Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.429in. and 0.465in. ⁓15/32"
3.257in. and 3.277in. ⁓3-9/32"
crowned hexagon
0.126in. and 0.141in. ⁓9/64"
0.430in. and 0.439in.
retainer grip
0.2490in. and 0.2495in.
0.076in. all holes and 0.086in. all holes
0.250in. ⁓1/4"
2.812in. and 2.828in.
28
3.192in. all holes
32.0 microinches threads
63.0 microinches bearing surface of head
63.0 microinches grip
steel comp XM-13 fastener
steel comp 631 locking feature or steel comp 630 locking feature or steel comp 440c locking feature
AMS5629 assn std single material response fastener
AMS5673 assn std 1st material response locking feature or AMS5643 assn std 2nd material response locking feature or QQ-S-763 fed spec 3rd material response locking feature
passivate
QQ-P-35 fed spec single treatment response
unjf
1EA
Unjf
Steel comp 631 locking feature or steel comp 630 locking feature or steel comp 440c locking feature
Steel comp xm-13 fastener
28
2.812 inches minimum and 2.828 inches maximum
Crowned hexagon
0.429 inches minimum and 0.465 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 5306 ⁓ Bolts
unjf thread series passivate surface treated 28 thread quantity per inch 2.812" grip length crowned hexagon head style 0.429" thread length right-hand 3a thread class
Nothing similar to this part number was found in our inventory
An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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 not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. for items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. for items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.