Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.500in. ⁓1/2"
0.500in. ⁓1/2"
flat chamfer
0.365in. and 0.375in.
0.244in. and 0.250in. ⁓1/4"
patch threads or pellet threads or strip threads
hexagon
0.250in. ⁓1/4"
0.187in. and 0.190in. ⁓13/64"
20
80000 pounds per square inch
40000 pounds per square inch
nickel alloy 400
QQ-N-281, cl a, form 1 fed spec single material response
unc
Unc
Nickel alloy 400
20
Flat chamfer
0.500 inches
Right-hand
3a
Schedule B number: 7508900000
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5305 ⁓ Screws
unc thread series 20 thread quantity per inch flat chamfer head style 0.500" 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.