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U303285001 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

U303285001: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: COPPER ALLOY 922 BODY, special_features: ADJUSTABLE REDUCED PRESSURE RANGE: 10-285 PSIG, media_for_which_designed: STEAM, material_document_and_classification: UNABLE TO DECODE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-423-4633, 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
U303285001
NSN: 4820-01-423-4633
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 BODY
special_featuresADJUSTABLE REDUCED PRESSURE RANGE: 10-285 PSIG
media_for_which_designedSTEAM
material_document_and_classificationUNABLE TO DECODE
NSN4820-01-423-4633
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: U303285001 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
•
MATERIAL: COPPER ALLOY 922 BODY
•
MEDIA FOR WHICH DESIGNED: STEAM
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
SPECIAL FEATURESADJUSTABLE REDUCED PRESSURE RANGE: 10-285 PSIG
MATERIALCOPPER ALLOY 922 BODY
MEDIA FOR WHICH DESIGNEDSTEAM
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
LY 2 1/2 INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is U303285001?
U303285001 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace U303285001?
There is 1 known substitute for U303285001: LY 2 1/2 IN. Substitute compatibility should be verified for your specific system.
What is the NSN for U303285001?
U303285001 is cataloged in the U.S. Government catalog under NSN 4820-01-423-4633. 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.