Chelsea part 378431-34 or 37843134 is a hex head cap screw with a 3/8-16 thread specification, used in Power Take-Off (PTO) assemblies and components. Decoded from the part name "HH .375 16X": HH indicates hex head, .375 refers to the 3/8-inch nominal thread diameter, and 16X denotes 16 threads per inch (UNC thread pitch). This fastener fits within Chelsea's PTO hardware line, sold individually (unit of measure: each). Pro Gear and Transmission carries Chelsea PTO parts across the full assembly range. Call us to confirm the correct fastener spec for your PTO application before ordering.
Features
Hex head cap screw (HH designation)
3/8 inch nominal thread diameter (.375 inch)
16 threads per inch, UNC thread pitch (16X designation)
Chelsea OEM PTO hardware
Sold individually (each)
Fits Chelsea PTO assembly applications
Tech Specs
- Thread Diameter: 3/8 inch (0.375 in.)
- Thread Pitch: 16 threads per inch (UNC)
- Head Style: Hex Head (HH)
- Application: Chelsea PTO Assembly hardware
- Unit of Measure: Each
- Part Number: 378431-34 or 37843134
