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20428-480 — LEVER HOUSING,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20428-480: LEVER HOUSING,VALVE.

The LEVER HOUSING,VALVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: CORROSION RESISTANT STEEL 17-4PH AMS 5643. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-121-9544, 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
20428-480
NSN: 4820-01-121-9544
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCORROSION RESISTANT STEEL 17-4PH AMS 5643
NSN4820-01-121-9544
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20428-480 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: CORROSION RESISTANT STEEL 17-4PH AMS 5643
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCORROSION RESISTANT STEEL 17-4PH AMS 5643
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
20428-001 REV B FIND 7Reference document
Same NSN cross-reference
Reference document — Secondary reference
20428-001Reference 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 20428-480?
20428-480 is a LEVER HOUSING,VALVE.
What parts can replace 20428-480?
There are 2 known substitutes for 20428-480: 20428-001 REV B FIND 7, 20428-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 20428-480?
20428-480 is cataloged in the U.S. Government catalog under NSN 4820-01-121-9544. 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.