728941 — VALVE,STOP-CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

728941: VALVE,STOP-CHECK.

The VALVE,STOP-CHECK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, valve_size: 3.000 INCHES IN, bonnet_type: OUTSIDE SCREW-YOKE, flange_shape: ROUND ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-529-7249, 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

728941

NSN: 4820-01-529-7249
FSC: 4820 — Valves, Nonpowered
CAGE: 63686 — THE WALWORTH COMPANY (USA)

SPECIFICATIONS

material	NICKEL ALLOY STEM
valve_size	3.000 INCHES IN
bonnet_type	OUTSIDE SCREW-YOKE
flange_shape	ROUND ALL ENDS
connection_type	FLANGE ALL ENDS
style_designator	ANGLE FLANGED ENDS
flange_face_design	PLAIN ALL ENDS
operating_pressure	100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp	425.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	MANUAL
end_item_identification	NUCLEAR REACTOR BOUNDRY AREA
bonnet_attachment_method	BOLTED
NSN	4820-01-529-7249

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SHAPE: ROUND ALL ENDS

•

FURNISHED ITEMS AND QUANTITY: 1 HANDWHEEL

•

FLANGE FACE DESIGN: PLAIN ALL ENDS

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

OPERATING PRESSURE: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

VALVE SIZE: 3.000 INCHES IN

•

BONNET TYPE: OUTSIDE SCREW-YOKE

TECHNICAL CHARACTERISTICS

FLANGE SHAPE	ROUND ALL ENDS
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FLANGE FACE DESIGN	PLAIN ALL ENDS
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	ANGLE FLANGED ENDS
OPERATING PRESSURE	100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	3.000 INCHES IN
BONNET TYPE	OUTSIDE SCREW-YOKE
MAXIMUM OPERATING TEMP	425.0 FAHRENHEIT SINGLE RESPONSE DEGF
SECOND CONNECTION FACE TO CENTERLINE DISTANCE	5.000 INCHES IN

SUBSTITUTES & CROSS-REFERENCES 2

N-51415Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

N-51415/CD-N-51415-50ITEM15Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 728941?

728941 is a VALVE,STOP-CHECK.

What parts can replace 728941?

There are 2 known substitutes for 728941: N-51415, N-51415/CD-N-51415-50ITEM15. Substitute compatibility should be verified for your specific system.

What is the NSN for 728941?

728941 is cataloged in the U.S. Government catalog under NSN 4820-01-529-7249. This indicates validated use in U.S. government and defense supply chains.

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728941 — VALVE,STOP-CHECK

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