2K4973
LOCKNUT (3/8-16-THD)
5Models
50Assemblies
30Co-occurring
Part Information ▼
BrandCaterpillarWeight0.02 lb (0.01 kg)
Service Part For (280)
▼Found in Assemblies (50)
| Assembly | Model | Ref# | Qty | Note |
|---|---|---|---|---|
| 9Y-8505 HOUSING GP-FRONTS/N DK61-UP; DPZ1-UP · PART OF 464-3955 ENGINE AR-COMPLETE | 3412 | 4 | ||
| 490-7193 GUARD GP-ENGINES/N DK61-UP · AN ATTACHMENT | 3412 | 15 | ×8 | |
| 9Y-8505 HOUSING GP-FRONTS/N DPZ1-UP · PART OF 464-3955 ENGINE AR-COMPLETE | 3412 | 4 | ||
| 490-7193 GUARD GP-ENGINES/N XJ51-UP · AN ATTACHMENT | 3412 | 15 | ×8 | |
| 382-6030 GUARD GP-COUPLINGAN ATTACHMENT | 3516C | 11 | ×4 | |
| 113-1581 AIR CLEANER GPPART OF 386-7211 AIR CLEANER GP · AN ATTACHMENT | 3516C | 4 | ×4 | |
| 396-8196 LINES GP-AIR -INLETAN ATTACHMENT | 3516C | 11 | ×8 | |
| 462-8492 LINES GP-AIR -TURBOCHARGERAN ATTACHMENT | 3516C | 9 | ×8 | |
| 465-5880 LINES GP-AIR -TURBOCHARGERAN ATTACHMENT | 3516C | 9 | ×8 | |
| 495-8925 LINES GP-AIRAN ATTACHMENT | 3516C | 9 | ×8 | |
| 495-8949 LINES GP-AIRAN ATTACHMENT | 3516C | 8 | ×8 | |
| 384-3621 GUARD GP-EXTENSIONAN ATTACHMENT | 3516C | 6 | ×8 | |
| 384-3653 GUARD GP-EXTENSIONAN ATTACHMENT | 3516C | 6 | ×16 | |
| 561-8696 KIT-ENGINE CONVERSIONS/N SK71-UP · ENGINE IDLE REDUCTION SYSTEM | SPF743 | ×4 | ||
| 422-5817 FUMES DISPOSAL GPS/N MLX1-UP · PART OF 424-3706, 552-5696 INSTALLATION AR-ENGINE | SPF743 | 4 | ×5 | |
| 541-4953 MOUNTING GP-PRELUBE PUMPS/N MLX1-UP · AN ATTACHMENT | SPF743 | 8 | ×4 | |
| 528-5224 PUMP & MTG GP-PRELUBRICATIONS/N SK71-UP · AN ATTACHMENT | SPF743 | 8 | ×4 | |
| 473-2453 SHIELD GP-ENGINE OIL LINESS/N MLX1-UP · ENGINE OIL LINES | SPF743 | 4 | ||
| 471-2996 LINES GP-COOLANT -VENTS/N MLX1-UP · PART OF 424-3702 COOLING AR | SPF743 | 5 | ×3 | |
| 528-6638 LINES GP-COOLANTS/N MLX1-UP · PART OF 552-5692 COOLING AR | SPF743 | 5 | ×4 | |
| 528-8863 LINES GP-COOLANT -RADIATOR RETURNS/N MLX1-UP · PART OF 552-5692 COOLING AR | SPF743 | 10 | ×6 | |
| 532-6230 BRACKET GP-SUPPORTS/N MLX1-UP · PART OF 552-5696 INSTALLATION AR-ENGINE | SPF743 | 17 | ×12 | |
| 472-3205 LINES GP-AIR -RETURNS/N MLX1-UP · PART OF 424-3702 COOLING AR | SPF743 | 7 | ×8 | |
| 472-3207 LINES GP-AIR -SUPPLYS/N MLX1-UP · PART OF 424-3702, 552-5692 COOLING AR | SPF743 | 7 | ×32 | |
| 489-6867 LINES GP-AIRS/N MLX1-UP · PART OF 424-3705 LINES GP-HYDRAULIC | SPF743 | 16 | ×7 | |
| 528-8865 LINES GP-AIRS/N MLX1-UP · PART OF 552-5692 COOLING AR | SPF743 | 8 | ×8 | |
