Model: MIL-S-635490

Self-locking Stud

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.637 inches stud thread

Head Diameter

0.199 inches

Head Length

Between 0.055 inches and 0.061 inches

Locking Feature

Self-clinching head

Overall Length

0.687 inches

Distance Across Flats

Between 0.235 inches and 0.265 inches

Thready Qty Per Inch (tpi)

Thread Size

0.112 inches

Part Name Assigned By Controlling Agency

Stud, self-locking

Material

Steel comp 304 and steel comp 303

Material Specification

Astm a 493 assn standard 1st material response or astm a 582 assn standard 2nd material response

Surface Treatment

Passivate

Style Designator

Self-locking

Thread Series Designator

Unc

Specification Data

81349-mil-s-63540 government specification

NSN

5307-01-365-3272

Part Number

MIL-S-635490

Description

Stud,self-locking

CAGE

81349

Part MIL-S-635490 NSN 5307-01-365-3272

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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