Serving our customers with quality and safety first.
3a
RIGHT-Hand
1.250in. ⁓1-1/4"
1.875in. ⁓1-7/8"
hexagon
0.312in. ⁓5/16"
0.840in.
0.500in. ⁓1/2"
finished head
20
27.6 rockwell c and 34.3 rockwell c
110000 pounds per square inch
steel comp 8740 or steel comp 4140 or steel comp 8640
astm A331 assn std 1st material response or aastm A304 assn std 2nd material response or astm A331 assn std 3rd material response
unf
Unf
Steel comp 8740 or steel comp 4140 or steel comp 8640
20
Hexagon
1.250 inches minimum
Right-hand
3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5306 ⁓ Bolts
unf thread series 20 thread quantity per inch hexagon head style 1.250" thread length right-hand 3a thread class
1. | 11A6816 | Cage 95201 |
2. | S1815-1 | Cage 04969 |
3. | S1815-1 | Cage 78500 |
Nothing similar to this part number was found in our inventory
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. see also screw, cap, hexagon head and screw, machine.