Model: KFN542-06

Assembled Washe Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.320 inches

Counterbore Diameter

0.171 inches base and 0.176 inches base

Counterbore Diameter

0.181 inches washer

Overall Height

0.200 inches

Nut Style

Flat with turned up edge

Nut Counterbore Depth

0.087 inches base and 0.097 inches base

Width Across Flats

Between 0.181 inches and 0.189 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjc

Thready Qty Per Inch (tpi)

Thread Size

0.138 inches

Material

Steel comp 8740 nut or steel comp 4340 nut or steel comp 4140 nut

Material

Steel washer

Material Specification

Mil-s-6049 military specification 1st material response nut or mil-s-5000 military specification 2nd material response nut or mil-s-5626 military specification 3rd material response nut

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, class 2 federal specification single treatment response

NSN

5310-01-326-4325

Part Number

KFN542-06

Description

Nut,self-locking,assembled Washe

CAGE

15653

A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

Part KFN542-06 NSN 5310-01-326-4325

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29736

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:

1.0000lbs

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