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PartsTable / COMPONENT / 21720N PC N028
21720N PC N028 ✓ 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 COMP 410, material_document_and_classification: ASTM A276,TYPE 410 ASSN STD SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-100-3478, 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
21720N PC N028
NSN: 4820-01-100-3478
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 410
material_document_and_classificationASTM A276,TYPE 410 ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-01-100-3478
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21720N PC N028 · 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
•
MATERIAL: STEEL COMP 410
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A276,TYPE 410 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 410
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276,TYPE 410 ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
21720N PC20 AND 21Interchangeable
interchangeable cross-reference
interchangeable
14401 AND 34307Interchangeable
interchangeable cross-reference
interchangeable
N14401Interchangeable
interchangeable cross-reference
interchangeable
21720NPC 29Interchangeable
interchangeable cross-reference
interchangeable
N32125Interchangeable
interchangeable cross-reference
interchangeable
21720NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21720N PC N028?
21720N PC N028 is a STEM,FLUID VALVE.
What parts can replace 21720N PC N028?
There are 25 known substitutes for 21720N PC N028: 21720N PC20 AND 21, 14401 AND 34307, N14401 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21720N PC N028?
21720N PC N028 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-100-3478. 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