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PartsTable / COMPONENT / 6520-03-L00-9781
6520-03-L00-9781 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,REGULATING,FLUID PRESSURE. Key specifications include special_features: END ITEM APPLICATION SONIC PROPHYLAXIS UNIT,DENTAL,MODEL 2002, end_item_identification: 6520-01-142-8228. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-342-3278, 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
6520-03-L00-9781
NSN: 4820-01-342-3278
FSC: 4820
CAGE: 66736 — NAVAL MEDICAL MATERIAL SUPPORT COMMAND DETACHMENT (USA)
SPECIFICATIONS
special_featuresEND ITEM APPLICATION SONIC PROPHYLAXIS UNIT,DENTAL,MODEL 2002
end_item_identification6520-01-142-8228
NSN4820-01-342-3278
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6520-03-L00-9781 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESEND ITEM APPLICATION SONIC PROPHYLAXIS UNIT,DENTAL,MODEL 2002
END ITEM IDENTIFICATION6520-01-142-8228
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
60407Interchangeable
interchangeable cross-reference
interchangeable
50124Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
ADN0SD21Interchangeable
interchangeable cross-reference
interchangeable
PA3181Interchangeable
interchangeable cross-reference
interchangeable
ASTM B221Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6520-03-L00-9781?
6520-03-L00-9781 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 6520-03-L00-9781?
There are 7 known substitutes for 6520-03-L00-9781: 60407, 50124, 00044 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6520-03-L00-9781?
6520-03-L00-9781 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-342-3278. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026