Model: MIL-S-63540/4

Self-locking Stud

Properties:

Thread Class

2a nut thread

Thread Direction

Right-hand nut thread

Thread Length

0.313 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 0.360 inches and 0.390 inches

Thready Qty Per Inch (tpi)

40 nut thread

Hardness Rating

171.0 rockwell b

Thread Size

0.112 inches nut thread

Material

Steel comp 303 or steel comp 303se

Material Specification

Astm a582 assn standard all material responses

Surface Treatment

Passivate

Surface Treatment Specification

Astm a380 assn standard single treatment response

Style Designator

Self-locking

Thread Series Designator

Unc nut thread

NSN

5307-01-304-5853

Part Number

MIL-S-63540/4

Description

Stud,self-locking

CAGE

81349

Part MIL-S-63540/4 NSN 5307-01-304-5853

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.3000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

575

TCC:

SHC:

ACC:

Construction Materials

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