Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.139in. and 0.250in. ⁓1/4"
0.250in. ⁓1/4"
flat chamfer
0.457in. and 0.469in.
0.306in. and 0.313in. ⁓21/64"
hexagon
0.312in. ⁓5/16"
0.250in. and 0.253in. ⁓17/64"
18
black
steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
66 assn std all material responses
oxide
MIL-C-13924 cl 4 mil spec single treatment response
unc
Unc
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
18
Flat chamfer
0.139 inches minimum and 0.250 inches maximum
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 18 thread quantity per inch flat chamfer head style 0.139" 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.