SC154WS3-4 — VALVE,STOP-CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

SC154WS3-4: VALVE,STOP-CHECK.

The VALVE,STOP-CHECK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, bonnet_type: INSIDE SCREW, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, features_provided: BONNET PACKING. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-202-9880, 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

SC154WS3-4

NSN: 4820-00-202-9880
FSC: 4820 — Valves, Nonpowered
CAGE: 63686 — THE WALWORTH COMPANY (USA)

SPECIFICATIONS

material	NICKEL ALLOY STEM
bonnet_type	INSIDE SCREW
connection_type	UNTHREADED INTERNAL PIPE ALL ENDS
connection_style	SOCKET (PIPE) ALL ENDS
style_designator	STRAIGHT THRU
features_provided	BONNET PACKING
mounting_position	HORIZONTAL
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
flow_control_device	DISK
maximum_operating_temp	150.0 FAHRENHEIT SECOND RESPONSE DEGF
valve_operation_method	MANUAL
bonnet_attachment_method	UNION
NSN	4820-00-202-9880

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

RENEWABLE SEAT RING TYPE: THREADED

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES ALL ENDS IN

•

CONNECTION STYLE: SOCKET (PIPE) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
RENEWABLE SEAT RING TYPE	THREADED
NOMINAL PIPE SIZE ACCOMMODATED	0.750 INCHES ALL ENDS IN
CONNECTION STYLE	SOCKET (PIPE) ALL ENDS
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
FEATURES PROVIDED	BONNET PACKING

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

571-4804-1302637PCV12Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SC154WS3-4?

SC154WS3-4 is a VALVE,STOP-CHECK.

What parts can replace SC154WS3-4?

There is 1 known substitute for SC154WS3-4: 571-4804-1302637PCV12. Substitute compatibility should be verified for your specific system.

What is the NSN for SC154WS3-4?

SC154WS3-4 is cataloged in the U.S. Government catalog under NSN 4820-00-202-9880. This indicates validated use in U.S. government and defense supply chains.

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