Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.312in. and 0.393in. ⁓13/32"
0.407in. and 0.438in. ⁓29/64"
flat countersunk
0.177in. and 0.225in.
strip threads
cross recess type 1
0.112in. (UTS #4)
40
160000 pounds per square inch
36.0 rockwell c and 40.0 rockwell c
99.0 degrees and 101.0 degrees
32.0 microinches bearing surface of head
32.0 microinches threads
navy special project
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 2 fed spec single treatment response
unc
80205-NAS1189 professional/industrial association standard
1EA
Unc
Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
40
Flat countersunk
0.312 inches minimum and 0.393 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 surface treated navy special project 40 thread quantity per inch flat countersunk head style 0.312" 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. 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.