Model: M63540/3-1-4

Self-locking Stud

Properties:

Thread Class

2a nut thread

Thread Direction

Right-hand nut thread

Thread Length

0.235 inches nut thread and 0.265 inches nut thread

Thread Length

0.235 inches and 0.265 inches nut thread

Head Diameter

Between 0.155 inches and 0.159 inches

Head Length

Between 0.036 inches and 0.040 inches

Locking Feature

Self-clinching head

Overall Length

Between 0.271 inches and 0.305 inches

End Application

Spec item

Distance Across Flats

0.188 inches

Thready Qty Per Inch (tpi)

56 nut thread

Thread Size

0.086 inches nut thread

Material

Steel comp 303

Material Specification

Aisi assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mil-f-14072, e300 military specification single treatment response

Style Designator

Self-locking

Thread Series Designator

Unc nut thread

NSN

5307-00-237-8140

Part Number

M63540/3-1-4

Description

Stud,self-locking

CAGE

81349

Part M63540/3-1-4 NSN 5307-00-237-8140

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:

573

TCC:

SHC:

ACC:

Construction Materials

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