Model: 1220-4141 ITEM 39

Structural Beam

Properties:

Fabrication Method
Rolled
Overall Height
4.000 inches
Length
Between 10.000 feet and 12.000 feet
Left Side Top Flange Thickness
0.345 inches
Right Side Top Flange Thickness
0.345 inches
Basic Shape Style
I shape
Right Side Bottom Flange Thickness
0.345 inches
Left Side Bottom Flange Thickness
0.345 inches
Left Side Top Flange Distance To Center Of Both Flanges
2.000 inches
Left Side Bottom Flange Distance To Center Of Both Flanges
2.000 inches
Right Side Top Flange Distance To Center Of Both Flanges
2.000 inches
Right Side Bottom Flange Distance To Center Of Both Flanges
2.000 inches
Fillet Radius Where Top Left Flange Joins Web Flange/leg
Any acceptable
Fillet Radius Where Bottom Left Flange Joins Web Flange/leg
Any acceptable
Fillet Radius Where Top Right Flange Joins Web Flange/leg
Any acceptable
Fillet Radius Where Bottom Right Flange Joins Web Flange/leg
Any acceptable
Web Flange Thickness
0.280 inches
Top Flange Width
4.000 inches
Bottom Flange Width
4.000 inches
Weight Per Unit Measure
13.000 pounds per linear foot
First Tip Style
Square end
Second Tip Relationship To First Tip
Identical
Third Tip Relationship To Preceding Tips
Identical w/first tip
Fourth Tip Relationship To Preceding Tips
Identical w/first tip
Right Top Inside Angle
90.0 degrees
Left Top Inside Angle
90.0 degrees
Left Bottom Inside Angle
90.0 degrees
Right Bottom Inside Angle
90.0 degrees
Material
Steel, abs rules, grade ah-36
Material
Steel, abs rules, grade ah-36
Nondefinitive Specification/std Data
Grade ah-36
NSN
9520-01-292-6404
Part Number
1220-4141 ITEM 39
Description
Beam,structural
CAGE
43689

A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.

Part 1220-4141 ITEM 39 NSN 9520-01-292-6404

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
37018
FIIG:
A13100
Concept No.:
App. Key:
AS
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
13.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Z
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
104420
UFC:
53800
LTL:
50.0
LCL:
--
WCC:
574
TCC:
Z
SHC:
R
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7601100000
  • SITC: 68411
  • End Use: Aluminum and alumina
  • NAICS: 331313
  • USDA: 1

Freight Class: Unwrought aluminum, not alloyed

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