Model: 304158-1

Assembled Washe Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.380 inches
Counterbore Diameter
0.211 inches nut and 0.221 inches nut
Lubrication
Soluble lubricant
Overall Height
0.233 inches
Nut Style
Flat with turned up edge
Width Across Flats
Between 0.213 inches and 0.221 inches
Tempurature Rating
450.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
32
Hardness Rating
Between 36.0 rockwell c and 40.0 rockwell c
Thread Size
0.190 inches
Part Name Assigned By Controlling Agency
Nut, self-locking, captive washer
Material
Steel comp 8740
Surface Treatment
Cadmium
Specification Data
80205-nas1726 professional/industrial association standard
NSN
5310-01-477-6445
Part Number
304158-1
Description
Nut,self-locking,assembled Washe
CAGE
61423

A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

Part 304158-1 NSN 5310-01-477-6445

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29736
FIIG:
A021A0
Concept No.:
1
App. Key:
BG
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:
A
ESD:
A
ESD:
A
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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