Model: 2D146

Hexagon Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
0.250 inches
Drilled Hole Diameter
0.052 inches
Hole Type And Quantity
2 drilled
Width Across Flats
Between 0.679 inches and 0.688 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Hardness Rating
Between 19.0 rockwell c and 26.0 rockwell c
Thread Size
0.438 inches
Hole Configuration Style
Configuration c
Countersink Angle
90.0 degrees nut
Bearing Surface Type
Chamfered
Bearing Surface Finish
100.0 microinches
Material
Steel comp 8740
Material Specification
Ams 6322 assn standard single material response
NSN
5310-00-596-4939
Part Number
2D146
Description
Nut,plain,hexagon
CAGE
0AHP5

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part 2D146 NSN 5310-00-596-4939

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01857
FIIG:
A021A0
Concept No.:
1
App. Key:
AG
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:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093470
UFC:
48940
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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