| 541-6979 LINES GP-AIRS/N MLX1-UP · PART OF 552-5695 PUMP & LINES AR | SPF743 | 16 | ×8 | |
| 489-3106 LINES GP-FUEL -RETURNS/N MLX1-UP · PART OF 424-3703 PUMP & LINES AR | SPF743 | 18 | ×3 | |
| 522-4832 LINES GP-FUEL -RETURNS/N MLX1-UP · AN ATTACHMENT | SPF743 | 14 | ||
| 420-5549 MANIFOLD & MTG GP-FUELS/N MLX1-UP · MAIN MANIFOLD | SPF743 | 4 | ×4 | |
| 553-3888 SUPPORT GP-LINES -RETURNS/N MLX1-UP · AN ATTACHMENT | SPF743 | 1 | ×5 | |
| 396-8170 BATTERY & MOUNTING GPS/N MLX1-UP · PART OF 424-3707, 552-5697 BATTERY & WIRING GP | SPF743 | 9 | ||
| 396-8169 BATTERY & WIRING GPS/N MLX1-UP · PART OF 424-3707 BATTERY & WIRING GP | SPF743 | 20 | ×9 | |
| 551-0070 BATTERY & WIRING GPS/N MLX1-UP · PART OF 552-5697 BATTERY & WIRING GP | SPF743 | 20 | ×9 | |
| 396-8182 CONTACTOR GP-SHUTOFF -IDLES/N MLX1-UP · PART OF 424-3707 BATTERY & WIRING GP | SPF743 | 4 | ×4 | |
| 471-2991 LIGHTING GP-FLOODS/N MLX1-UP · PART OF 424-3707 BATTERY & WIRING GP | SPF743 | 13 | ×8 | |
| 531-3966 LIGHTING GP-FLOODS/N MLX1-UP · PART OF 552-5697 BATTERY & WIRING GP | SPF743 | 10 | ×4 | |
| 471-3000 LINES GP-JACKET WATER HEATERS/N MLX1-UP · PART OF 424-3713 HEATER GP-COOLANT & ENGINE OIL | SPF743 | 21 | ×4 | |
| 471-3000 LINES GP-JACKET WATER HEATERS/N MLX1-UP · PART OF 424-3713, 553-3884 HEATER GP-COOLANT & ENGINE OIL | SPF743 | 21 | ×4 | |
| 396-8167 MOUNTING GP-CONTROL -PUMPS/N MLX1-UP · PART OF 424-3707, 552-5697 BATTERY & WIRING GP | SPF743 | 7 | ×4 | |
| 420-5559 MOUNTING GP-WIRINGS/N MLX1-UP · PART OF 424-3707 BATTERY & WIRING GP | SPF743 | 8 | ×34 | |
| 535-8889 MOUNTING GP-WIRINGS/N SK71-UP · AN ATTACHMENT | SPF743 | 8 | ×38 | |
| 551-0075 MOUNTING GP-WIRINGS/N MLX1-UP · PART OF 552-5697 BATTERY & WIRING GP | SPF743 | 8 | ×38 | |
| 396-8179 WIRING GP-COMMUNICATIONS/N MLX1-UP · PART OF 424-3707 BATTERY & WIRING GP | SPF743 | 4 | ×4 | |
| 531-3963 WIRING GP-COMMUNICATIONS/N MLX1-UP · PART OF 552-5697 BATTERY & WIRING GP | SPF743 | 5 | ×4 | |
| 424-3666 WIRING GP-HEATERS/N MLX1-UP · PART OF 424-3713, 553-3884 HEATER GP-COOLANT & ENGINE OIL | SPF743 | 7 | ×4 | |
| 420-5540 LINES GP-HYDRAULIC -FLUID ENDS/N MLX1-UP · PART OF 424-3705 LINES GP-HYDRAULIC | SPF743 | 52 | ||
| 489-3101 LINES GP-HYDRAULICS/N MLX1-UP · PART OF 424-3705 LINES GP-HYDRAULIC | SPF743 | 53 | ×4 | |
| 536-6784 LINES GP-HYDRAULICS/N MLX1-UP · 1 CIRCUIT, FLUID END | SPF743 | 38 | ||
| 541-2260 LINES GP-HYDRAULICS/N MLX1-UP · PUMP-GD | SPF743 | 14 | ×2 |