Metric diameter of the thread D1-M (mm)
12.7
External thread type TA1
1/2 UNC
Metric length between head and end L1-M (mm)
114.3
Type of bolt end
standard
Largest metric spanner width WAF-M (mm)
19.05
Non-metric length between head and end - decimal L1-IA (inch)
4.5
Non-metric length between head and end - fraction L1-IB (inch)
4 1/2
Thread locker present on the thread
NO
Movable lock washer present
NO