Model: 423921

Setscrew

Special Features:

Point 0.315 in. Nom length with externally relieved portion 0.190 in. Nom length 0.290 in. Nom dia; button style end 0.125 in. Nom length, 0.435 in. Nom dia

Properties:

Thread Class
3a
Thread Direction
Right-hand
Fastener Length
0.875 inches
Head Style
Button
Head Diameter
0.435 inches
Head Height
0.125 inches
Point Style
Pointless
Internal Drive Style
Slot
Thread Diameter
0.375 inches
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
180000 pounds per square inch
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 630
Material Specification
Ams 5643 assn standard single material response
Thread Series Designator
Unc
NSN
5305-00-758-3476
Part Number
423921
Description
Setscrew
CAGE
83323

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 423921 NSN 5305-00-758-3476

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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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