178-3339 12.70 mm Long Flat Head Steel Screw
Machine Screw
Description
Machine screws are available in a variety of head styles, drive types, sizes, and materials.
Cat® fastener parts are designed for specific applications based on size, strength, clamp load and past performance, information other manufacturers do not have. They are carefully selected to last until machine rebuild or end of life. Non-Cat hardware and fasteners may appear to fit your machine, but no one else knows your equipment the way we do.
Specifications
| Thread Direction | RH |
|---|---|
| Thread Size | No. 8 (.164) mm (0 in) |
| Thread Size (Diameter × Pitch) | No. 8 (.164)x32 mm |
| Handle Length | 1.59 mm (None in) |
| Bolt Length | 12.7 mm (0.5 in) |
| Class or Grade | ASME B18.6.3 (60 ksi) |
| Bolt Type | Rounded Head (Pan) |
| Head Type | Oil Pan |
| Material | Carbon Steel |
| Coating | None |
| Locking Feature | None |
| Length | 1/2 in |
Compatible Equipment
- Generator Sets: 3516C, 3512B, 3512E, G3516, G3516C, 3406C
- Motor Graders: 3606, 120
- Track Loaders: 834H, 826H
- Engines: C32, C27, C15, C175-16, C18
- Dozers: D10T, D6N, D6R II, D4G, D7E, D8T, D7R II, D3G, D10R, D11R, D5N, D5G
- Excavators: 3516B, 3512C, 385C, 3508B, 3516E, 365B, 385C L, 365B L, 312C, 325C, 320C, M325D L MH, 345C, 365C, 385C FS, 330C L, 312C L, 325B L, 325C L, 315C, 345B
- Wheel Loaders: 924GZ, 950H, 928G, 980G, 980H
- Off-Highway Trucks: 796 AC, 798 AC, 794 AC, 7495
Additional information
| Machine Model | 120, 312C, 312C L, 315C, 320C, 325B L, 325C, 325C L, 330C L, 3406C, 345B, 345C, 3508B, 3512B, 3512C, 3512E, 3516B, 3516C, 3516E, 3606, 365B, 365B L, 365C, 385C, 385C FS, 385C L, 7495, 794 AC, 796 AC, 798 AC, 826H, 834H, 924GZ, 928G, 950H, 980G, 980H, C15, C175-16, C18, C27, C32, D10R, D10T, D11R, D3G, D4G, D5G, D5N, D6N, D6R II, D7E, D7R II, D8T, G3516, G3516C, M325D L MH |
|---|---|
| Equipment Type | Excavators, Wheel Loaders, Track Loaders, Dozers, Motor Graders, Off-Highway Trucks, Engines, Generator Sets |
| Part Source | Genuine OEM |








