Model: 04-21784

Extended Washer Self-locking Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Washer Outside Diameter
21.8 millimeters
Overall Height
13.5 millimeters
Nut Style
Hexagon
Washer Thickness
3.10 millimeters
End Application
6115-01-561-7329
Width Across Flats
15.0 millimeters
Tempurature Rating
248.0 degrees fahrenheit
Thread Series
M
Hardness Rating
28.0 rockwell c
Thread Size
10.0 millimeters
Thread Pitch In Millimeters
1.50
Part Name Assigned By Controlling Agency
Nylon-insert hex flange locknut
Material
Plastic polyamide locking insert
Material
Steel except insert
Surface Treatment
Zinc except insert
NSN
5310-01-620-3113
Part Number
04-21784
Description
Nut,self-locking,extended Washer
CAGE
30554

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 04-21784 NSN 5310-01-620-3113

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:
A
ESD:
A
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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