Model: MF52373-5

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.332 inches base and 0.367 inches base
Lubrication
Dry film lubricant
Overall Height
0.770 inches
Mounting Hole Diameter
Between 0.130 inches and 0.145 inches
Nut Style
Plate
Nut Length
1.143 inches
Nut Height
0.385 inches
Plate Thickness
Between 0.015 inches and 0.035 inches
Plate Width
0.750 inches
Nut Counterbore Depth
0.125 inches base
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
Between 0.432 inches and 0.442 inches
Center To Center Distance Between Mounting Holes Along Length
Between 0.873 inches and 0.877 inches
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
24
Thread Size
0.3125 inches
Material
Iron alloy 660 nut
Material
Iron alloy 660 shell
Material
Iron alloy 660 washer
Material
Rubber butadiene-acrylonitrile class nbr seal
Material Specification
Ams 5525 assn standard single material response nut or ams 5737 assn standard single material response nut
Material Specification
Ams 5525 assn standard single material response shell or ams 5737 assn standard single material response shell
Material Specification
Ams 5525 assn standard single material response washer or ams 5737 assn standard single material response washer
Material Specification
Mil-r-6855, class 1, grade 60 military specification single material response seal
Surface Treatment
Passivate shell
Surface Treatment
Passivate washer
Surface Treatment Specification
Qq-p-35 federal specification single treatment response shell
Surface Treatment Specification
Qq-p-35 federal specification single treatment response washer
NSN
5310-01-213-5396
Part Number
MF52373-5
Description
Nut,self-locking,plate
CAGE
15653

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 MF52373-5 NSN 5310-01-213-5396

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
B

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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