Model: 81728-2

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

Between 0.066 inches and 0.069 inches

Nut Style

Plate

Nut Length

0.455 inches

Distance From Base To Center Of Aperture

0.156 inches

Nut Height

0.143 inches

Plate Thickness

Between 0.020 inches and 0.030 inches

Plate Width

0.344 inches

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

2 holes

Distance From Mounting Hole Center To Base

0.230 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.138 inches and 0.142 inches

Tempurature Rating

900.0 degrees fahrenheit

Thread Series

Unc

Features Provided

Floating nut

Thready Qty Per Inch (tpi)

Thread Size

0.112 inches

Material

Iron alloy 660

Material Specification

Ams 5735 assn standard single material response

Precious Material

Silver

Surface Treatment

Silver nut

Surface Treatment Specification

Ams 2410 assn standard single treatment response nut

NSN

5310-00-814-5765

Part Number

81728-2

Description

Nut,self-locking,plate

CAGE

15280

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 81728-2 NSN 5310-00-814-5765

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:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

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