Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.625in. ⁓5/8"
0.625in. ⁓5/8"
flat chamfer
0.367in. and 0.375in.
0.244in. and 0.250in. ⁓1/4"
hexagon
0.250in. ⁓1/4"
0.188in. and 0.190in. ⁓13/64"
20
nickel alloy R-405
QQ-N-281 cl b fed spec single material response
unc
Unc
Nickel alloy r-405
20
Flat chamfer
0.625 inches maximum
Right-hand
3a
Schedule B number: 7508900000
nmfc 139820
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 0.625" thread length right-hand 3a thread class
1. | 4491144 PIECE 1 | Cage 25685 |
2. | 4491144PC10 | Cage 80064 |
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.