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PartsTable / COMPONENT / NL1611-1
NL1611-1 ✓ 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: 21.000 INCHES NOMINAL IN, largest_outside_diameter: 1.250 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 4820-01-026-0330, 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
NL1611-1
NSN: 4820-01-026-0330
FSC: 4820
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL
overall_length21.000 INCHES NOMINAL IN
largest_outside_diameter1.250 INCHES NOMINAL IN
NSN4820-01-026-0330
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NL1611-1 · 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: 1.250 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
LARGEST OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
OVERALL LENGTH21.000 INCHES NOMINAL IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
S-1045Interchangeable
interchangeable cross-reference
interchangeable
NL0161-1Interchangeable
interchangeable cross-reference
interchangeable
S-1045PC11Interchangeable
interchangeable cross-reference
interchangeable
NL1611-1L1Interchangeable
Same NIIN cross-reference
interchangeable
NL1611Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NL1611-1?
NL1611-1 is a STEM,FLUID VALVE.
What parts can replace NL1611-1?
There are 5 known substitutes for NL1611-1: S-1045, NL0161-1, S-1045PC11 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NL1611-1?
NL1611-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-026-0330. 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