Model: MIL-S-63540

Self-locking Stud

Properties:

Thread Class

2a nut thread

Thread Direction

Right-hand nut thread

Thread Length

0.563 inches nut thread

Head Diameter

Between 0.195 inches and 0.215 inches

Head Length

0.075 inches

Locking Feature

Self-clinching head

Head Minor Diameter

0.171 inches

Overall Length

Between 0.685 inches and 0.715 inches

Thready Qty Per Inch (tpi)

40 nut thread

Thread Size

0.112 inches nut thread

Material

Stainless steel

Material Specification

Astm a493 assn standard single material response or astm a582 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Astm a380 assn standard single treatment response

Style Designator

Self-locking

Thread Series Designator

Unc nut thread

NSN

5307-01-451-7954

Part Number

MIL-S-63540

Description

Stud,self-locking

CAGE

81349

Part MIL-S-63540 NSN 5307-01-451-7954

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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