Serving our customers with quality and safety first.
2a
RIGHT-Hand
0.594in. and 0.625in. ⁓5/8"
flat countersunk
0.462in. and 0.507in.
slot
0.250in. ⁓1/4"
20
80.0 degrees and 82.0 degrees
copper alloy
QQ-N-281, class a fed spec single material response
unc
1 st 2s type
1EA
Unc
20
Flat countersunk
Right-hand
2a
Schedule B number: 7415338550
nmfc 093486
Other copper screws (not for wood) bolts and nuts
FSC 5305 ⁓ Screws
unc thread series 20 thread quantity per inch flat countersunk head style right-hand 2a thread class
1. | FF-S-92B TYPE 1 ST 2S | Cage 81348 |
Nothing similar to this part number was found in our inventory
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.