A locking, 12-point Grade 8 capscrew sized 9/16-18 x 2-1/4 inches, made by PAI for Mack differential hardware. The pack contains ten identical fasteners for jobs needing multiple matching screws. Its 12-point head and locking design form a secure threaded joint that resists loosening under load.
This unit is sold in packs of 10.
Features
12-point head design
Locking style capscrew
Grade 8 fastener
Thread size 9/16-18, length 2-1/4 in.
Cross-referenced as 3AX1804
Sold as a pack of 10
Tech Specs
- Type: Locking capscrew, Grade 8, 12-point head
- Thread and length: 9/16-18 x 2-1/4 in.
- Cross reference: 3AX1804
- Pack quantity: 10 pieces
Used in these Mack models
