28S-FS4-SC/.50IN — VALVE,STOP-CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

28S-FS4-SC/.50IN: VALVE,STOP-CHECK.

The VALVE,STOP-CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, bonnet_type: OUTSIDE SCREW-YOKE, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET (PIPE) ALL ENDS, special_features: END CONNECTIONS ARE SOCKET WELD IAW ASME/ANSI B16.11; SEAT IS HARD FACED WITH STELLITE 6; APPLICATION: HIGH PRESSURE AIR, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-540-7909, 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

28S-FS4-SC/.50IN

NSN: 4820-01-540-7909
FSC: 4820 — Valves, Nonpowered
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING FLOW CONTROL DEVICE
bonnet_type	OUTSIDE SCREW-YOKE
connection_type	UNTHREADED INTERNAL PIPE ALL ENDS
connection_style	SOCKET (PIPE) ALL ENDS
special_features	END CONNECTIONS ARE SOCKET WELD IAW ASME/ANSI B16.11; SEAT IS HARD FACED WITH STELLITE 6; APPLICATION: HIGH PRESSURE AIR
style_designator	STRAIGHT THRU
operating_pressure	800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	DISK
valve_operation_method	MANUAL
end_item_identification	NEW CONSTRUCTION LCS1
bonnet_attachment_method	BOLTED
media_for_which_designed	AIR SINGLE RESPONSE
NSN	4820-01-540-7909

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

FURNISHED ITEMS AND QUANTITY: 1 HANDWHEEL

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES ALL ENDS IN

•

CONNECTION STYLE: SOCKET (PIPE) ALL ENDS

•

CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

BONNET TYPE: OUTSIDE SCREW-YOKE

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES ALL ENDS IN
CONNECTION STYLE	SOCKET (PIPE) ALL ENDS
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPE	OUTSIDE SCREW-YOKE
SPECIAL FEATURES	END CONNECTIONS ARE SOCKET WELD IAW ASME/ANSI B16.11; SEAT IS HARD FACED WITH STELLITE 6; APPLICATION: HIGH PRESSURE AIR
BONNET ATTACHMENT METHOD	BOLTED

SUBSTITUTES & CROSS-REFERENCES 1

N0479-000Reference document

Same NSN cross-reference

Reference document — Drawing number 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 28S-FS4-SC/.50IN?

28S-FS4-SC/.50IN is a VALVE,STOP-CHECK.

What parts can replace 28S-FS4-SC/.50IN?

There is 1 known substitute for 28S-FS4-SC/.50IN: N0479-000. Substitute compatibility should be verified for your specific system.

What is the NSN for 28S-FS4-SC/.50IN?

28S-FS4-SC/.50IN is cataloged in the U.S. Government catalog under NSN 4820-01-540-7909. This indicates validated use in U.S. government and defense supply chains.

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