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487452 — SEAT,VALVE

✓ Government record, cited
Legrand · GATE VALVE
PRODUCT OVERVIEW

487452: SEAT,VALVE.

The SEAT,VALVE is a Legrand industrial component. Key specifications include material: STEEL OVERALL, flange_diameter: 2.460 INCHES MINIMUM AND 2.480 INCHES MAXIMUM IN, style_designator: PLAIN FLANGED, under_flange_height: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, body_inside_diameter: 1.220 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN, fsc_application_data: HEATER,ENGINE FUEL SYSTEMAIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-076-4100, 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
487452
NSN: 4810-00-076-4100
FSC: 4810 — Valves, Powered
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter2.460 INCHES MINIMUM AND 2.480 INCHES MAXIMUM IN
style_designatorPLAIN FLANGED
under_flange_height0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
body_inside_diameter1.220 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN
fsc_application_dataHEATER,ENGINE FUEL SYSTEMAIRCRAFT
body_outside_diameter1.730 INCHES MINIMUM AND 1.731 INCHES MAXIMUM IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
material_document_and_classificationAMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4810-00-076-4100
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 487452 · Legrand ⚠ 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: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
•
FLANGE DIAMETER: 2.460 INCHES MINIMUM AND 2.480 INCHES MAXIMUM IN
•
FSC APPLICATION DATA: HEATER,ENGINE FUEL SYSTEMAIRCRAFT
•
BODY OUTSIDE DIAMETER: 1.730 INCHES MINIMUM AND 1.731 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.220 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN
•
UNDER FLANGE HEIGHT: 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
FLANGE DIAMETER2.460 INCHES MINIMUM AND 2.480 INCHES MAXIMUM IN
FSC APPLICATION DATAHEATER,ENGINE FUEL SYSTEMAIRCRAFT
BODY OUTSIDE DIAMETER1.730 INCHES MINIMUM AND 1.731 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN FLANGED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER1.220 INCHES MINIMUM AND 1.240 INCHES MAXIMUM IN
UNDER FLANGE HEIGHT0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPEFLAT
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 487452?
487452 is a SEAT,VALVE manufactured by Legrand.
What is the NSN for 487452?
487452 is cataloged in the U.S. Government catalog under NSN 4810-00-076-4100. 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.