Model: ASTM-B-221 20FTX4IN SQX0.25IN

Metallic Tube

Special Features:

Astm-b-221 type 6061-t6

Properties:

Cross Sectional Shape

Square/rectangular

Wall Thickness

0.250 inches

First End Style

Plain

Width

4.000 inches

End Application

M113 vehicles, m58 smoke mounting kits, m113 opposing forces surrogate vehicles, m198 howitzer, m1 engines and m1 vehicles

Second End Relationship With First End

Identical

Construction

Seamless

Measuring Method And Length

240.000 inches random

Heat Treatment

Quenched and tempered

Height

4.000 inches

Material

Aluminum alloy 6061

Material Specification

T6 assn standard single material response

NSN

4710-01-457-6919

Part Number

ASTM-B-221 20FTX4IN SQX0.25IN

Description

Tube,metallic

CAGE

0W6L8

A straight, hollow product, welded or seamless, of round, square, or any other cross section and continuous periphery, which does not conform in cross sectional dimensions to recognized pipe standards, or those in tables 1 through 10, appendix c, fiig a004a. It is designed to convey fluids, gasses, and/or semisolids. It may be rolled into coils for ease in handling. For items designed to join a tube or tube fitting to another tube, pipe, or hose or fitting, see adapter (as modified); coupling (as modified); or nipple (as modified). Excludes tube, bent (as modified); pipe, metallic; spacer, sleeve; metal bar (hollow); and items with fittings, except end protectors.

Part ASTM-B-221 20FTX4IN SQX0.25IN NSN 4710-01-457-6919

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

31979

FIIG:

A004A0

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:

1.0000lbs

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:

051820

UFC:

29920

LTL:

85.0

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7608200030
SITC: 68426
End Use: Finished metal shapes
NAICS: 331318
USDA: 1

Freight Class: Tubes and pipes, aluminum alloy, seamless