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Technical Data Sheet
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1843395 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.582 INCHES NOMINAL IN, outside_diameter: 5.188 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.065 INCHES NOMINAL IN, bolt_circle_diameter: 4.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-00-036-1671, 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
1843395
NSN: 4820-00-036-1671
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.582 INCHES NOMINAL IN
outside_diameter5.188 INCHES NOMINAL IN
style_designatorFLAT
bolt_hole_quantity6
material_thickness0.065 INCHES NOMINAL IN
bolt_circle_diameter4.750 INCHES NOMINAL IN
center_hole_diameter0.780 INCHES NOMINAL IN
NSN4820-00-036-1671
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1843395 · 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: FLAT
•
MATERIAL THICKNESS: 0.065 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 4.750 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
•
HOLE DIAMETER: 0.582 INCHES NOMINAL IN
•
MATERIAL: RUBBER
•
CENTER HOLE DIAMETER: 0.780 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 5.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.065 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER4.750 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
HOLE DIAMETER0.582 INCHES NOMINAL IN
MATERIALRUBBER
CENTER HOLE DIAMETER0.780 INCHES NOMINAL IN
OUTSIDE DIAMETER5.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
18433InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
R18433InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AR-922562-6DInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
922562-6DInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
18450-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
18438InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1843395?
1843395 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 1843395?
There are 6 known substitutes for 1843395: 18433, R18433, AR-922562-6D and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1843395?
1843395 is cataloged in the Federal Logistics Information System under NSN 4820-00-036-1671. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026