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46641PC21 ✓ 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 1.443 INCHES NOMINAL IN, largest_outside_diameter: 1.072 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-018-1903, 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
46641PC21
NSN: 4820-01-018-1903
FSC: 4820
CAGE: 4P759 — PUGET SOUND COMMERCE CENTER, INC. (USA)
SPECIFICATIONS
materialSTEEL
overall_length1.443 INCHES NOMINAL IN
largest_outside_diameter1.072 INCHES NOMINAL IN
NSN4820-01-018-1903
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 46641PC21 · 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
•
LARGEST OUTSIDE DIAMETER: 1.072 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.443 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER1.072 INCHES NOMINAL IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
MS35389-1Interchangeable
interchangeable cross-reference
interchangeable
509561Interchangeable
interchangeable cross-reference
interchangeable
4.10-6Interchangeable
interchangeable cross-reference
interchangeable
C5552Interchangeable
interchangeable cross-reference
interchangeable
19CGAInterchangeable
interchangeable cross-reference
interchangeable
BYA10D1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 46641PC21?
46641PC21 is a STEM,FLUID VALVE.
What parts can replace 46641PC21?
There are 15 known substitutes for 46641PC21: MS35389-1, 509561, 4.10-6 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 46641PC21?
46641PC21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-018-1903. 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