Model: 3D0243-3-3

Plate Self-locking Nut

Special Features:

height of dome nut 0.765 max, dome o.D. 0.450 max

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.280 inches first end
Nut Style
Plate (floating)
Nut Length
1.240 inches
Nut Height
0.383 inches
Plate Thickness
0.035 inches
Plate Width
0.725 inches
Nut Counterbore Depth
0.187 inches first end
End Application
C-17a aircraft
Thread Series
Unjf
Thready Qty Per Inch (tpi)
32
Thread Size
0.190 inches
Material
Aluminum alloy 2024 washer or aluminum alloy 6061 washer
Material
Iron alloy 660 cap
Material
Iron alloy 660 nut
Material Specification
Ams5525 assn standard single material response cap
Material Specification
Ams5525 assn standard single material response nut or ams5731 assn standard single material response nut or ams5732 assn standard single material response nut or ams5737 assn standard single material response nut
Material Specification
Qq-a-200/3 federal specification single material response washer or qq-a-225/8 federal specification single material response washer
Surface Treatment
Anodize washer
Surface Treatment
Passivate cap
Surface Treatment
Passivate nut
Surface Treatment Specification
Mil-a-8625 federal specification single treatment response washer
Surface Treatment Specification
Qq-p-35 federal specification single treatment response cap
Surface Treatment Specification
Qq-p-35 federal specification single treatment response nut
NSN
5310-01-539-5684
Part Number
3D0243-3-3
Description
Nut,self-locking,plate
CAGE
88277

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part 3D0243-3-3 NSN 5310-01-539-5684

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05280
FIIG:
A021A0
Concept No.:
1
App. Key:
BZ
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:
BA
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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