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D3A30-S5 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D3A30-S5: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, outside_diameter: 4.812 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-844-2208, 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
D3A30-S5
NSN: 4820-00-844-2208
FSC: 4820 — Valves, Nonpowered
CAGE: 91319 — LOEFFLER CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY
outside_diameter4.812 INCHES NOMINAL IN
NSN4820-00-844-2208
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D3A30-S5 · 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
•
OUTSIDE DIAMETER: 4.812 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER4.812 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 3
810-1385789Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
542-9174DAINPC6T08-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
542-91743A1NPC6T08-11Reference 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 D3A30-S5?
D3A30-S5 is a DISK,VALVE.
What parts can replace D3A30-S5?
There are 3 known substitutes for D3A30-S5: 810-1385789, 542-9174DAINPC6T08-11, 542-91743A1NPC6T08-11. Substitute compatibility should be verified for your specific system.
What is the NSN for D3A30-S5?
D3A30-S5 is cataloged in the U.S. Government catalog under NSN 4820-00-844-2208. 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.