8T6381 Hex Head Bolts Zinc Flake fit Caterpillar
8T6381 Hex Head Bolts Zinc Flake fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
8T6381 Hex Head Bolts Zinc Flake for Caterpillar Equipment
8T6381 is a hex head bolt with a lamellar zinc flake coating, listed for equipment manufactured by Caterpillar. It is used in Caterpillar articulated dump trucks and asphalt pavers. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is identified by the SKU 8T6381 and is also written as 8T-6381. The supplied application data covers selected Caterpillar D-Series articulated dump trucks and AP, BG, and asphalt paver models. The fastener specification includes steel construction, ISO 898-1 property class 10.9, a standard coarse thread, and a 2.50 thread pitch.
Fitment
The bolt is listed for the following Caterpillar equipment:
- Caterpillar articulated dump trucks
- Caterpillar asphalt pavers
- Caterpillar D250E II
- Caterpillar D300E II
- Caterpillar AP-600D
- Caterpillar AP-650B
- Caterpillar AP-655D
- Caterpillar AP-800C
- Caterpillar AP-800D
- Caterpillar AP500E
- Caterpillar AP555E
- Caterpillar BG-225C
Fitment should be checked against the machine model and the fastener location before installation. The listed applications identify the equipment families and models associated with this part number; they do not indicate that the bolt is manufactured by Caterpillar.
Cross-reference numbers
| SKU | 8T6381 |
| Part number format | 8T-6381 |
| Other supplier identification | 8T6381 |
8T6381 and 8T-6381 are the two number formats provided for the same bolt identification. No additional equipment manufacturer or supplier cross-reference numbers are specified in the available product data.
Specifications
| Part type | Hex head bolt |
| Product category | Hardware |
| Equipment brand | Caterpillar |
| Equipment types | Articulated dump truck; asphalt paver |
| Material | Steel |
| Material standard | ISO 898-1, property class 10.9 |
| Thread type | Standard coarse thread |
| Hole thread pitch | 2.50 |
| Bolt size | 0.7874 in |
| Finish | Zinc flake |
| Coating | Lamellar zinc |
| Salt spray resistance | 720 hours |
| Strength designation | 10.9 |
| Weight | 0.8 lb |
| Length | 13 cm |
| Width | 3 cm |
| Depth | 3 cm |
The listed dimensions are 13 cm in length, 3 cm in width, and 3 cm in depth. The available data does not specify the head size, under-head length, washer or nut inclusion, or the exact installation position on each compatible machine. The supplied product data also identifies the coating as zinc flake and describes the coating system as lamellar zinc with 720 hours of salt spray resistance.







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