PartsTable
Technical Data Sheet

2110254PC20,3/4IN — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2110254PC20,3/4IN: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, seat_angle_in_deg: 15.000 NOMINAL, seating_surface_shape: ANGULAR, end_item_identification: STOP VALVE, material_document_and_classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT, part_name_assigned_by_controlling_agency: SEAT RING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-529-0703, 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
2110254PC20,3/4IN
NSN: 4820-01-529-0703
FSC: 4820 — Valves, Nonpowered
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
seat_angle_in_deg15.000 NOMINAL
seating_surface_shapeANGULAR
end_item_identificationSTOP VALVE
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
part_name_assigned_by_controlling_agencySEAT RING
NSN4820-01-529-0703
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2110254PC20,3/4IN · 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 DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
•
MATERIAL: NICKEL ALLOY SEAT
•
SEAT ANGLE IN DEG: 15.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAT RING
END ITEM IDENTIFICATIONSTOP VALVE
MATERIALNICKEL ALLOY SEAT
SEAT ANGLE IN DEG15.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SUBSTITUTES & CROSS-REFERENCES 1
2110254Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2110254PC20,3/4IN?
2110254PC20,3/4IN is a SEAT,VALVE.
What parts can replace 2110254PC20,3/4IN?
There is 1 known substitute for 2110254PC20,3/4IN: 2110254. Substitute compatibility should be verified for your specific system.
What is the NSN for 2110254PC20,3/4IN?
2110254PC20,3/4IN is cataloged in the U.S. Government catalog under NSN 4820-01-529-0703. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.