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P40-433PC44 — 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 SYNTHETIC, outside_diameter: 1.734 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.031 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 4820-01-011-8160, 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
P40-433PC44
NSN: 4820-01-011-8160
FSC: 4820
CAGE: 91816 — CIRCOR AEROSPACE, INC. DBA CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
outside_diameter1.734 INCHES NOMINAL IN
style_designatorFLAT
material_thickness0.031 INCHES NOMINAL IN
NSN4820-01-011-8160
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P40-433PC44 · 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
•
MATERIAL: RUBBER SYNTHETIC
•
MATERIAL THICKNESS: 0.031 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.734 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT
TECHNICAL CHARACTERISTICS
MATERIALRUBBER SYNTHETIC
MATERIAL THICKNESS0.031 INCHES NOMINAL IN
OUTSIDE DIAMETER1.734 INCHES NOMINAL IN
STYLE DESIGNATORFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
4917326-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42P11699-5040InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS171492InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
15138InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
318-16InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
P84InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P40-433PC44?
P40-433PC44 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace P40-433PC44?
There are 14 known substitutes for P40-433PC44: 4917326-00, 42P11699-5040, MS171492 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P40-433PC44?
P40-433PC44 is cataloged in the Federal Logistics Information System under NSN 4820-01-011-8160. 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