• Applicable socket depths are specified in the dimensional tables and notes for the respective screw types.
  • Where spline sockets are chamfered, the depth of chamfer shall not exceed 10 percent of the nominal socket size for sizes up to and including 0.060 in., and 7.5 percent for larger sizes. For chamfered sockets, it is permissible for the NOT GO socket gage to enter to the depth of chamfer as specified in Appendix.
  • Where both six and four splines are available, six splines will be supplied unless four splines are ordered.
  • Broach petals at the bottom of the socket are permissible.
Unit of Measure

Manufacturer

Manufacturer

N/A Industrial Fasteners Institute

Specifications

Product

N/A Socket Screws

Unit of Measure

N/A English

Nominal Socket and Key Size

N/A 0.291 in

Number of Teeth

N/A 6

Max. Socket Major Dia. (M)

N/A 0.298 in

Min. Socket Major Dia. (M)

N/A 0.296 in

Max. Socket Minor Dia. (N)

N/A 0.254 in

Min. Socket Minor Dia. (N)

N/A 0.252 in

Max. Width of Tooth (P)

N/A 0.068 in

Min. Width of Tooth (P)

N/A 0.066 in

Codes and Standards

Codes and Standards

N/A ASME B18.3 2002
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