Model: 116656

Hexago Extended Washer Plain Nut

Special Features:

Two drilled holes located 180 degrees apart 0.043 in. Min 0.048 in. Max diameter 0.064 in. Min 0.074 in. Max from nut hex end

Properties:

Thread Class
3b
Thread Direction
Right-hand
Washer Outside Diameter
Between 0.615 inches and 0.625 inches
Overall Height
Between 0.396 inches and 0.406 inches
Nut Style
Hexagon
Washer Thickness
Between 0.052 inches and 0.062 inches
Width Across Flats
Between 0.428 inches and 0.437 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Steel comp 303 or steel comp 303se or steel comp 303 plus x
Material Specification
Ams 5640 assn standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Es-091 fscm 06848 mfr ref single treatment response
NSN
5310-00-439-3880
Part Number
116656
Description
Nut,plain,extended Washer,hexago
CAGE
2A659

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.

Part 116656 NSN 5310-00-439-3880

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04889
FIIG:
A021A0
Concept No.:
1
App. Key:
AP
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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