Model: 4450

Hexagon Castellated Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Castellated, hexagon

Nut Height

Between 0.266 inches and 0.297 inches

Width Across Flats

Between 0.859 inches and 0.891 inches

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.375 inches

Bearing Surface Type

Chamfered or washer faced

Material

Steel comp 1213

Material Specification

Qq-s-637 federal specification single material response

Surface Treatment

Zinc and dichromate

NSN

5310-00-737-2632

Part Number

4450

Description

Nut,plain,castellated,hexagon

CAGE

54108

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.

Part 4450 NSN 5310-00-737-2632

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01854

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:

0.1000lbs

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