PartsTable
Technical Data Sheet
Download PDF

2702435-3 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2702435-3: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, seat_radius: 0.158 INCHES NOMINAL IN, flange_diameter: 0.315 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.433 INCHES NOMINAL IN, body_inside_diameter: 0.092 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-482-2031, 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
2702435-3
NSN: 4820-00-482-2031
FSC: 4820 — Valves, Nonpowered
CAGE: 11243 — COSMODYNE, LLC DBA COSMODYNE LLC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
seat_radius0.158 INCHES NOMINAL IN
flange_diameter0.315 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.433 INCHES NOMINAL IN
body_inside_diameter0.092 INCHES NOMINAL IN
body_outside_diameter0.185 INCHES NOMINAL IN
seating_surface_shapeRADIAL
seal_accommodation_typeRECESSED
flange_seat_to_disk_end_height0.187 INCHES NOMINAL IN
NSN4820-00-482-2031
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2702435-3 · 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: 0.187 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.315 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.185 INCHES NOMINAL IN
•
SEAL ACCOMMODATION TYPE: RECESSED
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 0.092 INCHES NOMINAL IN
•
SEAT RADIUS: 0.158 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.433 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.187 INCHES NOMINAL IN
FLANGE DIAMETER0.315 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.185 INCHES NOMINAL IN
SEAL ACCOMMODATION TYPERECESSED
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER0.092 INCHES NOMINAL IN
SEAT RADIUS0.158 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.433 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SEATING SURFACE SHAPERADIAL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
2702435-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 2702435-3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2702435-3?
2702435-3 is a SEAT,VALVE.
What parts can replace 2702435-3?
There is 1 known substitute for 2702435-3: 2702435-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 2702435-3?
2702435-3 is cataloged in the U.S. Government catalog under NSN 4820-00-482-2031. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2702435-3

✓ 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.