A400A1-4 — COUPLING,TUBE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

A400A1-4: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, seat_angle: 20.0 DEGREES FIRST END, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARELESS (TUBE) FIRST END, special_features: SUPPORTS GRUMMAN A-10 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-027-6587, 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

A400A1-4

NSN: 4730-01-027-6587
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 3T9T9 — SWAGELOK CO (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY OVERALL
seat_angle	20.0 DEGREES FIRST END
thread_class	2A FIRST END A
connection_type	THREADED EXTERNAL TUBE FIRST END
connection_style	FLARELESS (TUBE) FIRST END
special_features	SUPPORTS GRUMMAN A-10 AIRCRAFT
style_designator	RIGID W/OFFSET WRENCHING FACILITY
nominal_thread_size	0.438 INCHES FIRST END IN
nominal_overall_length	1.200 INCHES IN
thread_series_designator	UNF FIRST END
furnished_items_and_quantity	1 LOCKNUT AND 1 TUBE COUPLING NUT W/SLEEVE
nominal_outside_diameter_tube_accommodated	0.250 INCHES SECOND END IN
NSN	4730-01-027-6587

COMPONENT DIAGRAM

KEY FEATURES

•

FURNISHED ITEMS AND QUANTITY: 1 LOCKNUT AND 1 TUBE COUPLING NUT W/SLEEVE

•

CONNECTION STYLE: GROOVED (TUBE) SECOND END

•

NOMINAL OVERALL LENGTH: 1.200 INCHES IN

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END

•

STYLE DESIGNATOR: RIGID W/OFFSET WRENCHING FACILITY

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN

TECHNICAL CHARACTERISTICS

FURNISHED ITEMS AND QUANTITY	1 LOCKNUT AND 1 TUBE COUPLING NUT W/SLEEVE
CONNECTION STYLE	GROOVED (TUBE) SECOND END
CONNECTION STYLE	FLARELESS (TUBE) FIRST END
NOMINAL OVERALL LENGTH	1.200 INCHES IN
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	UNTHREADED EXTERNAL TUBE SECOND END
STYLE DESIGNATOR	RIGID W/OFFSET WRENCHING FACILITY
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES SECOND END IN
NOMINAL THREAD SIZE	0.438 INCHES FIRST END IN

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

A400A4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 A400A1-4?

A400A1-4 is a COUPLING,TUBE.

What parts can replace A400A1-4?

There is 1 known substitute for A400A1-4: A400A4. Substitute compatibility should be verified for your specific system.

What is the NSN for A400A1-4?

A400A1-4 is cataloged in the U.S. Government catalog under NSN 4730-01-027-6587. This indicates validated use in U.S. government and defense supply chains.

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A400A1-4 — COUPLING,TUBE

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