8T3957
BOLT-SOCKET HEAD (M12X1.75X30-MM) · (M12X1.75X30MM)
17Models
50Assemblies
30Co-occurring
Part Information ▼
BrandCaterpillarWeight0.07 lb (0.03 kg)
Service Part For (4)
Supersessions (2)
▼Found in Assemblies (50)
| Assembly | Model | Ref# | Qty | Note |
|---|---|---|---|---|
| 443-7473 MOTOR GP-PISTONS/N MLX1-UP · PART OF 398-1958 RADIATOR GP | SPF743 | 4 | ×2 | M |
| 443-7473 MOTOR GP-PISTONS/N MLX1-UP · PART OF 398-1958 RADIATOR GP | SPF743 | 2 | ×2 | M |
| 563-7758 DRIVE GP-INPUTS/N NWJ1-UP · PART OF 539-3058 DRIVE GP-TRANSFER | G3516H | 12 | ×6 | M |
| 563-7763 DRIVE GP-OUTPUTS/N NWJ1-UP · PART OF 539-3058 DRIVE GP-TRANSFER | G3516H | 12 | ×6 | M |
| 563-7758 DRIVE GP-INPUTS/N GF41-UP · PART OF 539-3058 DRIVE GP-TRANSFER | G3512H | 12 | ×6 | M |
| 563-7763 DRIVE GP-OUTPUTS/N GF41-UP · PART OF 539-3058 DRIVE GP-TRANSFER | G3512H | 12 | ×6 | M |
| 511-8335 GEARBOX GP-REDUCTIONS/N GWZ1-UP · AN ATTACHMENT | 3516E | ×6 | M | |
| 511-8335 GEARBOX GP-REDUCTIONS/N GWZ1-UP · AN ATTACHMENT | 3516E | ×6 | M | |
| 511-8335 GEARBOX GP-REDUCTIONS/N GBZ1-117 · AN ATTACHMENT | 3516C | ×6 | M | |
| 511-8335 GEARBOX GP-REDUCTIONS/N GBZ1-117 · AN ATTACHMENT | 3516C | ×6 | M | |
| 511-8335 GEARBOX GP-REDUCTIONS/N GBZ118-UP · AN ATTACHMENT | 3516C | ×6 | M | |
| 511-8335 GEARBOX GP-REDUCTIONS/N GBZ118-UP · AN ATTACHMENT | 3516C | ×6 | M | |
| 213-8086 GEAR GP-REARS/N P9W1-UP · 1.15 DRIVE RATIO | C9 | 40 | ×8 | M |
| 215-7745 GEAR GP-REARS/N P9W1-UP · CANNOT BE USED WITH TRANSMISSION OIL COOLER | C9 | 40 | ×8 | M |
| 543-3693 COVER GP-PUMPS/N BR91-UP · PART OF 531-9886 PUMP GP-MAIN HYDRAULIC | 323 | 2 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N BR61-UP · PART OF 531-9886 PUMP GP-MAIN HYDRAULIC | 320 | 2 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N BR41-UP · PART OF 531-9885 PUMP GP-MAIN HYDRAULIC | 320 GC | 2 | ×4 | M |
| 399-8414 VALVE GP-CHECK & RELIEF -BOOM LOAD CONTROLS/N HNG1-UP · PART OF 382-7064, 382-7065 LINES GP-BOOM CYLINDER | 390F | 36 | ×4 | M |
| 399-8414 VALVE GP-CHECK & RELIEF -BOOM LOAD CONTROLS/N HNG1-UP · PART OF 382-7064, 382-7065 LINES GP-BOOM CYLINDER | 390F | 36 | ×4 | M |
| 399-8417 VALVE GP-CHECK & RELIEF -STICK LOWERING CONTROL VALVES/N HNG1-375 · PART OF 415-8513, 415-8514 LINES GP-STICK CYLINDER | 390F | 37 | ×4 | M |
| 399-8417 VALVE GP-CHECK & RELIEF -STICK LOWERING CONTROL VALVES/N HNG376-UP · PART OF 415-8513, 415-8514 LINES GP-STICK CYLINDER | 390F | 37 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N YBP1-UP · PART OF 531-9886, 567-9722 PUMP GP-MAIN HYDRAULIC | 320 | 2 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N ZBT1-UP · PART OF 531-9885, 567-9721 PUMP GP-MAIN HYDRAULIC | 320 GC | 2 | ×4 | M |
