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353 4IN — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

353 4IN: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include material: STEEL STEM, stem_type: NONRISING, valve_size: 4.000 INCHES IN, bonnet_type: OUTSIDE SCREW-YOKE, connection_type: FLANGE, ROUND W/O HOLES, flange_diameter: 9.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-285-3540, 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
353 4IN
NSN: 4820-01-285-3540
FSC: 4820 — Valves, Nonpowered
CAGE: 63220 — FLOWSERVE INC (USA)
SPECIFICATIONS
materialSTEEL STEM
stem_typeNONRISING
valve_size4.000 INCHES IN
bonnet_typeOUTSIDE SCREW-YOKE
connection_typeFLANGE, ROUND W/O HOLES
flange_diameter9.000 INCHES IN
flange_face_designRAISED
face_to_face_distance9.000 INCHES IN
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
inlet_relationship_with_outletIDENTICAL
NSN4820-01-285-3540
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 353 4IN · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
FLANGE FACE DESIGN: RAISED
•
STEM TYPE: NONRISING
•
CONNECTION TYPE: FLANGE, ROUND W/O HOLES
•
VALVE SIZE: 4.000 INCHES IN
•
BONNET TYPE: OUTSIDE SCREW-YOKE
•
FLANGE DIAMETER: 9.000 INCHES IN
•
BONNET ATTACHMENT METHOD: BOLTED
TECHNICAL CHARACTERISTICS
INLET RELATIONSHIP WITH OUTLETIDENTICAL
FLANGE FACE DESIGNRAISED
STEM TYPENONRISING
CONNECTION TYPEFLANGE, ROUND W/O HOLES
VALVE SIZE4.000 INCHES IN
BONNET TYPEOUTSIDE SCREW-YOKE
FLANGE DIAMETER9.000 INCHES IN
BONNET ATTACHMENT METHODBOLTED
FACE TO FACE DISTANCE9.000 INCHES IN
MATERIALSTEEL BODY
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 2
F-46663AND353 4INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
F-46663Reference 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 353 4IN?
353 4IN is a VALVE,GATE.
What parts can replace 353 4IN?
There are 2 known substitutes for 353 4IN: F-46663AND353 4IN, F-46663. Substitute compatibility should be verified for your specific system.
What is the NSN for 353 4IN?
353 4IN is cataloged in the U.S. Government catalog under NSN 4820-01-285-3540. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.