PartsTable
Technical Data Sheet
Download PDF

514331 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

514331: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flange_diameter: 0.560 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.110 INCHES NOMINAL IN, body_inside_diameter: 0.203 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, body_outside_diameter: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-717-7776, 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
514331
NSN: 4820-00-717-7776
FSC: 4820 — Valves, Nonpowered
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter0.560 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.110 INCHES NOMINAL IN
body_inside_diameter0.203 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
body_outside_diameter0.250 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
material_document_and_classificationAMS5616 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN4820-00-717-7776
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 514331 · 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: 0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
•
FLANGE DIAMETER: 0.560 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5616 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
BODY INSIDE DIAMETER: 0.203 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
•
UNDER FLANGE HEIGHT: 0.110 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
FLANGE DIAMETER0.560 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5616 ASSN STD ALL MATERIAL RESPONSES OVERALL
BODY INSIDE DIAMETER0.203 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
UNDER FLANGE HEIGHT0.110 INCHES NOMINAL IN
MATERIALSTEEL 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 514331?
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 514331?
514331 is a SEAT,VALVE.
What is the NSN for 514331?
514331 is cataloged in the U.S. Government catalog under NSN 4820-00-717-7776. 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 — 514331

✓ 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.