Model: MIL-S-63540/1

Self-locking Stud

Properties:

Thread Class

2a nut thread

Thread Direction

Right-hand nut thread

Thread Length

0.395 inches nut thread and 0.435 inches nut thread

Head Diameter

Between 0.243 inches and 0.273 inches

Head Length

Between 0.080 inches and 0.090 inches

Locking Feature

Self-clinching head

Overall Length

Between 0.485 inches and 0.515 inches

End Application

Spec item

Thready Qty Per Inch (tpi)

32 nut thread

Thread Size

0.190 inches nut thread

Material

Steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010 or steel comp 1011 or steel comp 1012 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022

Material Specification

66 federal standard all material responses

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, class 3 federal specification single treatment response

Style Designator

Self-locking

Thread Series Designator

Unf nut thread

NSN

5307-01-185-2598

Part Number

MIL-S-63540/1

Description

Stud,self-locking

CAGE

81349

Part MIL-S-63540/1 NSN 5307-01-185-2598

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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