H623-0507-4 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

H623-0507-4: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, connection_style: GROOVED (PIPE) ALL ENDS, special_features: IN-LINE COMMERCIAL CHECK VALVE; NOMINAL DIAMETER 0.625 INCHES IN, mounting_position: HORIZONTAL, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, flow_control_device: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-490-6572, 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

H623-0507-4

NSN: 4820-01-490-6572
FSC: 4820 — Valves, Nonpowered
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
connection_style	GROOVED (PIPE) ALL ENDS
special_features	IN-LINE COMMERCIAL CHECK VALVE; NOMINAL DIAMETER 0.625 INCHES IN
mounting_position	HORIZONTAL
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	POPPET
valve_operation_method	AUTOMATIC
end_item_identification	W/S DESIGNATOR LOS ANGELES CLASS SSN (688)
material_document_and_classification	QQ-S-763, CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	4820-01-490-6572

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: GROOVED (PIPE) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: UNTHREADED CARTRIDGE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU DROP-IN CARTRIDGE

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	GROOVED (PIPE) ALL ENDS
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	UNTHREADED CARTRIDGE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU DROP-IN CARTRIDGE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763, CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SPECIAL FEATURES	IN-LINE COMMERCIAL CHECK VALVE; NOMINAL DIAMETER 0.625 INCHES IN
END ITEM IDENTIFICATION	W/S DESIGNATOR LOS ANGELES CLASS SSN (688)
MATERIAL	STEEL CORROSION RESISTING OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

6985434Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

566-6985434-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

6985434-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is H623-0507-4?

H623-0507-4 is a VALVE,CHECK.

What parts can replace H623-0507-4?

There are 3 known substitutes for H623-0507-4: 6985434, 566-6985434-4, 6985434-4. Substitute compatibility should be verified for your specific system.

What is the NSN for H623-0507-4?

H623-0507-4 is cataloged in the U.S. Government catalog under NSN 4820-01-490-6572. This indicates validated use in U.S. government and defense supply chains.

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