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211055783 Q3 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211055783 Q3: 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 4820-01-529-2977, 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
211055783 Q3
NSN: 4820-01-529-2977
FSC: 4820 — Valves, Nonpowered
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
NSN4820-01-529-2977
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211055783 Q3 · 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: ITEMS THAT SUPPORT A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS; ITEMS THAT SUPPORT A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISTION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (QQE)TRACEABLE TO PERMANENT MARKING ON THE MATERIAL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSITEMS THAT SUPPORT A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS; ITEMS THAT SUPPORT A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISTION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (QQE)TRACEABLE TO PERMANENT MARKING ON THE MATERIAL
SUBSTITUTES & CROSS-REFERENCES 7
801-6408784, FIND NO. 144Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
801-6408784, FIND NO. 144 Q3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DF330644, FIND N0. 144Reference document
Same NSN cross-reference
Reference document — Secondary reference
211055783Reference document
Same NSN cross-reference
Reference document — Secondary reference
211055783AQ3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211055783AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 211055783 Q3?
211055783 Q3 is a SEAT,VALVE.
What parts can replace 211055783 Q3?
There are 7 known substitutes for 211055783 Q3: 801-6408784, FIND NO. 144, 801-6408784, FIND NO. 144 Q3, DF330644, FIND N0. 144 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 211055783 Q3?
211055783 Q3 is cataloged in the U.S. Government catalog under NSN 4820-01-529-2977. This indicates validated use in U.S. government and defense supply chains.
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