Model: 59FH-820

Hexagon Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Nut Height
0.610 inches
Width Across Flats
Between 0.741 inches and 0.752 inches
Tempurature Rating
Not rated
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Hardness Rating
Not rated
Thread Size
0.500 inches
Bearing Surface Type
Any acceptable
Material
Steel
Precious Material
Silver
Surface Treatment
Silver
Specification Data
80205-nas1021 professional/industrial association standard
NSN
5310-00-680-5666
Part Number
59FH-820
Description
Nut,self-locking,hexagon
CAGE
56878

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 59FH-820 NSN 5310-00-680-5666

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05277
FIIG:
A021A0
Concept No.:
1
App. Key:
BK
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:
S
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093480
UFC:
48950
LTL:
100.0
LCL:
100.0
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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