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2R302PC34 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2R302PC34: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, seat_radius: 2.073 INCHES NOMINAL IN, flange_diameter: 4.812 INCHES NOMINAL IN, special_features: FLANGE MTG,4 BOLT HOLES 0.435 IN. DIA ON A 5.535 IN.

BC DIA IN, style_designator: PLAIN FLANGED, under_flange_height: 0.830 INCHES NOMINAL IN. This part is cataloged in the U.S. Government catalog under NSN 4820-00-468-0837, 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
2R302PC34
NSN: 4820-00-468-0837
FSC: 4820 — Valves, Nonpowered
CAGE: 51729 — DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seat_radius2.073 INCHES NOMINAL IN
flange_diameter4.812 INCHES NOMINAL IN
special_featuresFLANGE MTG,4 BOLT HOLES 0.435 IN. DIA ON A 5.535 IN. BC DIA IN
style_designatorPLAIN FLANGED
under_flange_height0.830 INCHES NOMINAL IN
body_inside_diameter3.780 INCHES NOMINAL IN
body_outside_diameter4.489 INCHES NOMINAL IN
seating_surface_shapeRADIAL
flange_seat_to_disk_end_height0.418 INCHES NOMINAL IN
NSN4820-00-468-0837
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2R302PC34 · 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: 0.418 INCHES NOMINAL IN
•
FLANGE DIAMETER: 4.812 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 4.489 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 3.780 INCHES NOMINAL IN
•
SEAT RADIUS: 2.073 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.830 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.418 INCHES NOMINAL IN
FLANGE DIAMETER4.812 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER4.489 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER3.780 INCHES NOMINAL IN
SEAT RADIUS2.073 INCHES NOMINAL IN
SPECIAL FEATURESFLANGE MTG,4 BOLT HOLES 0.435 IN. DIA ON A 5.535 IN. BC DIA IN
UNDER FLANGE HEIGHT0.830 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 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 2
490722PC34Reference document
Same NSN cross-reference
Reference document — Secondary reference
490731PC34Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2R302PC34?
2R302PC34 is a SEAT,VALVE.
What parts can replace 2R302PC34?
There are 2 known substitutes for 2R302PC34: 490722PC34, 490731PC34. Substitute compatibility should be verified for your specific system.
What is the NSN for 2R302PC34?
2R302PC34 is cataloged in the U.S. Government catalog under NSN 4820-00-468-0837. 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.