6C-9149 10 mm Thick Hard Washer
Cat® hard washer designed for M20 fasteners, preventing the fastener from sinking into the material and distributing the load more evenly.
Description
Cat bolts form a matched system with mating hardened washers and nuts to produce consistent, high clamping force.
Specifications
| Hardened | Yes |
|---|---|
| Surface Finish | Zinc Flake |
| Outside Diameter (OD) – 2 | 50 mm |
| Coating Finish Note | Caterpillar is changing many washers from zinc plating to a zinc flake coated finish. The new coating increases corrosion protection to 720 hours. While existing stock of the current finish is being used up, you may receive washers with either finish during the sell-through period. |
| Inside Diameter (ID) – 1 | 22 mm |
| Thickness – 3 | 10 mm |
| Inside Diameter | 22 mm (0.866 in) |
| Outside Diameter | 50 mm (1.969 in) |
| Material | Carbon Steel |
| Gasket Type | Flat Washer |
| Fits Bolt Size | M20 mm (3/4 in) |
| Coating | Zinc flake provides moderate to high corrosion protection and repeatable assembly performance through built-in lubrication. Salt spray resistance: 720 hours with no red rust. Coating color – black (M12 and smaller), gray (larger than M12). |
| Thickness | 10 mm (0.394 in) |
Compatible Equipment
- Generator Sets: 3516C, G3516C
- Track Loaders: 973K, 994K, 995, 953, 963K, 953D, 963D, 953K, 963, 982, 972
- Cold Planers: PL72
- Compactors: CB2.5 GC, CW-34, CB2.5, CW-16, CB2.9, CB2.7, CC2.7 GC, CB2.7 GC
- Excavators: 349D2, 374D L, 390D L, 303C CR, 305C CR, 305E2 CR, 6040, 349E L VG, 365C, 345C L, 345D L, 349E L, 390D, 365B, 385C, 349E, 345C, 365C L, 385B, 385C L, 345B, 385C FS, 345D, 6060, 365B L, 302.7CR, 303.5CR, 303CR, 6030, 305 CR, 637G, 120 GC
- Motor Graders: 140K, 12K, 120, 16, 160K, 18, 16M3, 140 GC, 14
- Wheel Excavators: MD6250
- Dozers: D11T, D6R, D5M, D6T LGP, D6N, D6M, D6T, D8T, D7E, D7R, D8R, D6R XL, D7R II, D7, D8
- Mini Excavators: 305.5E, 305.5E2, 303.5C
- Wheel Loaders: 950, 950L, 972L, 962L, 966L, 980, 966, 980L, 950 GC
- Off-Highway Trucks: 745, 745C, 772G, 796 AC, 770G, 740, 740B, 735, 777D, 740 GC, 775G, 785, 794 AC, 773, 798 AC
Additional information
| Machine Model | 120, 120 GC, 12K, 14, 140 GC, 140K, 16, 160K, 16M3, 18, 302.7CR, 303.5C, 303.5CR, 303C CR, 303CR, 305 CR, 305.5E, 305.5E2, 305C CR, 305E2 CR, 345B, 345C, 345C L, 345D, 345D L, 349D2, 349E, 349E L, 349E L VG, 3516C, 365B, 365B L, 365C, 365C L, 374D L, 385B, 385C, 385C FS, 385C L, 390D, 390D L, 6030, 6040, 6060, 637G, 735, 740, 740 GC, 740B, 745, 745C, 770G, 772G, 773, 775G, 777D, 785, 794 AC, 796 AC, 798 AC, 950, 950 GC, 950L, 953, 953D, 953K, 962L, 963, 963D, 963K, 966, 966L, 972, 972L, 973K, 980, 980L, 982, 994K, 995, CB2.5, CB2.5 GC, CB2.7, CB2.7 GC, CB2.9, CC2.7 GC, CW-16, CW-34, D11T, D5M, D6M, D6N, D6R, D6R XL, D6T, D6T LGP, D7, D7E, D7R, D7R II, D8, D8R, D8T, G3516C, MD6250, PL72 |
|---|---|
| Equipment Type | Excavators, Mini Excavators, Wheel Excavators, Wheel Loaders, Track Loaders, Dozers, Motor Graders, Off-Highway Trucks, Compactors, Cold Planers, Generator Sets |
| Part Source | Genuine OEM |
