C071-4-3 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

C071-4-3: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL SEAT, seat_angle: 37.0 DEGREES FIRST END, connection_type: THREADED EXTERNAL TUBE SECOND END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-852-3719, 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

C071-4-3

NSN: 4820-00-852-3719
FSC: 4820 — Valves, Nonpowered
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)

SPECIFICATIONS

material	STEEL SEAT
seat_angle	37.0 DEGREES FIRST END
connection_type	THREADED EXTERNAL TUBE SECOND END
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND FIRST END
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
nominal_thread_size	0.437 INCHES FIRST END IN
media_for_which_designed	WATER-OIL-GAS SINGLE RESPONSE
thread_quantity_per_inch	20 FIRST END
thread_series_designator	UNF SECOND END
nominal_outside_diameter_tube_accommodated	0.250 INCHES FIRST END IN
NSN	4820-00-852-3719

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END

•

STYLE DESIGNATOR: STRAIGHT THRU

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN

•

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

•

THREAD DIRECTION: RIGHT-HAND SECOND END

TECHNICAL CHARACTERISTICS

CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
CONNECTION TYPE	THREADED EXTERNAL TUBE SECOND END
STYLE DESIGNATOR	STRAIGHT THRU
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.187 INCHES SECOND END IN
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND SECOND END
THREAD DIRECTION	RIGHT-HAND FIRST END
NOMINAL THREAD SIZE	0.437 INCHES FIRST END IN
NOMINAL THREAD SIZE	0.375 INCHES SECOND END IN

SUBSTITUTES & CROSS-REFERENCES 1

2351212-6Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 C071-4-3?

C071-4-3 is a VALVE,CHECK.

What parts can replace C071-4-3?

There is 1 known substitute for C071-4-3: 2351212-6. Substitute compatibility should be verified for your specific system.

What is the NSN for C071-4-3?

C071-4-3 is cataloged in the U.S. Government catalog under NSN 4820-00-852-3719. This indicates validated use in U.S. government and defense supply chains.

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