Serving our customers with quality and safety first.
A3A
RIGHT-Hand
0.316in. ⁓21/64"
1.378in. ⁓1-25/64"
flat countersunk
0.497in. and 0.507in.
0.076in. ⁓5/64"
0.2485in. and 0.2495in.
offset cruciform (torque set)
0.250in. ⁓1/4"
1.052in. and 1.072in.
1
drilled
28
5820 pounds per square inch
round
99.0 degrees and 101.0 degrees
steel comp 4140
MIL-S-5626 mil spec single material response
cadmium and chromate
QQ-P-416 ty 2 fed spec single treatment response
unjf
80205-NAS1154 professional/industrial association standard
1EA
Unjf
Steel comp 4140
28
1.052 inches minimum and 1.072 inches maximum
0.076 inches
Flat countersunk
0.316 inches
Right-hand
A3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
unjf thread series cadmium surface treated 28 thread quantity per inch 1.052" grip length 0.076" hole diameter flat countersunk head style 0.316" thread length right-hand A3a thread class
Nothing similar to this part number was found in our inventory
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.