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15566P11 — DIAPHRAGM,VALVE,FLAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

15566P11: DIAPHRAGM,VALVE,FLAT.

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, outside_diameter: 1.532 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.027 INCHES NOMINAL IN, center_hole_diameter: 0.180 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-447-1120, 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
15566P11
NSN: 4820-00-447-1120
FSC: 4820 — Valves, Nonpowered
CAGE: 27618 — TAYLOR MACHINE WORKS INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
outside_diameter1.532 INCHES NOMINAL IN
style_designatorFLAT
material_thickness0.027 INCHES NOMINAL IN
center_hole_diameter0.180 INCHES NOMINAL IN
NSN4820-00-447-1120
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 15566P11 · 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
•
OUTSIDE DIAMETER: 1.532 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.027 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.180 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.532 INCHES NOMINAL IN
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.027 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.180 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 3
213227Reference document
Same NSN cross-reference
Reference document — Secondary reference
137137R1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
178724Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 15566P11?
15566P11 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 15566P11?
There are 3 known substitutes for 15566P11: 213227, 137137R1, 178724. Substitute compatibility should be verified for your specific system.
What is the NSN for 15566P11?
15566P11 is cataloged in the U.S. Government catalog under NSN 4820-00-447-1120. 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.