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A307 Elevator Bolts

A307 Elevator Bolts


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Elevator Bolt
  
  
 
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A307 Elevator Bolts

Elevator Bolts are designed with a wide, countersunk flat head, commonly used in conveyor systems.

A307 Elevator Bolts
‡Length of an elevator bolt is measured from the top of the head to the extreme end of the bolt.
ANSI/ASME B18.5A307 Elevator Bolts
Nominal
Size
Body DiameterHead DiameterHead HeightSquare WidthSquare Depth
Max.Min.Max. Edge
Sharp
Min. Edge
Sharp
Min. Edge
Flat
Max.Min.Max.Min.Max.Min.`
1/40.2600.2371.0080.9690.9380.0980.0780.2800.2450.2190.188
5/160.3240.2981.2271.1881.1570.1140.0940.3420.3070.2500.219
3/80.3880.3601.3521.3121.2720.1450.1250.4050.3680.2500.219
Tolerance on LengthNominal Bolt SizeNominal Bolt Length
Up to 1 in., incl.Over 1 in. to 2-1/2 in.,
incl.
Over 2-1/2 in. to 4 in.,
incl.
1/4 thru 3/8+0.02, -0.03+0.02, -0.04+0.04, -0.06
 

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    USS pattern flat washers are manufactured from low carbon steel to meet ASTM F844. Zinc plated material will meet or exceed ASTM F1941. Hot-Dip Galvanized material will meet or exceed ASTM A153.