Model: 90-033-4

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.300 inches nut
Lubrication
Dry film lubricant
Overall Height
0.770 inches
Mounting Hole Diameter
0.098 mils and 0.103 centimeters
Nut Style
Plate
Nut Length
0.917 inches
Nut Height
0.365 inches
Plate Thickness
0.030 inches
Nut Counterbore Depth
0.135 inches nut
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
Tempurature Rating
225.0 degrees fahrenheit
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Aluminum alloy base
Material
Aluminum alloy cap
Material
Rubber synthetic seal
Material
Steel nut
Material
Steel shell
Material Specification
Mil-r-6855 cl 1 grade 60 military specification 5th material response seal
Surface Treatment
Anodize base
Surface Treatment
Cadmium both ends
Surface Treatment
Cadmium shell
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification 2nd treatment response shell
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification 3rd treatment response both ends
NSN
5310-00-677-0124
Part Number
90-033-4
Description
Nut,self-locking,plate
CAGE
97499

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 90-033-4 NSN 5310-00-677-0124

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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
Q

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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