11643490 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

11643490: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, seat_angle: 12.0 DEGREES FIRST END, thread_class: 3A SECOND END A, connection_type: THREADED EXTERNAL BOSS SECOND END, connection_style: FLARELESS FIRST END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-285-4952, 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

11643490

NSN: 4820-00-285-4952
FSC: 4820 — Valves, Nonpowered
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
seat_angle	12.0 DEGREES FIRST END
thread_class	3A SECOND END A
connection_type	THREADED EXTERNAL BOSS SECOND END
connection_style	FLARELESS FIRST END
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND FIRST END
mounting_position	HORIZONTAL OR VERTICAL
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	POPPET
nominal_thread_size	0.562 INCHES SECOND END IN
NSN	4820-00-285-4952

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: DOUBLE THREADED SECTION BOSS FITTING GASKET WITH LOCKNUT SEALING, BOSS SECOND END

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END

•

STYLE DESIGNATOR: STRAIGHT THRU

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES SECOND END IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	DOUBLE THREADED SECTION BOSS FITTING GASKET WITH LOCKNUT SEALING, BOSS SECOND END
CONNECTION STYLE	FLARELESS FIRST END
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED EXTERNAL BOSS SECOND END
STYLE DESIGNATOR	STRAIGHT THRU
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES FIRST END IN
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

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

4820002854952Reference document

Same NSN cross-reference

Reference document — Informative 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 11643490?

11643490 is a VALVE,CHECK.

What parts can replace 11643490?

There is 1 known substitute for 11643490: 4820002854952. Substitute compatibility should be verified for your specific system.

What is the NSN for 11643490?

11643490 is cataloged in the U.S. Government catalog under NSN 4820-00-285-4952. This indicates validated use in U.S. government and defense supply chains.

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11643490 — VALVE,CHECK

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