3408, 3412, 768B, 769, 772, 777, D342, D342C, D348, D353C, D379A, D379B, G3304, G343, G379, G399
5N8373
PISTON
3412, 3412C, 3412D, 3412E, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 3606, 3608, 3612, 3616, 3618, 5230, 5230B, 776C, 776D, 777D, 784B, 784C, 785, 785B, 785C, 785D, 789B, 789C, 793B,...
3412, 3412C, 3412D, 3412E, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 3606, 3608, 3612, 3616, 3618, 5230, 5230B, 776C, 776D, 777D, 784B, 784C, 785, 785B, 785C, 785D, 789B, 789C, 793B,...
2995204
PISTON AS
3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 5130B, 5230B, 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 789, 789B, 789C, 789D, 793C, 793D, 854G, 992G, 994D, D11N, D11R, PM3508, PM3512, ...
3508, 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 5130B, 5230B, 776D, 777, 777B, 777C, 777D, 784C, 785, 785B, 785C, 789, 789B, 789C, 789D, 793C, 793D, 854G, 992G, 994D, D11N, D11R, PM3508, PM3512, ...
3T2637
PISTON-CLUTCH
776C, 776D, 777B, 777D, 777F, 777G, CX48-P2300, SPF343C, TH48-E70, TH48-E80
776C, 776D, 777B, 777D, 777F, 777G, CX48-P2300, SPF343C, TH48-E70, TH48-E80
3T3057
PISTON-CLUTCH
776C, 776D, 777B, 777D, 777F, 777G, CX48-P2300, SPF343C, TH48-E70, TH48-E80
776C, 776D, 777B, 777D, 777F, 777G, CX48-P2300, SPF343C, TH48-E70, TH48-E80
3T3064
PISTON-BALANCE
776C, 776D, 777B, 777D, 777F, 777G, CX48-P2300, SPF343C, TH48-E70, TH48-E80
776C, 776D, 777B, 777D, 777F, 777G, CX48-P2300, SPF343C, TH48-E70, TH48-E80
7G5749
PISTON-CLUTCH
776C, 776D, 777B, 777D, 777F, 777G, 834B, D400, D44B, D9L, SPF343C, TH48-E70, TH48-E80
776C, 776D, 777B, 777D, 777F, 777G, 834B, D400, D44B, D9L, SPF343C, TH48-E70, TH48-E80
9P0687
PISTON-LOAD
621E, 621F, 621G, 623E, 623F, 623G, 627E, 627F, 627G, 631E, 631G, 633E II, 637E, 637G, 651E, 657E, 657G, 69D, 735, 740, 768C, 769C, 769D, 770, 771C, 771D, 772, 773B, 773D, 773E, 775B, 775D, 775E, 776C...
621E, 621F, 621G, 623E, 623F, 623G, 627E, 627F, 627G, 631E, 631G, 633E II, 637E, 637G, 651E, 657E, 657G, 69D, 735, 740, 768C, 769C, 769D, 770, 771C, 771D, 772, 773B, 773D, 773E, 775B, 775D, 775E, 776C...
3P2685
PISTON-CLUTCH
24H, 24M, 589, 776C, 776D, 777B, 777D, 777F, 777G, 824C, 824G, 824G II, 824H, 825G, 825G II, 825H, 826C, 826G, 826G II, 826H, 834B, 834G, 834H, 836, 836G, 836H, 980C, 980F, 980F II, 980G, 980G II, 980...
24H, 24M, 589, 776C, 776D, 777B, 777D, 777F, 777G, 824C, 824G, 824G II, 824H, 825G, 825G II, 825H, 826C, 826G, 826G II, 826H, 834B, 834G, 834H, 836, 836G, 836H, 980C, 980F, 980F II, 980G, 980G II, 980...
3S0916
PISTON RING KIT (10 Rings)
1140, 1673, 1673B, 1676, 1693, 3208, 3306, 3406, 3512, 621, 631C, 641B, 768B, 769, 772, 773, 777, 980, 980B, D348, D6C, D9G
1140, 1673, 1673B, 1676, 1693, 3208, 3306, 3406, 3512, 621, 631C, 641B, 768B, 769, 772, 773, 777, 980, 980B, D348, D6C, D9G
1051646
PISTON AS-PUMP
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, 365B, 365B II, 554, 621K, 623K, 623K LRC, 627K, 627K LRC, 735, 735B, 740, 740B, 776D, 77...
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, 365B, 365B II, 554, 621K, 623K, 623K LRC, 627K, 627K LRC, 735, 735B, 740, 740B, 776D, 77...
9V3222
PISTON AS
24H, 24M, 69D, 735, 740, 769C, 769D, 771C, 771D, 772B, 773B, 773D, 773E, 775B, 775D, 775E, 776C, 776D, 777, 777D, 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 797, 824C, 980C, 980F, 980F ...
24H, 24M, 69D, 735, 740, 769C, 769D, 771C, 771D, 772B, 773B, 773D, 773E, 775B, 775D, 775E, 776C, 776D, 777, 777D, 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793B, 793C, 797, 824C, 980C, 980F, 980F ...
7J3431
PISTON
772, 773B, 773D, 775B, 775D, 776C, 776D, 777, 777D
772, 773B, 773D, 775B, 775D, 776C, 776D, 777, 777D
7D8074
PISTON AS
769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776C, 776D, 777, 777D, 784B, 785B, 789B, 793B, 793C
769C, 769D, 771C, 771D, 772, 773B, 773D, 775B, 775D, 776C, 776D, 777, 777D, 784B, 785B, 789B, 793B, 793C
1029171
PISTON AS
776C, 777D, 777F, 777G
776C, 777D, 777F, 777G
8X4432
PISTON
776C, 776D, 777D, 777F
776C, 776D, 777D, 777F
8J8882
PISTON
776, 776C, 776D, 777, 777B, 777D, 777F, 777G
776, 776C, 776D, 777, 777B, 777D, 777F, 777G
5T3369
PISTON
776C, 777B, 777D, 785, 785B, 785C, 785D, 789, 789B, 789C, 793F AC
776C, 777B, 777D, 785, 785B, 785C, 785D, 789, 789B, 789C, 793F AC
1605897
PISTON-CLUTCH
784B, 784C, 785B, 785C, 785D, 789B
784B, 784C, 785B, 785C, 785D, 789B
1605423
PISTON-CLUTCH
784B, 784C, 785B, 785C, 785D, 789B, 789C, 789D, 793B
784B, 784C, 785B, 785C, 785D, 789B, 789C, 789D, 793B
1605890
PISTON-CLUTCH
784B, 784C, 785B, 785C, 785D, 789B
784B, 784C, 785B, 785C, 785D, 789B
1605894
PISTON-CLUTCH
784B, 784C, 785B, 785C, 785D, 789B
784B, 784C, 785B, 785C, 785D, 789B
9G9892
PISTON-BALANCE
784B, 784C, 785, 785B, 785C, 785D, 789, 789B
784B, 784C, 785, 785B, 785C, 785D, 789, 789B
8W1467
PISTON
785, 789, 789B, 793, 793B
785, 789, 789B, 793, 793B