THR 55 ML — VALVE,EXPANSION

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

THR 55 ML: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT THRU, temp_rating: 250.0 FAHRENHEIT DEGF, special_features: REFRIGERANT R134A SERVICE, capillary_tube_length: 120.000 INCHES NOMINAL IN, end_item_identification: SUPPORT EQUIPMENT, E-3A AIRCRAFT, 4130-01-381-6650 A, valve_equalizer_location: EXTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-425-6587, 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

THR 55 ML

NSN: 4820-01-425-6587
FSC: 4820 — Valves, Nonpowered
CAGE: 70255 — EMERSON ELECTRIC CO ALCO CONTROLS DIV (USA)

SPECIFICATIONS

body_style	STRAIGHT THRU
temp_rating	250.0 FAHRENHEIT DEGF
special_features	REFRIGERANT R134A SERVICE
capillary_tube_length	120.000 INCHES NOMINAL IN
end_connection_quantity	2
end_item_identification	SUPPORT EQUIPMENT, E-3A AIRCRAFT, 4130-01-381-6650 A
valve_equalizer_location	EXTERNAL
first_end_connection_type	UNTHREADED INTERNAL TUBE
first_end_style_designator	SOCKET
valve_expansion_control_type	THERMOSTATIC
valve_pressure_limiting_device	NOT INCLUDED
valve_equalizer_connection_type	FLARED TUBE
NSN	4820-01-425-6587

COMPONENT DIAGRAM

KEY FEATURES

•

VALVE EQUALIZER LOCATION: EXTERNAL

•

TEMP RATING: 250.0 FAHRENHEIT DEGF

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

•

BODY STYLE: STRAIGHT THRU

•

FIRST END STYLE DESIGNATOR: SOCKET

•

VALVE EQUALIZER CONNECTION DIAMETER: 0.250 INCHES NOMINAL IN

•

REFRIGERATION CAPACITY IN BTU PER HOUR: 660.0

•

END CONNECTION QUANTITY: 2

TECHNICAL CHARACTERISTICS

VALVE EQUALIZER LOCATION	EXTERNAL
TEMP RATING	250.0 FAHRENHEIT DEGF
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
BODY STYLE	STRAIGHT THRU
FIRST END STYLE DESIGNATOR	SOCKET
VALVE EQUALIZER CONNECTION DIAMETER	0.250 INCHES NOMINAL IN
REFRIGERATION CAPACITY IN BTU PER HOUR	660.0
END CONNECTION QUANTITY	2
CAPILLARY TUBE LENGTH	120.000 INCHES NOMINAL IN
FIRST END CONNECTION TYPE	UNTHREADED INTERNAL TUBE

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

1012737Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 THR 55 ML?

THR 55 ML is a VALVE,EXPANSION.

What parts can replace THR 55 ML?

There is 1 known substitute for THR 55 ML: 1012737. Substitute compatibility should be verified for your specific system.

What is the NSN for THR 55 ML?

THR 55 ML is cataloged in the U.S. Government catalog under NSN 4820-01-425-6587. This indicates validated use in U.S. government and defense supply chains.

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