Model: 68516-448

Hexagon Castellated Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Castellated, hexagon
Nut Height
Between 0.135 inches and 0.155 inches
Width Across Flats
Between 0.243 inches and 0.251 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
48
Hardness Rating
25.0 rockwell c
Thread Size
0.112 inches
Bearing Surface Type
Chamfered
Material
Steel comp 1117
Material Specification
Ams 5022 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
NSN
5310-00-922-2703
Part Number
68516-448
Description
Nut,plain,castellated,hexagon
CAGE
56878

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.

Part 68516-448 NSN 5310-00-922-2703

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01854
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:
50.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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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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