Model: MK7231-08

Clinch Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Pilot Diameter

0.219 inches

Pilot Length

0.040 inches

Nut Style

Clinch

Nut Diameter

0.296 inches

Nut Height

0.200 inches

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.164 inches

Material

Iron alloy 660

Precious Material And Location

External surfaces silver

Surface Treatment

Silver

NSN

5310-01-067-3421

Part Number

MK7231-08

Description

Nut,self-locking,clinch

CAGE

15653

A nut having a sleeve portion on its under side, which can be crimped or clinched to hold the item in place when inserted in a hole. An integral feature is incorporated for locking.

Part MK7231-08 NSN 5310-01-067-3421

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15892

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:

013540

UFC:

05680

LTL:

70.0

LCL:

WCC:

713

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