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Technical Data Sheet
PartsTable / COMPONENT / 5420-009
5420-009 ✓ 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 PLATE,DIAPHRAGM is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: BRASS; OD 0.994 IN; APERATURE DIA 0.370 IN.; APERATURE ID 0.141 IN.; APERATURE DEPTH 0.141 IN. 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 4820-01-184-7056, 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
5420-009
NSN: 4820-01-184-7056
FSC: 4820
CAGE: 24821 — ROSEMOUNT ANALYTICAL, INC. DIV PROCESS ANALYTICAL DIVISION (USA)
SPECIFICATIONS
general_characteristics_item_descriptionBRASS; OD 0.994 IN; APERATURE DIA 0.370 IN.; APERATURE ID 0.141 IN.; APERATURE DEPTH 0.141 IN. IN
NSN4820-01-184-7056
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 5420-009 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: BRASS; OD 0.994 IN; APERATURE DIA 0.370 IN.; APERATURE ID 0.141 IN.; APERATURE DEPTH 0.141 IN. IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBRASS; OD 0.994 IN; APERATURE DIA 0.370 IN.; APERATURE ID 0.141 IN.; APERATURE DEPTH 0.141 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
54209Interchangeable
interchangeable cross-reference
interchangeable
19965N PIECE 34Interchangeable
interchangeable cross-reference
interchangeable
19965NInterchangeable
interchangeable cross-reference
interchangeable
975126-1Interchangeable
interchangeable cross-reference
interchangeable
003113-1Interchangeable
interchangeable cross-reference
interchangeable
CA7000-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5420-009?
5420-009 is a PLATE,DIAPHRAGM.
What parts can replace 5420-009?
There are 9 known substitutes for 5420-009: 54209, 19965N PIECE 34, 19965N and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5420-009?
5420-009 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-184-7056. 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