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V30527 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

V30527: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, flange_diameter: 2.312 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.437 INCHES NOMINAL IN, body_inside_diameter: 1.790 INCHES MINIMUM AND 1.791 INCHES MAXIMUM IN, body_outside_diameter: 2.3755 INCHES MINIMUM AND 2.3760 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-389-7199, 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
V30527
NSN: 4820-00-389-7199
FSC: 4820 — Valves, Nonpowered
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
flange_diameter2.312 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.437 INCHES NOMINAL IN
body_inside_diameter1.790 INCHES MINIMUM AND 1.791 INCHES MAXIMUM IN
body_outside_diameter2.3755 INCHES MINIMUM AND 2.3760 INCHES MAXIMUM IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.187 INCHES NOMINAL IN
NSN4820-00-389-7199
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: V30527 · 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: 2.312 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.3755 INCHES MINIMUM AND 2.3760 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 1.790 INCHES MINIMUM AND 1.791 INCHES MAXIMUM IN
•
UNDER FLANGE HEIGHT: 0.437 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.187 INCHES NOMINAL IN
FLANGE DIAMETER2.312 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.3755 INCHES MINIMUM AND 2.3760 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER1.790 INCHES MINIMUM AND 1.791 INCHES MAXIMUM IN
UNDER FLANGE HEIGHT0.437 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SEATING SURFACE SHAPEFLAT
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
D62011PC131Reference 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 V30527?
V30527 is a SEAT,VALVE.
What parts can replace V30527?
There is 1 known substitute for V30527: D62011PC131. Substitute compatibility should be verified for your specific system.
What is the NSN for V30527?
V30527 is cataloged in the U.S. Government catalog under NSN 4820-00-389-7199. 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.