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DX86393 PIECE 86 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DX86393 PIECE 86: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: WORTHINGTON PUMP AND MACHINERY CORP HORIZONTAL DUPLEX PISTON PUMP DX-86393. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-219-4319, 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
DX86393 PIECE 86
NSN: 4820-01-219-4319
FSC: 4820 — Valves, Nonpowered
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
end_item_identificationWORTHINGTON PUMP AND MACHINERY CORP HORIZONTAL DUPLEX PISTON PUMP DX-86393
NSN4820-01-219-4319
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DX86393 PIECE 86 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONWORTHINGTON PUMP AND MACHINERY CORP HORIZONTAL DUPLEX PISTON PUMP DX-86393
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 1
DX-86393Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DX86393 PIECE 86?
DX86393 PIECE 86 is a SEAT,VALVE.
What parts can replace DX86393 PIECE 86?
There is 1 known substitute for DX86393 PIECE 86: DX-86393. Substitute compatibility should be verified for your specific system.
What is the NSN for DX86393 PIECE 86?
DX86393 PIECE 86 is cataloged in the U.S. Government catalog under NSN 4820-01-219-4319. 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.