Self-locking Stud

Model / MPN: M63540/3-10-11 | NSN: 5307-01-365-3272

A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see bolt, self-locking and stud, locked in. Excludes insert, screw thread.

Product Details

NATO Stock Number

5307-01-365-3272

Sold in multiples of

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

0.637 inches stud thread

Head Diameter

0.199 inches

Head Length

Between 0.055 inches and 0.061 inches

Locking Feature

Self-clinching head

Overall Length

0.687 inches

Distance Across Flats

Between 0.235 inches and 0.265 inches

Thready Qty Per Inch (tpi)

Thread Size

0.112 inches

Part Name Assigned By Controlling Agency

Stud, self-locking

Material

Steel comp 304 and steel comp 303

Material Specification

Astm a 493 assn standard 1st material response or astm a 582 assn standard 2nd material response

Surface Treatment

Passivate

Style Designator

Self-locking

Thread Series Designator

Unc

Specification Data

81349-mil-s-63540 government specification

M63540/3 Series Parts

Pricing and Availability

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M63540/3-10-11 Cross Reference

MIL-S-635490