Model: KFN512DL5

Assembled Washe Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.560 inches

Counterbore Diameter

0.330 inches first end and 0.335 inches first end

Counterbore Diameter

0.340 inches washer

Lubrication

Dry film lubricant

Overall Height

0.430 inches

Nut Style

Flat with turned up edge

Nut Counterbore Depth

0.117 inches first end and 0.127 inches first end

Width Across Flats

Between 0.369 inches and 0.378 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 33.0 rockwell c and 44.0 rockwell c

Thread Size

0.3125 inches

Material

Iron alloy 660 nut

Material

Stainless steel washer

Material Specification

Ams 5731 assn standard single material response nut or ams 5732 assn standard single material response nut or ams 5737 assn standard single material response nut

Surface Treatment

Passivate washer

Surface Treatment Specification

Qq-p-35 federal specification single treatment response washer

NSN

5310-01-329-6681

Part Number

KFN512DL5

Description

Nut,self-locking,assembled Washe

CAGE

80539

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 KFN512DL5 NSN 5310-01-329-6681

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:

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