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PartsTable / COMPONENT / 20206Y51M(SPCLN)
20206Y51M(SPCLN) ✓ 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

The 20206Y51M(SPCLN) is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-174-1158, 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
20206Y51M(SPCLN)
NSN: 4820-01-174-1158
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
Part Number20206Y51M(SPCLN)
NSN4820-01-174-1158
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20206Y51M(SPCLN) · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.000 INCHES FIRST END IN
•
ADJUSTABLE PRESSURE RANGE: +401.0 TO 500.0 POUNDS PER SQUARE INCH LBS
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES FIRST END IN
ADJUSTABLE PRESSURE RANGE+401.0 TO 500.0 POUNDS PER SQUARE INCH LBS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
150-409YPC206Interchangeable
interchangeable cross-reference
interchangeable
150-619FPC206Interchangeable
interchangeable cross-reference
interchangeable
150-619FFPC206Interchangeable
interchangeable cross-reference
interchangeable
400Interchangeable
interchangeable cross-reference
interchangeable
02331-575Interchangeable
interchangeable cross-reference
interchangeable
20206Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20206Y51M(SPCLN)?
20206Y51M(SPCLN) is a 20206Y51M(SPCLN).
What parts can replace 20206Y51M(SPCLN)?
There are 20 known substitutes for 20206Y51M(SPCLN): 150-409YPC206, 150-619FPC206, 150-619FFPC206 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20206Y51M(SPCLN)?
20206Y51M(SPCLN) is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-174-1158. 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