Model: KFN542-5

Assembled Washer Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Washer Outside Diameter

0.560 inches

Counterbore Diameter

0.347 inches nut and 0.352 inches nut

Overall Height

0.340 inches

Nut Style

Flat with turned back edge

Nut Height

0.340 inches

Nut Counterbore Depth

0.367 inches nut and 0.376 inches nut

Width Across Flats

0.419 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 39.0 rockwell c and 43.0 rockwell c

Thread Size

0.312 inches

Material

Steel comp 8740 nut or steel comp e4340 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

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416 type 2 cl 3 federal specification single treatment response

NSN

5310-01-111-4264

Part Number

KFN542-5

Description

Nut,plain,assembled Washer

CAGE

15653

A plain nut on which has been assembled a nonremovable washer.

Part KFN542-5 NSN 5310-01-111-4264

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

21824

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