MMP91579 — VALVE,EXPANSION

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

MMP91579: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT THRU, bulb_length: 3.500 INCHES NOMINAL IN, bulb_diameter: 0.500 INCHES NOMINAL IN, capillary_tube_length: 72.000 INCHES NOMINAL IN, media_for_which_designed: REFRIGERANT R-502, valve_equalizer_location: EXTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-114-4538, 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

MMP91579

NSN: 4820-01-114-4538
FSC: 4820 — Valves, Nonpowered
CAGE: 90598 — ENGINEERED AIR SYSTEMS, INC. DBA DRS SUSTAINMENT SYSTEMS (USA)

SPECIFICATIONS

body_style	STRAIGHT THRU
bulb_length	3.500 INCHES NOMINAL IN
bulb_diameter	0.500 INCHES NOMINAL IN
capillary_tube_length	72.000 INCHES NOMINAL IN
end_connection_quantity	2
media_for_which_designed	REFRIGERANT R-502
valve_equalizer_location	EXTERNAL
first_end_connection_type	UNTHREADED INTERNAL TUBE
first_end_style_designator	PLAIN
second_end_connection_type	UNTHREADED EXTERNAL TUBE
second_end_style_designator	GROOVED
valve_expansion_control_type	THERMOSTATIC
NSN	4820-01-114-4538

COMPONENT DIAGRAM

KEY FEATURES

•

VALVE EQUALIZER LOCATION: EXTERNAL

•

SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL

•

BODY STYLE: STRAIGHT THRU

•

FIRST END STYLE DESIGNATOR: PLAIN

•

BULB LENGTH: 3.500 INCHES NOMINAL IN

•

BULB DIAMETER: 0.500 INCHES NOMINAL IN

•

VALVE EQUALIZER CONNECTION DIAMETER: 0.250 INCHES NOMINAL IN

•

REFRIGERATION CAPACITY IN BTU PER HOUR: 66.0

TECHNICAL CHARACTERISTICS

VALVE EQUALIZER LOCATION	EXTERNAL
SECOND END RELATIONSHIP WITH FIRST END	NOT IDENTICAL
BODY STYLE	STRAIGHT THRU
FIRST END STYLE DESIGNATOR	PLAIN
BULB LENGTH	3.500 INCHES NOMINAL IN
BULB DIAMETER	0.500 INCHES NOMINAL IN
VALVE EQUALIZER CONNECTION DIAMETER	0.250 INCHES NOMINAL IN
REFRIGERATION CAPACITY IN BTU PER HOUR	66.0
END CONNECTION QUANTITY	2
CAPILLARY TUBE LENGTH	72.000 INCHES NOMINAL IN

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

MMP91579-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is MMP91579?

MMP91579 is a VALVE,EXPANSION.

What parts can replace MMP91579?

There is 1 known substitute for MMP91579: MMP91579-1. Substitute compatibility should be verified for your specific system.

What is the NSN for MMP91579?

MMP91579 is cataloged in the U.S. Government catalog under NSN 4820-01-114-4538. This indicates validated use in U.S. government and defense supply chains.

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MMP91579 — VALVE,EXPANSION

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