Serving our customers with quality and safety first.
2a
RIGHT-Hand
0.500in. ⁓1/2"
0.750in. ⁓3/4"
hexagon
0.226in. and 0.243in. ⁓1/4"
0.561in. and 0.562in.
0.287in. and 0.292in.
0.250in.
w/o internal drive
0.375in. ⁓3/8"
16
1
nickel alloy 400
QQ-W-281 class a fed spec single material response
unc
1EA
Unc
Nickel alloy 400
16
Hexagon
0.500 inches
Right-hand
2a
Schedule B number: 7508900000
nmfc 139820
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5305 ⁓ Screws
unc thread series 16 thread quantity per inch hexagon head style 0.500" thread length right-hand 2a 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, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). it is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. see also bolt, externally relieved body and bolt, internal wrenching.