2318979 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

2318979: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, mounting_position: HORIZONTAL OR VERTICAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-957-7775, 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

2318979

NSN: 4820-00-957-7775
FSC: 4820 — Valves, Nonpowered
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY BODY
connection_type	THREADED INTERNAL PIPE ALL ENDS
connection_style	PLAIN, OPTIONAL END (PIPE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
mounting_position	HORIZONTAL OR VERTICAL
surface_treatment	ANODIZE
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	POPPET
nominal_thread_size	0.250 INCHES FIRST END IN
maximum_operating_temp	200.0 FAHRENHEIT FIRST RESPONSE DEGF
NSN	4820-00-957-7775

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES ALL ENDS IN

•

CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL OR VERTICAL

•

CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

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

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
NOMINAL PIPE SIZE ACCOMMODATED	0.250 INCHES ALL ENDS IN
CONNECTION STYLE	PLAIN, OPTIONAL END (PIPE) ALL ENDS
MOUNTING POSITION	HORIZONTAL OR VERTICAL
CONNECTION TYPE	THREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
OPERATING PRESSURE	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.250 INCHES FIRST END 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

483-1-4DReference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 2318979?

2318979 is a VALVE,CHECK.

What parts can replace 2318979?

There is 1 known substitute for 2318979: 483-1-4D. Substitute compatibility should be verified for your specific system.

What is the NSN for 2318979?

2318979 is cataloged in the U.S. Government catalog under NSN 4820-00-957-7775. This indicates validated use in U.S. government and defense supply chains.

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2318979 — VALVE,CHECK

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