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PartsTable / COMPONENT / 40404-01 PIECE 16
40404-01 PIECE 16 ✓ Verified by PartsTable
— · 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 CHLOROPRENE CLASS CR, hole_diameter: 0.500 INCHES NOMINAL IN, outside_diameter: 8.029 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.136 INCHES NOMINAL IN, bolt_circle_diameter: 7.155 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-156-8394, 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
40404-01 PIECE 16
NSN: 4820-01-156-8394
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
hole_diameter0.500 INCHES NOMINAL IN
outside_diameter8.029 INCHES NOMINAL IN
style_designatorFLAT
bolt_hole_quantity8
material_thickness0.136 INCHES NOMINAL IN
bolt_circle_diameter7.155 INCHES NOMINAL IN
center_hole_diameter0.750 INCHES NOMINAL IN
NSN4820-01-156-8394
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40404-01 PIECE 16 · 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
•
BOLT HOLE QUANTITY: 8
•
OUTSIDE DIAMETER: 8.029 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
•
BOLT CIRCLE DIAMETER: 7.155 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT
•
CENTER HOLE DIAMETER: 0.750 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.136 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BOLT HOLE QUANTITY8
OUTSIDE DIAMETER8.029 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR
BOLT CIRCLE DIAMETER7.155 INCHES NOMINAL IN
STYLE DESIGNATORFLAT
CENTER HOLE DIAMETER0.750 INCHES NOMINAL IN
HOLE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.136 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
72-200Interchangeable
interchangeable cross-reference
interchangeable
CF-700Interchangeable
interchangeable cross-reference
interchangeable
CF7000Interchangeable
interchangeable cross-reference
interchangeable
CWR2Interchangeable
interchangeable cross-reference
interchangeable
40404Interchangeable
interchangeable cross-reference
interchangeable
5163-2631Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40404-01 PIECE 16?
40404-01 PIECE 16 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 40404-01 PIECE 16?
There are 13 known substitutes for 40404-01 PIECE 16: 72-200, CF-700, CF7000 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40404-01 PIECE 16?
40404-01 PIECE 16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-156-8394. 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: July 2026