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003366.557.000 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

003366.557.000: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OVERALL, style_designator: PLAIN FLANGED, seat_angle_in_deg: 45.000 NOMINAL, seating_surface_shape: ANGULAR, end_item_identification: 4810-01-528-4503 1.5 INCH GLOBE VALVE IN, material_document_and_classification: MONEL K500 MFR REF SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-528-4512, 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
003366.557.000
NSN: 4810-01-528-4512
FSC: 4810 — Valves, Powered
CAGE: 1J9B9 — FLOWSERVE US COMPANY DIV FLOW CONTROL DIVISION (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500 OVERALL
style_designatorPLAIN FLANGED
seat_angle_in_deg45.000 NOMINAL
seating_surface_shapeANGULAR
end_item_identification4810-01-528-4503 1.5 INCH GLOBE VALVE IN
material_document_and_classificationMONEL K500 MFR REF SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySEAT RING MK1, 1-1/2-2"
NSN4810-01-528-4512
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 003366.557.000 · 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
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MONEL K500 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: NICKEL ALLOY K-500 OVERALL
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN FLANGED
MATERIAL DOCUMENT AND CLASSIFICATIONMONEL K500 MFR REF SINGLE MATERIAL RESPONSE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAT RING MK1, 1-1/2-2"
END ITEM IDENTIFICATION4810-01-528-4503 1.5 INCH GLOBE VALVE IN
MATERIALNICKEL ALLOY K-500 OVERALL
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
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 1
182809.001 ITEM NO. 20Reference 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 003366.557.000?
003366.557.000 is a SEAT,VALVE.
What parts can replace 003366.557.000?
There is 1 known substitute for 003366.557.000: 182809.001 ITEM NO. 20. Substitute compatibility should be verified for your specific system.
What is the NSN for 003366.557.000?
003366.557.000 is cataloged in the U.S. Government catalog under NSN 4810-01-528-4512. This indicates validated use in U.S. government and defense supply chains.
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