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579345 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

579345: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 1.248 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN, style_designator: PLAIN, body_inside_diameter: 1.485 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN, fsc_application_data: FUEL FILTER,FUEL SYSTEM,AIRCRAFT, body_outside_diameter: 1.600 INCHES MINIMUM AND 1.601 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-052-1355, 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
579345
NSN: 4810-00-052-1355
FSC: 4810 — Valves, Powered
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height1.248 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN
style_designatorPLAIN
body_inside_diameter1.485 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN
fsc_application_dataFUEL FILTER,FUEL SYSTEM,AIRCRAFT
body_outside_diameter1.600 INCHES MINIMUM AND 1.601 INCHES MAXIMUM IN
seating_surface_shapeFLAT
seal_accommodation_typeGROOVED
material_document_and_classificationAMS 5362 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4810-00-052-1355
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 579345 · 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
•
FSC APPLICATION DATA: FUEL FILTER,FUEL SYSTEM,AIRCRAFT
•
BODY OUTSIDE DIAMETER: 1.600 INCHES MINIMUM AND 1.601 INCHES MAXIMUM IN
•
SEAL ACCOMMODATION TYPE: GROOVED
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5362 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.485 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.248 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN
FSC APPLICATION DATAFUEL FILTER,FUEL SYSTEM,AIRCRAFT
BODY OUTSIDE DIAMETER1.600 INCHES MINIMUM AND 1.601 INCHES MAXIMUM IN
SEAL ACCOMMODATION TYPEGROOVED
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5362 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER1.485 INCHES MINIMUM AND 1.495 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 579345?
579345 is a SEAT,VALVE.
What is the NSN for 579345?
579345 is cataloged in the U.S. Government catalog under NSN 4810-00-052-1355. 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.