QDB302 — COUPLING,TUBE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

QDB302: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: COPPER AND ZINC OVERALL, connection_type: THREADED EXTERNAL HOSE FIRST END, connection_style: BARBED OR BEADED (HOSE) SECOND END, special_features: MUST BE COMPATIBLE WITH DRAWING 11B5090281 - QUICK CONNECT, INERT GAS, FEMALE, style_designator: INSERT COUPLING, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-696-1213, 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

QDB302

NSN: 4730-01-696-1213
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0A1K0 — WESTERN ENTERPRISES (USA)

SPECIFICATIONS

material	COPPER AND ZINC OVERALL
connection_type	THREADED EXTERNAL HOSE FIRST END
connection_style	BARBED OR BEADED (HOSE) SECOND END
special_features	MUST BE COMPATIBLE WITH DRAWING 11B5090281 - QUICK CONNECT, INERT GAS, FEMALE
style_designator	INSERT COUPLING
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
coupling_flange_shape	HEXAGON
end_item_identification	4940-01-658-4535;SHOP EQUIPMENT,WELDING
media_for_which_designed	GAS SINGLE RESPONSE
nominal_outside_diameter	0.625 INCHES FIRST END IN
thread_quantity_per_inch	18 FIRST END
nominal_pipe_size_accommodated	0.625 INCHES FIRST END IN
NSN	4730-01-696-1213

COMPONENT DIAGRAM

KEY FEATURES

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.625 INCHES FIRST END IN

•

CONNECTION STYLE: BARBED OR BEADED (HOSE) SECOND END

•

COUPLING FLANGE SHAPE: HEXAGON

•

NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED: 0.625 INCHES FIRST END IN

•

CONNECTION TYPE: THREADED EXTERNAL HOSE FIRST END

•

STYLE DESIGNATOR: INSERT COUPLING

•

OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

TECHNICAL CHARACTERISTICS

NOMINAL PIPE SIZE ACCOMMODATED	0.625 INCHES FIRST END IN
CONNECTION STYLE	BARBED OR BEADED (HOSE) SECOND END
COUPLING FLANGE SHAPE	HEXAGON
NOMINAL OUTSIDE DIAMETER HOSE ACCOMMODATED	0.625 INCHES FIRST END IN
CONNECTION TYPE	THREADED EXTERNAL HOSE FIRST END
CONNECTION TYPE	UNTHREADED INTERNAL TUBE SECOND END
STYLE DESIGNATOR	INSERT COUPLING
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL OUTSIDE DIAMETER	0.625 INCHES FIRST END IN
SPECIAL FEATURES	MUST BE COMPATIBLE WITH DRAWING 11B5090281 - QUICK CONNECT, INERT GAS, FEMALE

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

11B5091738Reference document

Same NSN cross-reference

Reference document — Vendor item drawing 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 QDB302?

QDB302 is a COUPLING,TUBE.

What parts can replace QDB302?

There is 1 known substitute for QDB302: 11B5091738. Substitute compatibility should be verified for your specific system.

What is the NSN for QDB302?

QDB302 is cataloged in the U.S. Government catalog under NSN 4730-01-696-1213. This indicates validated use in U.S. government and defense supply chains.

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