Model: 21939

Structural Beam

Properties:

Fabrication Method
Extruded
Overall Height
2.500 inches
Length
Between 10.000 feet and 12.000 feet
Left Side Top Flange Thickness
0.072 inches
Right Side Top Flange Thickness
0.072 inches
Basic Shape Style
T shape
Leg Thickness
0.072 inches
Left Side Top Flange Distance To Center Of Both Flanges
1.500 inches
Right Side Top Flange Distance To Center Of Both Flanges
1.500 inches
Fillet Radius Where Top Left Flange Joins Web Flange/leg
0.125 inches
Fillet Radius Where Top Right Flange Joins Web Flange/leg
0.125 inches
Top Flange Width
3.000 inches
Weight Per Unit Measure
10.479 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
Right Top Inside Angle
90.0 degrees
Left Top Inside Angle
90.0 degrees
Heat Treatment
O-annealed
Material
Aluminum alloy ams-qq-a-200/3, alloy 2024
Material
Aluminum alloy ams-qq-a-200/3, alloy 2024
Specification Data
81755-k40 manufacturers standard
Nondefinitive Specification/std Data
O temper
NSN
9540-01-071-2149
Part Number
21939
Description
Beam,structural
CAGE
27610

Part 21939 NSN 9540-01-071-2149

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:
3.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Z
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
013760
UFC:
05830
LTL:
60.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
R
ACC:
Construction Materials

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