Model: 85N831-3-5B

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Lubrication

Dry film lubricant

Mounting Hole Diameter

0.098 mils and 0.103 centimeters

Nut Style

Plate

Nut Length

0.739 inches

Nut Height

0.500 inches

Plate Thickness

0.025 inches

Plate Width

0.416 inches

Nut Counterbore Depth

0.312 inches first end

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

2 holes

Distance From Aperture Center To Mounting Hole Center

Between 0.245 inches and 0.255 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.498 inches and 0.500 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.1900 inches

Material

Steel

Material Specification

Mil-n-25027 military specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416 ty ii cl 2 federal specification single treatment response

NSN

5310-01-177-0537

Part Number

85N831-3-5B

Description

Nut,self-locking,plate

CAGE

0JRC1

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 85N831-3-5B NSN 5310-01-177-0537

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05280

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

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