512-6903589-F91 — COUPLING,AIR DUCT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

512-6903589-F91: COUPLING,AIR DUCT.

The COUPLING,AIR DUCT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_width: 0.188 INCHES NOMINAL IN, overall_height: 2.500 INCHES NOMINAL IN, overall_length: 7.000 INCHES NOMINAL IN, end_item_identification: VENTILATIONSYSTEM PARTS, part_name_assigned_by_controlling_agency: FLEX CONNECTION,BACKING. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-538-5235, 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

512-6903589-F91

NSN: 4730-01-538-5235
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING
overall_width	0.188 INCHES NOMINAL IN
overall_height	2.500 INCHES NOMINAL IN
overall_length	7.000 INCHES NOMINAL IN
special_features	WALL THICKNESS .188 INCH; FLANGED REGTANGULAR SHAPE;U-SHAPED MOUNTING FLANGE, APPROXIMATELY 2.5 INCH; FLEXIBLE CONNECTION; MATERIAL 304 STAINLESS STEEL IN
end_item_identification	VENTILATIONSYSTEM PARTS
part_name_assigned_by_controlling_agency	FLEX CONNECTION,BACKING
NSN	4730-01-538-5235

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL: STEEL CORROSION RESISTING

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	2.500 INCHES NOMINAL IN
OVERALL LENGTH	7.000 INCHES NOMINAL IN
OVERALL WIDTH	0.188 INCHES NOMINAL IN
SPECIAL FEATURES	WALL THICKNESS .188 INCH; FLANGED REGTANGULAR SHAPE;U-SHAPED MOUNTING FLANGE, APPROXIMATELY 2.5 INCH; FLEXIBLE CONNECTION; MATERIAL 304 STAINLESS STEEL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	FLEX CONNECTION,BACKING
END ITEM IDENTIFICATION	VENTILATIONSYSTEM PARTS
MATERIAL	STEEL CORROSION RESISTING

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 1

B643-1010-F91Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 512-6903589-F91?

512-6903589-F91 is a COUPLING,AIR DUCT.

What parts can replace 512-6903589-F91?

There is 1 known substitute for 512-6903589-F91: B643-1010-F91. Substitute compatibility should be verified for your specific system.

What is the NSN for 512-6903589-F91?

512-6903589-F91 is cataloged in the U.S. Government catalog under NSN 4730-01-538-5235. This indicates validated use in U.S. government and defense supply chains.

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512-6903589-F91 — COUPLING,AIR DUCT

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