Model: 1819520-027

Hexagon Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Nut Height
Between 0.579 inches and 0.609 inches
Width Across Flats
Between 0.740 inches and 0.752 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Material
Plastic polyamide locking insert
Material
Steel comp 1137 nut
Material Specification
66 federal standard single material response nut
Material Specification
Il-n-25027 military specification 10th material response locking insert
Surface Treatment
Cadmium nut
Surface Treatment Specification
Qq-p-416, type 2, class 3 federal specification all treatment responses except insert
Specification Data
96906-ms20365 government standard
NSN
5310-00-281-9830
Part Number
1819520-027
Description
Nut,self-locking,hexagon
CAGE
15090

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 1819520-027 NSN 5310-00-281-9830

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:
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:
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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