Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.500in. ⁓1/2"
0.860in. and 0.890in. ⁓57/64"
double hexagon w/hole
0.225in. and 0.245in. ⁓1/4"
0.297in. and 0.312in.
0.465in. and 0.475in.
0.032in. and 0.052in.
0.2485in. and 0.2495in.
0.250in. ⁓1/4"
0.365in. and 0.385in.
28
220000 pounds per square inch
32.0 microinches bearing surface of HEAD32.0 microinches GRIP32.0 microinches threads
navy special project
nickel alloy K-500
AMS5662 assn std single material response
passivate
QQ-P-35 fed spec single treatment response
unjf
Unjf
Nickel alloy k-500
28
0.365 inches minimum and 0.385 inches maximum
Double hexagon w/hole
0.500 inches
Right-hand
3a
Schedule B number: 7508900000
nmfc 093486
Other articles of nickel (excluding cloth, grill & netting of nickel wire)
FSC 5306 ⁓ Bolts
unjf thread series passivate surface treated navy special project 28 thread quantity per inch 0.365" grip length double hexagon w/hole head style 0.500" thread length right-hand 3a thread class
Nothing similar to this part number was found in our inventory
A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. the head is designed to accommodate an external wrench or driver. 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. the unthreaded portion is of specific 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. a locking feature may be incorporated in the design of the head or threads. see bolt, machine and bolt, clevis.