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112128DCD4 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

112128DCD4: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-643-9100, 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
112128DCD4
NSN: 4820-01-643-9100
FSC: 4820 — Valves, Nonpowered
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
NSN4820-01-643-9100
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 112128DCD4 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
SUBSTITUTES & CROSS-REFERENCES 10
H547-0001-PLC-12385-3D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PLC-12385 PC 3Reference document
Same NSN cross-reference
Reference document — Secondary reference
G547-0002-PLC-12385-3D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G547-0002-PLC-12385-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
7550478-PLC-12385-3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
7383858-PLC-12385-3D4Same 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 112128DCD4?
112128DCD4 is a SEAT,VALVE.
What parts can replace 112128DCD4?
There are 10 known substitutes for 112128DCD4: H547-0001-PLC-12385-3D4, PLC-12385 PC 3, G547-0002-PLC-12385-3D4 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 112128DCD4?
112128DCD4 is cataloged in the U.S. Government catalog under NSN 4820-01-643-9100. This indicates validated use in U.S. government and defense supply chains.
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