Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.400in. ⁓13/32"
0.500in. ⁓1/2"
flat chamfer
0.365in. and 0.375in.
0.244in. and 0.250in. ⁓1/4"
strip threads
hexagon
0.250in. ⁓1/4"
0.1875in. and 0.1900in. ⁓13/64"
20
80000 pounds per square inch
nickel alloy 400
QQ-N-281 cl a fed spec single material response
unc
1EA
Unc
Nickel alloy 400
20
Flat chamfer
0.400 inches
Right-hand
3a
Schedule B number: 7508900000
nmfc 096640
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 0.400" thread length right-hand 3a thread class
1. | 53A-00-199-3 | Cage 53711 |
2. | MIL-S-1222 | Cage 81348 |
3. | 53A-00-199-3 | Cage 32386 |
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.