20040A51SS — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

20040A51SS: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SEAT, valve_size: 4.000 INCHES IN, bonnet_type: INSIDE SPRING, connection_type: FLANGE FIRST END, style_designator: ANGLE FLANGED ENDS, operating_pressure: 185.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-110-9815, 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

20040A51SS

NSN: 4820-01-110-9815
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING SEAT
valve_size	4.000 INCHES IN
bonnet_type	INSIDE SPRING
connection_type	FLANGE FIRST END
style_designator	ANGLE FLANGED ENDS
operating_pressure	185.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	DISK
maximum_operating_temp	380.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	AUTOMATIC
bonnet_attachment_method	UNION
media_for_which_designed	WATER-OIL-GAS SINGLE RESPONSE
NSN	4820-01-110-9815

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

CONNECTION TYPE: FLANGE FIRST END

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

OPERATING PRESSURE: 185.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

VALVE SIZE: 4.000 INCHES IN

•

ADJUSTABLE PRESSURE RANGE: +6.0 TO 9.0 POUNDS PER SQUARE INCH LBS

•

BONNET TYPE: INSIDE SPRING

•

MAXIMUM OPERATING TEMP: 380.0 FAHRENHEIT SINGLE RESPONSE DEGF

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
CONNECTION TYPE	FLANGE FIRST END
STYLE DESIGNATOR	ANGLE FLANGED ENDS
OPERATING PRESSURE	185.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	4.000 INCHES IN
ADJUSTABLE PRESSURE RANGE	+6.0 TO 9.0 POUNDS PER SQUARE INCH LBS
BONNET TYPE	INSIDE SPRING
MAXIMUM OPERATING TEMP	380.0 FAHRENHEIT SINGLE RESPONSE DEGF
SECOND CONNECTION FACE TO CENTERLINE DISTANCE	6.375 INCHES IN
DISK LOADING METHOD	SPRING

SUBSTITUTES & CROSS-REFERENCES 4

NMP-1509Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

UCKCNN01CKKM 3K4Reference document

Same NSN cross-reference

Reference document — Secondary reference

NMP-1509 V-115 6T9PSIReference document

Same NSN cross-reference

Reference document — Secondary reference

V-115 NMP-1509 6T9PSIReference document

Same NSN cross-reference

Reference document — Secondary 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 20040A51SS?

20040A51SS is a VALVE,SAFETY RELIEF.

What parts can replace 20040A51SS?

There are 4 known substitutes for 20040A51SS: NMP-1509, UCKCNN01CKKM 3K4, NMP-1509 V-115 6T9PSI and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 20040A51SS?

20040A51SS is cataloged in the U.S. Government catalog under NSN 4820-01-110-9815. This indicates validated use in U.S. government and defense supply chains.

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