Model: SMB414389

Square Plain Nut

Special Features:

Corners rounded to fit 0.500 in. Diameter bolt circle

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Square

Nut Height

0.175 inches

Width Across Flats

0.437 inches

Thread Series

Unef

Thready Qty Per Inch (tpi)

Thread Size

0.375 inches

Bearing Surface Type

Flat

Material

Steel comp 303

Material Specification

Qq-s-763, cond a federal specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Mil-f-14072, e300 military specification single treatment response

NSN

5310-00-137-3419

Part Number

SMB414389

Description

Nut,plain,square

CAGE

80063

A nut, flat on top and bottom, having 4 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part SMB414389 NSN 5310-00-137-3419

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01858

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

Pricing & Availability Check

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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