Model: NS202904-4-3

Plate Self-locking Nut

Special Features:

Color red

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.254 inches base
Lubrication
Dry film lubricant
Mounting Hole Diameter
Between 0.098 inches and 0.103 inches
Nut Style
Plate
Nut Length
0.791 inches
Nut Height
0.411 inches
Plate Thickness
0.125 inches
Plate Width
0.500 inches
Nut Counterbore Depth
0.188 inches base and 0.198 inches base
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
Between 0.276 inches and 0.286 inches
Center To Center Distance Between Mounting Holes Along Length
Between 0.560 inches and 0.564 inches
Tempurature Rating
450.0 degrees fahrenheit
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Steel comp 1050 shell or steel comp 301 shell or steel comp 302 shell or steel comp 304 shell or steel comp 316 shell
Material
Steel comp 4130 nut or steel comp 4140 nut or steel comp 8740 nut
Material Specification
Ams 6350 assn standard 1st material response nut or mil-s-5626 military specification 2nd material response nut or mil-s-6049 military specification 3rd material response nut
Material Specification
Mil-s-5059 military specification 2nd material response shell or mil-s-5059 military specification 3rd material response shell or mil-s-5059 military specification 4th material response shell or mil-s-5059 military specification 5th material response shell
Surface Treatment
Cadmium nut
Surface Treatment
Cadmium shell and chromate shell or passivate shell
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response nut
Surface Treatment Specification
Qq-p-416, type 2, cl2 federal specification 1st treatment response shell or qq-p-35 federal specification 2nd treatment response shell
NSN
5310-01-237-2636
Part Number
NS202904-4-3
Description
Nut,self-locking,plate
CAGE
80539

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 NS202904-4-3 NSN 5310-01-237-2636

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:
SX
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:
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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