Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.255in. ⁓17/64"
0.490in. ⁓1/2"
flat countersunk
0.480in. and 0.531in.
hexagon
0.250in. ⁓1/4"
0.156in. ⁓5/32"
20
160000 pounds per square inch
36.0 rockwell c and 45.0 rockwell c
80.0 degrees and 84.0 degrees
finish color black
steel
oxide
MIL-F-495 mil spec single treatment response
unc
1EA
Unc
Steel
20
Flat countersunk
0.255 inches
Right-hand
3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
unc thread series oxide surface treated finish color black 20 thread quantity per inch flat countersunk head style 0.255" thread length right-hand 3a thread class
Nothing similar to this part number was found in our inventory
An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.