Model: 79E040

Hexagon Self-locking Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Nut Height
0.313 inches
Width Across Flats
0.438 inches
Tempurature Rating
Not rated
Thread Series
Unc
Thready Qty Per Inch (tpi)
20
Hardness Rating
Not rated
Thread Size
0.250 inches
Bearing Surface Type
Any acceptable
Material
Fiber locking insert
Material
Steel comp 1212 nut
Material Specification
Qq-s-633 federal specification single material response nut
Surface Treatment
Cadmium nut or zinc nut
Surface Treatment
Cadmium or zinc nut
NSN
5310-00-596-6904
Part Number
79E040
Description
Nut,self-locking,hexagon
CAGE

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 79E040 NSN 5310-00-596-6904

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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