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Technical Data Sheet
PartsTable / COMPONENT / N51415 PIECE 5,3 3IN GLB STP VLV

N51415 PIECE 5,3 3IN GLB STP VLV — Technical Data Sheet

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— · 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 special_features: NICKEL COPPER ALLOY;STEM AND DISK INTEGRAL;90664 302171 STEM;90664 735551 DISK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-218-6776, 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
N51415 PIECE 5,3 3IN GLB STP VLV
NSN: 4820-01-218-6776
FSC: 4820
CAGE: 90664 — WALWORTH CO MARINE DIV (USA)
SPECIFICATIONS
special_featuresNICKEL COPPER ALLOY;STEM AND DISK INTEGRAL;90664 302171 STEM;90664 735551 DISK
NSN4820-01-218-6776
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N51415 PIECE 5,3 3IN GLB STP VLV · 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
SPECIAL FEATURESNICKEL COPPER ALLOY;STEM AND DISK INTEGRAL;90664 302171 STEM;90664 735551 DISK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
721806-110InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
30217InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
43429InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5950002365573InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1111-16-0519InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
011-2024-00-0-479InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N51415 PIECE 5,3 3IN GLB STP VLV?
N51415 PIECE 5,3 3IN GLB STP VLV is a STEM,FLUID VALVE.
What parts can replace N51415 PIECE 5,3 3IN GLB STP VLV?
There are 11 known substitutes for N51415 PIECE 5,3 3IN GLB STP VLV: 721806-110, 30217, 43429 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N51415 PIECE 5,3 3IN GLB STP VLV?
N51415 PIECE 5,3 3IN GLB STP VLV is cataloged in the Federal Logistics Information System under NSN 4820-01-218-6776. 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: October 2026