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Structural Beam

NSN: 9540-01-428-5986 | Model: MIL-T-81156

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 of 5 percent slope on the inside face of the flanges.

NSN Properties and Flags
NATO Stock Number
9540-01-428-5986
DEMIL
NO
Fabrication Method
Extruded
Overall Height
1.850 inches
Length
12.000 feet
Left Side Top Flange Thickness
0.300 inches
Right Side Top Flange Thickness
0.300 inches
End Application
B-2 bomber
Basic Shape Style
T shape
Leg Thickness
0.200 inches
Left Side Top Flange Distance To Center Of Both Flanges
2.020 inches
Right Side Top Flange Distance To Center Of Both Flanges
2.240 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
4.260 inches
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
85.0 degrees
Left Top Inside Angle
95.0 degrees
Heat Treatment
Annealed
Material
Titanium alloy, mil-t-81556, comp ab-1
Material
Titanium alloy, mil-t-81556, comp ab-1
Nondefinitive Specification/std Data
Composition ab-1 and condition annealed

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NSN 9540-01-428-5986 Datasheet

Supply Class (FSC):
Nonferrous Base Metal Structural Shapes
Cross Reference:
  • MIL-T-81156
  • CVC10012-158GA
Cage Codes:
  • Military Specifications (CAGE 81349)
  • Triumph Aerostructures, Llc (CAGE 80378)
Identification:
HMIC

Y - Indicates information is in the hazardous materials information resource system (hmirs).

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

NSN Management Codes:
  • SOS
    F59
  • AAC
    J
  • Quantity per pack
    No qup
  • Unit of Measure
    Ft
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    -------
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $3,640.94 to $6,068.24..
Does NSN 9540-01-428-5986 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force
What is the NIIN of NSN 9540-01-428-5986?
014285986 or 01-428-5986
Does NSN 9540-01-428-5986 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 9540-01-428-5986?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Mar 28, 1996
MSDS

Material Safety

MSDS CLMZB 6AL-4V TITANIUM, ALL GRADE TO STO 170 LBO 037

Hazards

Health hazards acute and chronic: no toxic effects would be expected
under normal usage. The "nuisance dust" standard would apply.

effects of overexposure: no toxic effects would be expected under normal
usage. The "nuisance dust" standard would apply.

First Aid

First aid: no toxic effects would be expected under normal usage. The
"nuisance dust" standard would apply.

Chemical Properties

Hcc: n1
spec gravity: 4.5
solubility in water: insoluble
appearance and odor: odorless gray ingots and billets.

percent volatiles by volume: 0

Reactivity

Stability indicator/materials to avoid: yes
strong oxidizing or reducing agents.

stability condition to avoid: open flames, excessive.

hazardous decomposition products: titanium dioxide, aluminum oxide,
vanadium pentoxide.

conditions to avoid polymerization: will not occur.

Proper Disposal

Waste disposal methods: landfill in accordance with applicable local,
state and federal regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: titanium
cas: 7440-32-6
rtecs #: xr1700000
= wt: 90.


ingred name: aluminum
cas: 7429-90-5
rtecs #: bd0330000
= wt: 6.

osha pel: 15 mg/m3
acgih tlv: 10 mg/m3

ingred name: vanadium
cas: 7440-62-2
rtecs #: yw1355000
= wt: 4.