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X-77576 ITEM 1SC — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

X-77576 ITEM 1SC: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, media_for_which_designed: GAS OR LIQUID. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-193-3627, 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
X-77576 ITEM 1SC
NSN: 4820-01-193-3627
FSC: 4820 — Valves, Nonpowered
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
media_for_which_designedGAS OR LIQUID
NSN4820-01-193-3627
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: X-77576 ITEM 1SC · 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
•
MEDIA FOR WHICH DESIGNED: GAS OR LIQUID
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
MEDIA FOR WHICH DESIGNEDGAS OR LIQUID
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 3
74742Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
X-77576Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
X-77576 ITEM 1-LReference document
Same NSN cross-reference
Reference document — Secondary reference
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 X-77576 ITEM 1SC?
X-77576 ITEM 1SC is a DISK,VALVE.
What parts can replace X-77576 ITEM 1SC?
There are 3 known substitutes for X-77576 ITEM 1SC: 74742, X-77576, X-77576 ITEM 1-L. Substitute compatibility should be verified for your specific system.
What is the NSN for X-77576 ITEM 1SC?
X-77576 ITEM 1SC is cataloged in the U.S. Government catalog under NSN 4820-01-193-3627. 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.