Model: 4418M

Setscrew

Properties:

Thread Direction

Right-hand

Thread Length

0.241 inches

Fastener Length

0.625 inches

Spline Minor Diameter

0.158 inches

Spline Major Diameter

0.185 inches

Spline Width

Between 0.040 inches and 0.041 inches

Point Length

Between 0.276 inches and 0.286 inches

Point Style

Flat

Internal Drive Style

Six spline

Thread Diameter

0.312 inches

Features Provided

Casehardened

Nonstandard Thread Pitch Diameter

+0.2731/+0.2824 inches

Thready Qty Per Inch (tpi)

Point Chamfer Angle

4.0 degrees

Material

Steel comp 1020

Material Specification

Qq-s-630 federal specification single material response or qq-s-631 federal specification single material response or qq-s-634 federal specification single material response

Thread Series Designator

Unf

NSN

5305-00-360-8141

Part Number

4418M

Description

Setscrew

CAGE

08018

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part 4418M NSN 5305-00-360-8141

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06672

FIIG:

A003B0

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:

50.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment