Ribbed Shoulder Bolt

Model / MPN: 8853-40 | NSN: 5306-00-388-9009

An externally threaded fastener whose threaded portion is of one diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.

Product Details

NATO Stock Number

5306-00-388-9009

Sold in multiples of

DEMIL

DEMIL/MLI

Thread Class

Thread Direction

Right-hand

Thread Length

0.900 inches

Fastener Length

5.642 inches

Head Style

Flat chamfer

Head Diameter

1.500 inches

Head Height

0.212 inches

Rib Major Diameter

0.875 inches

Rib Length

0.125 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

4.405 inches

Rib Minor Diameter

0.853 inches

Thread Diameter

0.750 inches

Thready Qty Per Inch (tpi)

Hardness Rating

38.0 rockwell c

Rib Included Angle

7.5 degrees

Shoulder Shape

Ribbed first shoulder

Material

Steel comp 4140

Material Specification

Aisi assn standard single material response

Surface Treatment

Cadmium grip

Thread Series Designator

Unf

8853 Series Parts

Pricing and Availability

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8853-40 Cross Reference

8853-40
8853-40