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98D63-1 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

98D63-1: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440A OVERALL A, hardness_rating: 51.0 ROCKWELL C MINIMUM OVERALL, seating_surface_shape: FLAT, material_document_and_classification: AMS5631 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-040-4180, 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
98D63-1
NSN: 4820-01-040-4180
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL COMP 440A OVERALL A
hardness_rating51.0 ROCKWELL C MINIMUM OVERALL
seating_surface_shapeFLAT
material_document_and_classificationAMS5631 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN4820-01-040-4180
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 98D63-1 · 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
•
HARDNESS RATING: 51.0 ROCKWELL C MINIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5631 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 440A OVERALL A
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
HARDNESS RATING51.0 ROCKWELL C MINIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5631 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 440A OVERALL A
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 98D63-1?
98D63-1 is a SEAT,VALVE.
What is the NSN for 98D63-1?
98D63-1 is cataloged in the U.S. Government catalog under NSN 4820-01-040-4180. This indicates validated use in U.S. government and defense supply chains.
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