Chelsea part 378430-4 or 3784304 is a hex head cap screw measuring 5/16"-18 x 1/2" (0.312"-18 thread x 0.500" length), used in genuine Chelsea PTO assemblies. According to Chelsea illustrated parts manuals, this fastener appears in the 436, 438, 441, 660, 680, 732, and 741 Series PTO units, where it is called out in multiple positions requiring 2 or 4 pieces per assembly depending on the application. If you need to confirm exactly how many pieces your unit requires, call us and we can walk through the parts manual with you.
Features
Genuine Chelsea PTO fastener, part 378430-4 or 3784304
Hex head cap screw, 5/16"-18 thread x 1/2" (0.500") length
Listed in Chelsea illustrated parts manuals for the 436, 438, 441, 660, 680, 732, and 741 Series PTOs
Typical per-assembly quantity of 2 or 4 pieces depending on position and model
Sold individually; confirm quantity needed before ordering
Tech Specs
- Thread Size: 5/16"-18 (0.312"-18)
- Length: 1/2" (0.500")
- Head Style: Hex Head
- Type: Cap Screw
- Applies To: Chelsea 436, 438, 441, 660, 680, 732, and 741 Series PTOs
- Sold As: Each
