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1559P — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1559P: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_height: 0.828 INCHES NOMINAL IN, shoulder_width: 1.312 INCHES NOMINAL IN, inside_diameter: 0.812 INCHES NOMINAL IN, shoulder_height: 0.250 INCHES NOMINAL IN, outside_diameter: 5.937 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-152-1642, 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
1559P
NSN: 4820-00-152-1642
FSC: 4820 — Valves, Nonpowered
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_height0.828 INCHES NOMINAL IN
shoulder_width1.312 INCHES NOMINAL IN
inside_diameter0.812 INCHES NOMINAL IN
shoulder_height0.250 INCHES NOMINAL IN
outside_diameter5.937 INCHES NOMINAL IN
style_designatorPLAIN
lower_surface_width0.250 INCHES NOMINAL IN
NSN4820-00-152-1642
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1559P · 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
•
LOWER SURFACE WIDTH: 0.250 INCHES NOMINAL IN
•
SHOULDER WIDTH: 1.312 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.250 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 5.937 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
INSIDE DIAMETER: 0.812 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.828 INCHES NOMINAL IN
LOWER SURFACE WIDTH0.250 INCHES NOMINAL IN
SHOULDER WIDTH1.312 INCHES NOMINAL IN
SHOULDER HEIGHT0.250 INCHES NOMINAL IN
OUTSIDE DIAMETER5.937 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
INSIDE DIAMETER0.812 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1559P?
1559P is a DISK,VALVE.
What is the NSN for 1559P?
1559P is cataloged in the U.S. Government catalog under NSN 4820-00-152-1642. 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.