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Technical Data Sheet
PartsTable / COMPONENT / 0.5 2490SNOTXXX
0.5 2490SNOTXXX ✓ 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 0.5 2490SNOTXXX is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-152-5444, 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
0.5 2490SNOTXXX
NSN: 4820-01-152-5444
FSC: 4820
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
Part Number0.5 2490SNOTXXX
NSN4820-01-152-5444
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 0.5 2490SNOTXXX · 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
•
BONNET TYPE: OUTSIDE SCREW-YOKE
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
PRESSURE CLASS: ERR-060
•
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 500.0 FAHRENHEIT STEAM DEGF
•
FURNISHED ITEMS AND QUANTITY: 1 HANDWHEEL
•
STEM TYPE: RISING
•
OPERATING PRESSURE AND TYPE: 200.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
BONNET ATTACHMENT METHOD: BOLTED
TECHNICAL CHARACTERISTICS (FLIS)
BONNET TYPEOUTSIDE SCREW-YOKE
INLET RELATIONSHIP WITH OUTLETIDENTICAL
PRESSURE CLASSERR-060
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED500.0 FAHRENHEIT STEAM DEGF
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
STEM TYPERISING
OPERATING PRESSURE AND TYPE200.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
BONNET ATTACHMENT METHODBOLTED
VALVE OPERATION METHODMANUAL
CONNECTION TYPESOCKET, WELD, PIPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
D68065Interchangeable
interchangeable cross-reference
interchangeable
68065Interchangeable
interchangeable cross-reference
interchangeable
57133Interchangeable
interchangeable cross-reference
interchangeable
0198 4905Interchangeable
interchangeable cross-reference
interchangeable
65146 PIECE 9 1Interchangeable
interchangeable cross-reference
interchangeable
E-24734FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0.5 2490SNOTXXX?
0.5 2490SNOTXXX is a 0.5 2490SNOTXXX.
What parts can replace 0.5 2490SNOTXXX?
There are 13 known substitutes for 0.5 2490SNOTXXX: D68065, 68065, 57133 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0.5 2490SNOTXXX?
0.5 2490SNOTXXX is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-152-5444. 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