Model: 90251A179

Setscrew

Properties:

Thread Class
3a
Thread Direction
Right-hand
Fastener Length
0.250 inches
Head Style
Headless (setscrew)
Locking Feature
Patch threads
Point Diameter
Between 0.088 inches and 0.102 inches
Point Style
Cup
Internal Drive Style
Hexagon
End Application
Door, helo hanger stbd 1566-3
Thread Diameter
0.190 inches
Width Across Flats
0.094 inches
Thready Qty Per Inch (tpi)
32
Point Chamfer Angle
Between 113.0 degrees and 123.0 degrees
Part Name Assigned By Controlling Agency
Thread locking cup point setscrew
Material
Plastic nylon locking feature
Material
Steel comp 316
Thread Series Designator
Unf
NSN
5305-01-643-9327
Part Number
90251A179
Description
Setscrew
CAGE
17910

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 90251A179 NSN 5305-01-643-9327

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:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
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

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