20/5.4.2.1 ALT4 — VALVE,REGULATING,TEMPERATURE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

20/5.4.2.1 ALT4: VALVE,REGULATING,TEMPERATURE.

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING STEM, body_style: STRAIGHT THRU, bulb_length: 7.735 INCHES NOMINAL IN, temp_rating: 70.0 FAHRENHEIT MINIMUM AND 170.0 FAHRENHEIT MAXIMUM DEGF, bulb_diameter: 0.625 INCHES NOMINAL IN, temp_adjustability: NOT ADJUSTABLE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-440-4781, 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

20/5.4.2.1 ALT4

NSN: 4820-01-440-4781
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING STEM
body_style	STRAIGHT THRU
bulb_length	7.735 INCHES NOMINAL IN
temp_rating	70.0 FAHRENHEIT MINIMUM AND 170.0 FAHRENHEIT MAXIMUM DEGF
bulb_diameter	0.625 INCHES NOMINAL IN
temp_adjustability	NOT ADJUSTABLE
flow_control_device	DOUBLE SEATED
thermostatic_element	LIQUID IMMERSION TYPE
two-way_valve_action	DIRECT ACTING
capillary_tube_length	120.000 INCHES NOMINAL IN
end_connection_quantity	2
end_item_identification	STRATEGIC SEALIFT CONVERSION SHIPS CLASS
NSN	4820-01-440-4781

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DOUBLE SEATED

•

TWO-WAY VALVE ACTION: DIRECT ACTING

•

FIRST END THREAD DIRECTION: RIGHT-HAND

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

•

BODY STYLE: STRAIGHT THRU

•

FIRST END STYLE DESIGNATOR: PLAIN

•

BULB LENGTH: 7.735 INCHES NOMINAL IN

•

BULB DIAMETER: 0.625 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DOUBLE SEATED
TWO-WAY VALVE ACTION	DIRECT ACTING
FIRST END THREAD DIRECTION	RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
BODY STYLE	STRAIGHT THRU
FIRST END STYLE DESIGNATOR	PLAIN
BULB LENGTH	7.735 INCHES NOMINAL IN
BULB DIAMETER	0.625 INCHES NOMINAL IN
TEMP RATING	70.0 FAHRENHEIT MINIMUM AND 170.0 FAHRENHEIT MAXIMUM DEGF
END CONNECTION QUANTITY	2

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

No substitute or cross-reference records for this part.

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 20/5.4.2.1 ALT4?

20/5.4.2.1 ALT4 is a VALVE,REGULATING,TEMPERATURE.

What is the NSN for 20/5.4.2.1 ALT4?

20/5.4.2.1 ALT4 is cataloged in the U.S. Government catalog under NSN 4820-01-440-4781. This indicates validated use in U.S. government and defense supply chains.

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20/5.4.2.1 ALT4 — VALVE,REGULATING,TEMPERATURE

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