Model: RMLHC4256-02

Clinch Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Pilot Diameter

0.249 inches

Pilot Length

0.040 centimeters

Pilot Length

0.040 inches

Counterbore Diameter

0.190 inches nut

Lubrication

Dry film lubricant

Nut Style

Clinch

Nut Diameter

0.312 inches

Nut Height

0.200 inches

Nut Counterbore Depth

0.040 inches nut

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.190 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Iron alloy 660 or steel

Material

Iron alloy 660 or steel

Precious Material And Location

External surfaces silver

Precious Material

Silver

Surface Treatment

Cadmium or silver

Surface Treatment

Cadmium or silver

Surface Treatment Specification

Qq-p-416, type2 federal specification single treatment response

NSN

5310-00-220-2635

Part Number

RMLHC4256-02

Description

Nut,self-locking,clinch

CAGE

D9182

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 RMLHC4256-02 NSN 5310-00-220-2635

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:

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