81989 — SUPPORT,STRUCTURAL COMPONENT,AIR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

81989: SUPPORT,STRUCTURAL COMPONENT,AIR.

SUPPORT,STRUCTURAL COMPONENT,AIR. Key specifications include length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT, material: ALUMINUM ALLOY 7075, overall_width: 1.500 INCHES NOMINAL IN, heat_treatment: T-76511 SOLUTION HEAT TREATED, overall_height: 1.500 INCHES NOMINAL IN, first_tip_style: RIGHT QUARTER RADIUS. This part is cataloged in the U.S.

Government catalog under NSN 9540-01-186-9431, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

81989

NSN: 9540-01-186-9431
NIINs: 011869431, 014253709, 014902015
FSC: 9540 — Structural Shapes, Nonferrous Base Metal
CAGE: 01634 — ALUMINUM CO OF AMERICA (USA)

SPECIFICATIONS

length	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
material	ALUMINUM ALLOY 7075
overall_width	1.500 INCHES NOMINAL IN
heat_treatment	T-76511 SOLUTION HEAT TREATED
overall_height	1.500 INCHES NOMINAL IN
first_tip_style	RIGHT QUARTER RADIUS
first_tip_radius	0.250 INCHES NOMINAL IN
second_tip_style	UPPER RADIUS
basic_shape_style	ANGLE
left_inside_angle	90.0 DEGREES NOMINAL
second_tip_radius	0.250 INCHES NOMINAL IN
fabrication_method	EXTRUDED
NSN	9540-01-186-9431

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT

•

BASE FLANGE THICKNESS: 0.250 INCHES NOMINAL IN

•

HEAT TREATMENT: T-76511 SOLUTION HEAT TREATED

•

FIRST TIP RADIUS: 0.250 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS-Q-A-200/15 FED SPEC SINGLE MATERIAL RESPONSE

•

LEFT SIDE FLANGE THICKNESS: 0.250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.500 INCHES NOMINAL IN
LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
BASE FLANGE THICKNESS	0.250 INCHES NOMINAL IN
HEAT TREATMENT	T-76511 SOLUTION HEAT TREATED
FIRST TIP RADIUS	0.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS-Q-A-200/15 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL WIDTH	1.500 INCHES NOMINAL IN
LEFT SIDE FLANGE THICKNESS	0.250 INCHES NOMINAL IN
SECOND TIP RADIUS	0.250 INCHES NOMINAL IN
BASIC SHAPE STYLE	ANGLE

SUBSTITUTES & CROSS-REFERENCES 8

QQ-A-200/11Reference document

Same NSN cross-reference

Reference document — Secondary reference

1MA100D06-10079Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

ASTM B221Reference document

Same NSN cross-reference

Reference document — Secondary reference

60-2164Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

AMS-QQ-A-200/15Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

NAS341-13Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 81989?

81989 is a SUPPORT,STRUCTURAL COMPONENT,AIR.

What parts can replace 81989?

There are 8 known substitutes for 81989: QQ-A-200/11, 1MA100D06-10079, ASTM B221 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 81989?

81989 is cataloged in the U.S. Government catalog under NSN 9540-01-186-9431. This indicates validated use in U.S. government and defense supply chains.

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