Model: 16S118-7

Hexagon Castellated Plain Nut

Special Features:

Used for gun port

Properties:

Thread Class
3b
Thread Direction
Right-hand
Counterbore Diameter
0.560 inches nut
Nut Style
Castellated, hexagon
Nut Height
Between 0.865 inches and 0.885 inches
Nut Counterbore Depth
0.250 inches nut
Width Across Flats
Between 0.730 inches and 0.750 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
24
Thread Size
0.312 inches
Countersink Angle
100.0 degrees nut
Bearing Surface Type
Chamfered
Bearing Surface Finish
125.0 microinches
Material
Steel
Material Specification
Ams5629 assn standard single material response
NSN
5310-01-043-9972
Part Number
16S118-7
Description
Nut,plain,castellated,hexagon
CAGE
81755

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 16S118-7 NSN 5310-01-043-9972

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

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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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