Self-locking Stud

Model / MPN: 971255-4 | NSN: 5307-01-010-2197

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

5307-01-010-2197

Sold in multiples of

DEMIL

Thread Class

3a nut thread

Thread Direction

Right-hand nut thread

Thread Length

0.440 inches nut thread

Head Diameter

0.400 inches

Head Length

0.156 inches

Locking Feature

Self-clinching head

Head Minor Diameter

0.370 inches

Overall Length

0.875 inches

Thready Qty Per Inch (tpi)

32 nut thread

Thread Size

0.190 inches nut thread

Part Name Assigned By Controlling Agency

Navy special project

Material

Iron alloy 660

Material Specification

Ams5736 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Style Designator

Self-locking

Thread Series Designator

Unf nut thread

971255 Series Parts

Pricing and Availability

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971255-4 Cross Reference

RBAJ143SU14
RBAJ143SU14
RBAJ143SU14