Model: MIL-S-63540/3-4-7

Self-locking Stud

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.3925 inches and 0.4375 inches

Head Diameter

0.157 inches

Head Length

Between 0.114 inches and 0.120 inches

Locking Feature

Self-clinching head

Overall Length

0.4375 inches

Distance Across Flats

Between 0.172 inches and 0.202 inches

Thready Qty Per Inch (tpi)

Thread Size

0.086 inches

Material

Steel comp 303 or steel comp 303se

Surface Treatment

Passivate

Surface Treatment Specification

Astm a380 military specification single treatment response

Style Designator

Self-locking

Thread Series Designator

Unc

NSN

5307-01-377-1038

Part Number

MIL-S-63540/3-4-7

Description

Stud,self-locking

CAGE

81349

Part MIL-S-63540/3-4-7 NSN 5307-01-377-1038

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

27783

FIIG:

A051A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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