NAS520-4-8 — HOSE,AIR DUCT

✓ Government record, cited

— · PIPE SECTION

PRODUCT OVERVIEW

NAS520-4-8: HOSE,AIR DUCT.

The HOSE,AIR DUCT is a the manufacturer industrial component. Key specifications include temp_rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF, inside_diameter: 0.500 INCHES NOMINAL BOTH ENDS IN, outside_diameter: 0.530 INCHES MINIMUM AND 0.596 INCHES MAXIMUM BOTH ENDS IN, special_features: MATERIAL: RUBBER FLUOROSILICONE CLASS FQ OVERALL;CROSS-SECTIONAL LENGTH: 2.000 IN. NOM.

IN, end_item_identification: F-35 AIRCRAFT, cross-sectional_shape_style: ROUND. This part is cataloged in the U.S. Government catalog under NSN 4720-01-650-8787, 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

NAS520-4-8

NSN: 4720-01-650-8787
FSC: 4720 — Hose and Flexible Tubing
CAGE: 70628 — ARROWHEAD PRODUCTS CORP (USA)

SPECIFICATIONS

temp_rating	-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF
inside_diameter	0.500 INCHES NOMINAL BOTH ENDS IN
outside_diameter	0.530 INCHES MINIMUM AND 0.596 INCHES MAXIMUM BOTH ENDS IN
special_features	MATERIAL: RUBBER FLUOROSILICONE CLASS FQ OVERALL;CROSS-SECTIONAL LENGTH: 2.000 IN. NOM. IN
end_item_identification	F-35 AIRCRAFT
cross-sectional_shape_style	ROUND
part_name_assigned_by_controlling_agency	COUPLING, FLEXIBLE, LOW PRESSURE, 450 DEG AIR LINE
NSN	4720-01-650-8787

COMPONENT DIAGRAM

KEY FEATURES

•

TEMP RATING: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF

•

CROSS-SECTIONAL SHAPE STYLE: ROUND

•

OUTSIDE DIAMETER: 0.530 INCHES MINIMUM AND 0.596 INCHES MAXIMUM BOTH ENDS IN

•

INSIDE DIAMETER: 0.500 INCHES NOMINAL BOTH ENDS IN

TECHNICAL CHARACTERISTICS

TEMP RATING	-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF
CROSS-SECTIONAL SHAPE STYLE	ROUND
OUTSIDE DIAMETER	0.530 INCHES MINIMUM AND 0.596 INCHES MAXIMUM BOTH ENDS IN
INSIDE DIAMETER	0.500 INCHES NOMINAL BOTH ENDS IN
SPECIAL FEATURES	MATERIAL: RUBBER FLUOROSILICONE CLASS FQ OVERALL;CROSS-SECTIONAL LENGTH: 2.000 IN. NOM. IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	COUPLING, FLEXIBLE, LOW PRESSURE, 450 DEG AIR LINE
END ITEM IDENTIFICATION	F-35 AIRCRAFT

SUBSTITUTES & CROSS-REFERENCES 2

NAS520Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

NAS522Reference 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 NAS520-4-8?

NAS520-4-8 is a HOSE,AIR DUCT.

What parts can replace NAS520-4-8?

There are 2 known substitutes for NAS520-4-8: NAS520, NAS522. Substitute compatibility should be verified for your specific system.

What is the NSN for NAS520-4-8?

NAS520-4-8 is cataloged in the U.S. Government catalog under NSN 4720-01-650-8787. This indicates validated use in U.S. government and defense supply chains.

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