Model: 2D169

Hexagon Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.234 inches and 0.266 inches
Drilled Hole Diameter
0.046 inches
Hole Type And Quantity
2 drilled
Width Across Flats
Between 0.684 inches and 0.691 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Hole Configuration Style
Configuration c
Bearing Surface Type
Chamfered
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 1137 or steel comp 1141 or steel comp 4130 or steel comp 4140
Material
Steel comp 1137 or steel comp 1141 or steel comp 4130 or steel comp 4140
Material Specification
Qq-s-637 federal specification 1st material response or qq-s-637 federal specification 2nd material response or mil-s-6758 military specification 3rd material response or mil-s-5626 military specification 4th material response
Material Specification
Qq-s-637 federal specification 1st material response or qq-s-637 federal specification 2nd material response or mil-s-6758 military specification 3rd material response or mil-s-5626 military specification 4th material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response
NSN
5310-00-443-5763
Part Number
2D169
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 2D169 NSN 5310-00-443-5763

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
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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