Model: MS18066-40

Setscrew

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.490 inches and 0.510 inches
Fastener Length
Between 0.490 inches and 0.510 inches
Head Style
Headless (setscrew)
Locking Feature
Patch threads or pellet threads or strip threads
Point Style
Flat
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
Between 0.250 inches and 0.252 inches
Thready Qty Per Inch (tpi)
20
Material
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 316
Material Specification
66 federal standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unf
Nondefinitive Specification/std Data
1 type and 1 style
NSN
5305-01-090-6328
Part Number
MS18066-40
Description
Setscrew
CAGE

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 MS18066-40 NSN 5305-01-090-6328

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06672
FIIG:
A003B0
Concept No.:
App. Key:
SQ
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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

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