Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.211in. and 0.277in. ⁓9/32"
0.280in. and 0.310in. ⁓5/16"
flat countersunk
0.144in. and 0.172in.
HIGH-Torque
0.086in. (UTS #2)
56
160000 pounds per square inch
36.0 rockwell c and 40.0 rockwell c
99.0 degrees and 101.0 degrees
steel comp 4140 or steel comp E4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
MIL-S-5626 mil spec 1st material response or MIL-S-5000 mil spec 2nd material response or MIL-S-8503 mil spec 3rd material response or MIL-S-6098 mil spec 4th material response or MIL-S-6049 mil spec 5th material response
cadmium and chromate
QQ-P-416 ty 2 cl 3 fed spec single treatment response
unc
Unc
Cadmium and chromate
56
Flat countersunk
0.211 inches minimum and 0.277 inches maximum
Right-hand
3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
unc thread series cadmium screw surface treated 56 thread quantity per inch flat countersunk head style 0.211" thread length right-hand 3a thread class
1. | 86F308MA | Cage 56699 |
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.