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Technical Data Sheet
PartsTable / COMPONENT / 210593-33
210593-33 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, flange_diameter: 1.125 INCHES NOMINAL IN, style_designator: THREADED FLANGED, under_flange_height: 0.453 INCHES NOMINAL IN, body_inside_diameter: 0.250 INCHES NOMINAL IN, seating_surface_shape: FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-474-0293, 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
210593-33
NSN: 4820-00-474-0293
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
flange_diameter1.125 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
under_flange_height0.453 INCHES NOMINAL IN
body_inside_diameter0.250 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.438 INCHES NOMINAL IN
NSN4820-00-474-0293
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 210593-33 · 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
•
SEATING SURFACE SHAPE: FLAT
•
STYLE DESIGNATOR: THREADED FLANGED
•
UNDER FLANGE HEIGHT: 0.453 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.125 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.438 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORTHREADED FLANGED
UNDER FLANGE HEIGHT0.453 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.250 INCHES NOMINAL IN
FLANGE DIAMETER1.125 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.438 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
53558Interchangeable
interchangeable cross-reference
interchangeable
110S 29/32Interchangeable
interchangeable cross-reference
interchangeable
120 43/64Interchangeable
interchangeable cross-reference
interchangeable
C08866Interchangeable
interchangeable cross-reference
interchangeable
SK-109262Interchangeable
interchangeable cross-reference
interchangeable
8947PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 210593-33?
210593-33 is a SEAT,VALVE.
What parts can replace 210593-33?
There are 19 known substitutes for 210593-33: 53558, 110S 29/32, 120 43/64 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 210593-33?
210593-33 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-474-0293. 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