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F3291899PC436 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

F3291899PC436: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include seat_radius: 0.250 INCHES NOMINAL IN, taper_length: 0.812 INCHES NOMINAL IN, flange_diameter: 2.740 INCHES MINIMUM AND 2.745 INCHES MAXIMUM IN, style_designator: PLAIN FLANGED, under_flange_height: 0.812 INCHES NOMINAL IN, body_inside_diameter: 1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-592-8201, 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
F3291899PC436
NSN: 4820-00-592-8201
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
seat_radius0.250 INCHES NOMINAL IN
taper_length0.812 INCHES NOMINAL IN
flange_diameter2.740 INCHES MINIMUM AND 2.745 INCHES MAXIMUM IN
style_designatorPLAIN FLANGED
under_flange_height0.812 INCHES NOMINAL IN
body_inside_diameter1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN
taper_major_diameter2.125 INCHES NOMINAL IN
taper_minor_diameter1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN
flange_seat_to_disk_end_height0.312 INCHES NOMINAL IN
NSN4820-00-592-8201
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: F3291899PC436 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.312 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.740 INCHES MINIMUM AND 2.745 INCHES MAXIMUM IN
•
TAPER MINOR DIAMETER: 1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
TAPER MAJOR DIAMETER: 2.125 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN
•
TAPER LENGTH: 0.812 INCHES NOMINAL IN
•
SEAT RADIUS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.312 INCHES NOMINAL IN
FLANGE DIAMETER2.740 INCHES MINIMUM AND 2.745 INCHES MAXIMUM IN
TAPER MINOR DIAMETER1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN FLANGED
TAPER MAJOR DIAMETER2.125 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.437 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN
TAPER LENGTH0.812 INCHES NOMINAL IN
SEAT RADIUS0.250 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.812 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
218-436Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
60-276PC436Reference document
Same NSN cross-reference
Reference document — Secondary reference
60-218PC436Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 F3291899PC436?
F3291899PC436 is a SEAT,VALVE.
What parts can replace F3291899PC436?
There are 3 known substitutes for F3291899PC436: 218-436, 60-276PC436, 60-218PC436. Substitute compatibility should be verified for your specific system.
What is the NSN for F3291899PC436?
F3291899PC436 is cataloged in the U.S. Government catalog under NSN 4820-00-592-8201. 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.