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Technical Data Sheet
PartsTable / COMPONENT / 041-500-0040
041-500-0040 ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_height: 1.781 INCHES NOMINAL IN, outside_diameter: 1.937 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 4820-00-146-0491, 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
041-500-0040
NSN: 4820-00-146-0491
FSC: 4820
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_height1.781 INCHES NOMINAL IN
outside_diameter1.937 INCHES NOMINAL IN
NSN4820-00-146-0491
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 041-500-0040 · 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: NICKEL ALLOY
•
OUTSIDE DIAMETER: 1.937 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY
OUTSIDE DIAMETER1.937 INCHES NOMINAL IN
OVERALL HEIGHT1.781 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
18-5-148Interchangeable
interchangeable cross-reference
interchangeable
B-3353 P/N 041-500-0016Interchangeable
interchangeable cross-reference
interchangeable
041-500-0016Interchangeable
interchangeable cross-reference
interchangeable
B335-3Interchangeable
interchangeable cross-reference
interchangeable
623-0748-003Interchangeable
interchangeable cross-reference
interchangeable
7222Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 041-500-0040?
041-500-0040 is a DISK,VALVE.
What parts can replace 041-500-0040?
There are 9 known substitutes for 041-500-0040: 18-5-148, B-3353 P/N 041-500-0016, 041-500-0016 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 041-500-0040?
041-500-0040 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-146-0491. 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