Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.251in. and 0.301in. ⁓5/16"
3.886in. and 3.916in. ⁓3-59/64"
flat countersunk
0.269in. and 0.279in.
torque set
0.138in. (UTS #6)
32
160000 pounds per square inch
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 or steel comp 4037
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 or ams 6300 assn std 6th material response
tin
MIL-T-10727, ty 1 mil spec single treatment response
unc
Unc
Tin
32
Flat countersunk
0.251 inches minimum and 0.301 inches maximum
Right-hand
3a
Schedule B number: 7318152000
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
unc thread series tin screw surface treated 32 thread quantity per inch flat countersunk head style 0.251" thread length right-hand 3a 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, 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.