Serving our customers with quality and safety first.
28 counterbore
2b
RIGHT-Hand
0.625in. ⁓5/8"
0.990in. and 1.010in. ⁓1-1/64"
hexagon
0.4500in. and 0.470in. ⁓31/64"
0.5625in.
0.400in.
0.1875in. and 0.2188in.
0.250in. ⁓1/4"
unf counterbore
RIGHT-Hand counterbore
28
0.250in. counterbore ⁓1/4"
2b counterbore
steel
ASTM-A108 assn std single material response and ASTM-A103 assn std single material response
cadmium
QQ-P-416, type 2, class 3 fed spec single treatment response
counterbore threaded
unf
Unf
Counterbore threaded
Steel
28
Hexagon
0.625 inches
Right-hand
2b
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5306 ⁓ Bolts
unf thread series counterbore threaded cadmium surface treated 28 thread quantity per inch hexagon head style 0.625" thread length right-hand 2b thread class
Nothing similar to this part number was found in our inventory
An externally threaded fastener whose external threaded portion is of one nominal diameter. it has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. the concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. the head is designed to be held or driven by an external and/or internal driver. for items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.