Model: MS21043-08

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.290 inches
Lubrication
Soluble lubricant
Overall Height
Between 0.125 inches and 0.188 inches
Nut Style
Hexagon
Washer Thickness
0.015 inches
End Application
T406-ad-400 engine
Width Across Flats
Between 0.213 inches and 0.221 inches
Tempurature Rating
800.0 degrees fahrenheit
Thread Series
Unjc
Thready Qty Per Inch (tpi)
32
Thread Size
0.164 inches
Material
Iron alloy 660
Material Specification
Ams 5525 assn standard single material response and ams 5731 assn standard single material response and ams 5732 assn standard single material response
Precious Material And Location
External surface silver
Surface Treatment
Silver
Surface Treatment Specification
Ams 2410 assn standard single treatment response
NSN
5310-01-505-2644
Part Number
MS21043-08
Description
Nut,self-locking,extended Washer
CAGE
1E0F1

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 MS21043-08 NSN 5310-01-505-2644

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:
S
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
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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