Model: CB9099CR4P375

Plate Self-locking Nut

Special Features:

Epoxy primer per mil-p-85582

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.375 inches first end
Nut Style
Plate (floating)
Nut Length
0.829 inches
Nut Height
0.340 inches
Plate Thickness
0.035 inches
Plate Width
0.560 inches
Nut Counterbore Depth
0.060 inches first end
End Application
C-17a aircraft
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Part Name Assigned By Controlling Agency
Nut, self-locking, plate
Material
Iron alloy 660 base
Material
Iron alloy 660 nut
Material
Steel comp 302 clip
Material Specification
Ams5525 assn standard single material response base
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 ams5734 assn standard single material response nut or ams5737 assn standard single material response nut
Material Specification
Ams5688 assn standard 1st material response clip or ams5866 assn standard 1st material response clip or armco 18-2mn assn standard 2nd material response clip
Surface Treatment
Passivate
Surface Treatment Specification
Ams-qq-p-35 assn standard single treatment response
NSN
5310-01-522-8031
Part Number
CB9099CR4P375
Description
Nut,self-locking,plate
CAGE

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 CB9099CR4P375 NSN 5310-01-522-8031

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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