Model: NASM21042-6

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Free-running all metal design
Washer Outside Diameter
0.575 inches
Lubrication
Dry film lubricant
Overall Height
Between 0.267 inches and 0.282 inches
Nut Style
Hexagon
Washer Thickness
Between 0.008 inches and 0.042 inches
Width Across Flats
Between 0.430 inches and 0.440 inches
Tempurature Rating
450.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
24
Hardness Rating
49.0 rockwell c
Thread Size
0.3750 inches
Material
Steel
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, class 2 federal specification single treatment response
NSN
5310-01-622-9666
Part Number
NASM21042-6
Description
Nut,self-locking,extended Washer
CAGE
80205

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part NASM21042-6 NSN 5310-01-622-9666

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29730
FIIG:
A021A0
Concept No.:
1
App. Key:
BT
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:
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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