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WAUG2203 ✓ 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 OVERALL, overall_height: 0.2475 INCHES NOMINAL IN, hardness_rating: 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM BODY, style_designator: PLAIN, seat_angle_in_deg: 90.000 NOMINAL, body_inside_diameter: 1.3145 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-662-8839, 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
WAUG2203
NSN: 4820-00-662-8839
FSC: 4820
CAGE: 79229 — WAUSAU PLANT- MACHINING DIV MUSKEGON PISTON RING CO A QUESTOR CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.2475 INCHES NOMINAL IN
hardness_rating50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM BODY
style_designatorPLAIN
seat_angle_in_deg90.000 NOMINAL
body_inside_diameter1.3145 INCHES NOMINAL IN
body_outside_diameter1.577 INCHES NOMINAL IN
seating_surface_shapeANGULAR
NSN4820-00-662-8839
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: WAUG2203 · 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
•
BODY OUTSIDE DIAMETER: 1.577 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SEAT ANGLE IN DEG: 90.000 NOMINAL
•
HARDNESS RATING: 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM BODY
•
BODY INSIDE DIAMETER: 1.3145 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER1.577 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SEAT ANGLE IN DEG90.000 NOMINAL
HARDNESS RATING50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM BODY
HARDNESS RATING50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM FACE
BODY INSIDE DIAMETER1.3145 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
OVERALL HEIGHT0.2475 INCHES NOMINAL IN
SEATING SURFACE SHAPEANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
21C1532-11Interchangeable
interchangeable cross-reference
interchangeable
643-1Interchangeable
interchangeable cross-reference
interchangeable
PEI 9321Interchangeable
interchangeable cross-reference
interchangeable
C17231Interchangeable
interchangeable cross-reference
interchangeable
827780Interchangeable
interchangeable cross-reference
interchangeable
905207Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WAUG2203?
WAUG2203 is a SEAT,VALVE.
What parts can replace WAUG2203?
There are 23 known substitutes for WAUG2203: 21C1532-11, 643-1, PEI 9321 and 20 more. Substitute compatibility should be verified for your specific system.
Is WAUG2203 still available?
WAUG2203 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026