3/4" × 16 TPI External (Bolt) Thread Specifications
ASME Unified National Fine (UNF) per ASME B1.1 — bolt/screw dimensions
Applications
Heavy truck suspension
Large structural steel
Industrial anchoring
Technical Specifications
Parameter
Notation
Value
Threads Per Inch
n
16.0 TPI
Pitch
P
0.0625 in
Major Diameter
d
0.7485 in
Pitch Diameter
d2
0.7079 in
UNR Minor Dia (Max)
d1_max
0.6741 in
Allowance
es
0.0015 in
Tolerance Class
Class
2A
Thread Height
H
0.0541 in
Thread Depth
h3
0.0383 in
Crest Width
f / (P/8)
0.0078 in
Root Width
r / (P/4)
0.0156 in
Tap Drill
Drill
0.6875 in
Related Thread Sizes
3/4" × 10 TPI (UNC)
3/4" × 20 TPI (UNEF)
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