2603043-1 — VALVE,EXPANSION

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

2603043-1: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEAT, body_style: STRAIGHT THRU, flow_control_device: PISTON, FREE TYPE, capillary_tube_length: 60.000 INCHES NOMINAL IN, end_item_identification: 3655-00-078-9902, media_for_which_designed: REFRIGERANT 22. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-375-3301, 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

2603043-1

NSN: 4820-01-375-3301
FSC: 4820 — Valves, Nonpowered
CAGE: 11243 — COSMODYNE, LLC DBA COSMODYNE LLC (USA)

SPECIFICATIONS

material	RUBBER SYNTHETIC SEAT
body_style	STRAIGHT THRU
flow_control_device	PISTON, FREE TYPE
capillary_tube_length	60.000 INCHES NOMINAL IN
end_connection_quantity	2
end_item_identification	3655-00-078-9902
media_for_which_designed	REFRIGERANT 22
valve_equalizer_location	EXTERNAL
first_end_connection_type	UNTHREADED INTERNAL TUBE
first_end_style_designator	PLAIN
second_end_connection_type	UNTHREADED INTERNAL TUBE
second_end_style_designator	PLAIN
NSN	4820-01-375-3301

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: PISTON, FREE TYPE

•

VALVE EQUALIZER LOCATION: EXTERNAL

•

SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL

•

BODY STYLE: STRAIGHT THRU

•

FIRST END STYLE DESIGNATOR: PLAIN

•

VALVE EQUALIZER CONNECTION DIAMETER: 0.250 INCHES NOMINAL IN

•

REFRIGERATION CAPACITY IN BTU PER HOUR: 72.0

•

END CONNECTION QUANTITY: 2

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	PISTON, FREE TYPE
VALVE EQUALIZER LOCATION	EXTERNAL
SECOND END RELATIONSHIP WITH FIRST END	NOT IDENTICAL
BODY STYLE	STRAIGHT THRU
FIRST END STYLE DESIGNATOR	PLAIN
VALVE EQUALIZER CONNECTION DIAMETER	0.250 INCHES NOMINAL IN
REFRIGERATION CAPACITY IN BTU PER HOUR	72.0
END CONNECTION QUANTITY	2
CAPILLARY TUBE LENGTH	60.000 INCHES NOMINAL IN
SECOND END STYLE DESIGNATOR	PLAIN

OTHER ITEMS IN FSC 4820 — Valves, Nonpowered

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

4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230

SUBSTITUTES & CROSS-REFERENCES 1

2603043Reference 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 2603043-1?

2603043-1 is a VALVE,EXPANSION.

What parts can replace 2603043-1?

There is 1 known substitute for 2603043-1: 2603043. Substitute compatibility should be verified for your specific system.

What is the NSN for 2603043-1?

2603043-1 is cataloged in the U.S. Government catalog under NSN 4820-01-375-3301. This indicates validated use in U.S. government and defense supply chains.

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2603043-1 — VALVE,EXPANSION

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