| 383-8854 LINES GP-BRAKE COOLING -FRONT WHEELS/N LTZ1-UP · PART OF 272-3337, 337-7818 POWER TRAIN AR | 797F | 17 | ×12 | M |
| 171-1881 MOTOR GP-PISTONS/N LTZ1-UP · 90-U. BRAKE COOLING PUMP DRIVE | 797F | 11 | M | |
| 548-7544 MOTOR GP-PISTONPART OF 515-5826 DRIVE GP-FINAL · AN ATTACHMENT | 310 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 308 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 309 | 9 | ×8 | M |
| 548-7544 MOTOR GP-PISTONPART OF 515-5826 DRIVE GP-FINAL · AN ATTACHMENT | 309 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 309 | 9 | ×8 | M |
| 548-7544 MOTOR GP-PISTONPART OF 515-5826 DRIVE GP-FINAL · AN ATTACHMENT | 309 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 308 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 308 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 308 | 9 | ×8 | M |
| 548-7543 MOTOR GP-PISTONPART OF 515-5825 DRIVE GP-FINAL · AN ATTACHMENT | 308.5 | 9 | ×8 | M |
| 543-3693 COVER GP-PUMPS/N XBJ1-UP; YCP1-UP · PART OF 531-9885, 567-9721 PUMP GP-MAIN HYDRAULIC | 320 | 2 | ×4 | M |
| 477-1940 GRILL GP-RADIATORS/N 8RF1-299 · PART OF 561-7478 ENCLOSURE GP-ENGINE | PM620 | M | ||
| 592-4068 GRILL GP-RADIATORS/N 8RF300-UP · PART OF 561-7478 ENCLOSURE GP-ENGINE | PM620 | M | ||
| 499-8845 MOTOR GP-PISTONS/N 8RF1-UP · PART OF 374-1309 MOTOR & MOUNTING GP | PM620 | 9 | M | |
| 565-7843 DRIVE GP-ROTORS/N 8RF1-UP · PART OF 390-2865 MOUNTING GP-AUX DRIVE MOTOR | PM620 | 26 | ×5 | M |
| 399-8414 VALVE GP-CHECK & RELIEF -BOOM LOAD CONTROLS/N YHT1-UP · PART OF 382-7064, 382-7065 LINES GP-BOOM CYLINDER | 390F | 36 | ×4 | M |
| 399-8414 VALVE GP-CHECK & RELIEF -BOOM LOAD CONTROLS/N YHT1-UP · PART OF 382-7064, 382-7065 LINES GP-BOOM CYLINDER | 390F | 36 | ×4 | M |
| 399-8417 VALVE GP-CHECK & RELIEF -STICK LOWERING CONTROL VALVES/N YHT1-UP · PART OF 415-8514 LINES GP-STICK CYLINDER | 390F | 37 | ×4 | M |
| 399-8417 VALVE GP-CHECK & RELIEF -STICK LOWERING CONTROL VALVES/N YHT1-UP · PART OF 415-8514 LINES GP-STICK CYLINDER | 390F | 37 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N HDT1-UP · PART OF 531-9886, 567-9722 PUMP GP-MAIN HYDRAULIC | 323 | 2 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N KTY1-UP · PART OF 531-9886, 567-9722 PUMP GP-MAIN HYDRAULIC | 323 | 2 | ×4 | M |
| 543-3693 COVER GP-PUMPS/N NGY1-UP · PART OF 531-9886, 567-9722 PUMP GP-MAIN HYDRAULIC | 323 | 2 | ×4 | M |
| 393-0742 PUMP GP-PISTONS/N EB21-UP · PART OF 393-2583 PUMP & MTG GP-PISTON | 140 | 3 | ×2 | M |
| 393-0742 PUMP GP-PISTONS/N ENF1-UP · PART OF 393-2583 PUMP & MTG GP-PISTON | 140 | 3 | ×2 | M |
| 393-0742 PUMP GP-PISTONS/N EB31-UP · PART OF 393-2583 PUMP & MTG GP-PISTON | 140 | 3 | ×2 | M |