Model: 228511

Hexagon Slotted Plain Nut

Special Features:

Nut has only 2 slots diameter 0.938 in. Round

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Slotted, hexagon

Nut Height

Between 0.213 inches and 0.223 inches

Width Across Flats

Between 0.496 inches and 0.500 inches

Thread Series

Unef

Thready Qty Per Inch (tpi)

Thread Size

0.375 inches

Bearing Surface Type

Washer faced

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 military specification single treatment response

Supplementary Features

00 oct. 10 item reviewed under girder project; country non-concur cancellation action

NSN

5310-00-371-1603

Part Number

228511

Description

Nut,plain,slotted,hexagon

CAGE

56232

A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.

Part 228511 NSN 5310-00-371-1603

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01859

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:

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