Stepped Stud

Model / MPN: S299-31 | NSN: 5307-00-638-6993

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the diameter of one threaded section is greater than the other. The entire unthreaded portion must be of a single diameter equal to or smaller than the major diameter of the larger threaded end. Includes radial grooves or thread reliefs. Excludes items with tapered threads.

Product Details

NATO Stock Number

5307-00-638-6993

Sold in multiples of

DEMIL

Thread Class

3a nut thread

Thread Pitch Diameters

+0.2046/+0.2064 inches stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

0.562 inches nut thread

Thread Length

0.406 inches stud thread

Shank Diameter

0.190 inches

Overall Length

1.125 inches

Thready Qty Per Inch (tpi)

20 stud thread

Thready Qty Per Inch (tpi)

32 nut thread

Hardness Rating

Between 28.0 rockwell c and 32.0 rockwell c

Thread Size

0.190 inches nut thread

Thread Size

0.250 inches stud thread

Material

Steel comp 4037

Material Specification

Aisi assn standard single material response

Surface Treatment

Oxide

Style Designator

Stepped

Thread Series Designator

Unf nut thread

Thread Series Designator

Uns stud thread

S299 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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ISO 9001:2015 + AS9120B
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S299-31 Cross Reference

05-360076
S299-31
05-360076