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PartsTable / COMPONENT / 17011NPC21
17011NPC21 ✓ 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 GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, bore_counterbore: INCLUDED, counterbore_depth: 0.515 INCHES NOMINAL IN, counterbore_diameter: 0.932 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 4820-00-144-4973, 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
17011NPC21
NSN: 4820-00-144-4973
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
bore_counterboreINCLUDED
counterbore_depth0.515 INCHES NOMINAL IN
counterbore_diameter0.932 INCHES NOMINAL IN
NSN4820-00-144-4973
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 17011NPC21 · 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
•
BORE COUNTERBORE: INCLUDED
•
MATERIAL: COPPER ALLOY
•
COUNTERBORE DEPTH: 0.515 INCHES NOMINAL IN
•
COUNTERBORE DIAMETER: 0.932 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE COUNTERBOREINCLUDED
MATERIALCOPPER ALLOY
COUNTERBORE DEPTH0.515 INCHES NOMINAL IN
COUNTERBORE DIAMETER0.932 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
44615Interchangeable
interchangeable cross-reference
interchangeable
7534200P0001Interchangeable
interchangeable cross-reference
interchangeable
9T33Y5508Interchangeable
interchangeable cross-reference
interchangeable
7534200P1Interchangeable
interchangeable cross-reference
interchangeable
41752Interchangeable
interchangeable cross-reference
interchangeable
6515NCM217494Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 17011NPC21?
17011NPC21 is a GUIDE,VALVE STEM.
What parts can replace 17011NPC21?
There are 7 known substitutes for 17011NPC21: 44615, 7534200P0001, 9T33Y5508 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 17011NPC21?
17011NPC21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-144-4973. 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