27721 — SUPPORT,STRUCTURAL COMPONENT,AIR

✓ Government record, cited

Leitz · COMPONENT

PRODUCT OVERVIEW

27721: SUPPORT,STRUCTURAL COMPONENT,AIR.

Features: - Wire spine, 16mm, 2:1. - 135 sheets capacity (80 gsm). Key specifications include length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT, material: ALUMINUM ALLOY 7075, body_width: 3.480 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN, body_length: 3.480 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN, overall_width: 2.400 INCHES NOMINAL IN, heat_treatment: T-6 SOLUTION HEAT TREATED.

This part is cataloged in the U.S. Government catalog under NSN 9540-00-179-9618, 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

27721

NSN: 9540-00-179-9618
NIINs: 001799618, 011851489
FSC: 9540 — Structural Shapes, Nonferrous Base Metal
CAGE: 27610 — INTERNATIONAL LIGHT METALS CORP SUB OF MARTIN MARIETTA CORP (USA)

SPECIFICATIONS

length	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
material	ALUMINUM ALLOY 7075
body_width	3.480 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN
body_length	3.480 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN
overall_width	2.400 INCHES NOMINAL IN
heat_treatment	T-6 SOLUTION HEAT TREATED
inclosure_type	FULLY INCLOSED
overall_height	2.800 INCHES MAXIMUM IN
first_tip_style	SQUARE END
mounting_method	THREADED HOLE(S) SINGLE GROUP
frequency_rating	20.0 KILOHERTZ NOMINAL SINGLE COMPONENT
basic_shape_style	ANGLE
NSN	9540-00-179-9618

COMPONENT DIAGRAM

KEY FEATURES

•

LENGTH: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT

•

BASE FLANGE THICKNESS: 0.060 INCHES NOMINAL IN

•

HEAT TREATMENT: T-6 SOLUTION HEAT TREATED

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE

•

LEFT SIDE FLANGE THICKNESS: 0.100 INCHES NOMINAL IN

•

BASIC SHAPE STYLE: ANGLE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.820 INCHES NOMINAL IN
LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
BASE FLANGE THICKNESS	0.060 INCHES NOMINAL IN
HEAT TREATMENT	T-6 SOLUTION HEAT TREATED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS-Q-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL WIDTH	2.400 INCHES NOMINAL IN
LEFT SIDE FLANGE THICKNESS	0.100 INCHES NOMINAL IN
BASIC SHAPE STYLE	ANGLE
WEIGHT PER UNIT MEASURE	0.394 POUNDS PER LINEAR FOOT LBS
FILLET RADIUS WHERE LEFT FLANGE JOINS BASE FLANGE	0.190 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 5

AMS-QQ-A-200/11Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

PA28566Reference document

Same NSN cross-reference

Reference document — Secondary reference

QQ-A-200/11Reference document

Same NSN cross-reference

Reference document — Secondary reference

ASTM B221Reference document

Same NSN cross-reference

Reference document — Secondary reference

LS5552Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 27721?

27721 is a SUPPORT,STRUCTURAL COMPONENT,AIR manufactured by Leitz.

What parts can replace 27721?

There are 5 known substitutes for 27721: AMS-QQ-A-200/11, PA28566, QQ-A-200/11 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 27721?

27721 is cataloged in the U.S. Government catalog under NSN 9540-00-179-9618. This indicates validated use in U.S. government and defense supply chains.

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27721 — SUPPORT,STRUCTURAL COMPONENT,AIR

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