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PartsTable / COMPONENT / A7420-002-127
A7420-002-127 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-008-5087, 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
A7420-002-127
NSN: 4820-00-008-5087
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN4820-00-008-5087
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7420-002-127 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
END ITEM IDENTIFICATIONVALVE RELF1.00IPS 10T 14 IPS FLGE BRZ; VALVE RELF 1.00IPS 25T 29IPS UN BRZ; VALVE RELF 1.00IPS 66T 75IPS UN BRZ; VALVE RELF 1.00IPS 106T 120IPS FLGE CRBNSTL; VALVE RELF 1.00IPS 181T 210IPS FLGE CRBNSTL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
8720REVGPC4Interchangeable
interchangeable cross-reference
interchangeable
8720PC4Interchangeable
interchangeable cross-reference
interchangeable
A7420.002.127Interchangeable
interchangeable cross-reference
interchangeable
A7420-002-127CPInterchangeable
interchangeable cross-reference
interchangeable
A7420-002-127Interchangeable
interchangeable cross-reference
interchangeable
07420.002.127Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A7420-002-127?
A7420-002-127 is a SEAT,VALVE.
What parts can replace A7420-002-127?
There are 13 known substitutes for A7420-002-127: 8720REVGPC4, 8720PC4, A7420.002.127 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A7420-002-127?
A7420-002-127 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-008-5087. 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