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A7461-002-128 — 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: SEAT,VALVE. This part is cataloged in the Federal Logistics Information System under NSN 4820-01-050-7202, 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
A7461-002-128
NSN: 4820-01-050-7202
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencySEAT,VALVE
NSN4820-01-050-7202
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7461-002-128 · 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
•
THREAD LENGTH: 2.250 INCHES NOMINAL SINGLE THREADED PORTION IN
•
MATERIAL: NICKEL ALLOY OVERALL
•
THREAD SERIES DESIGNATOR: UNS SINGLE THREADED PORTION
•
STYLE DESIGNATOR: PLAIN THREADED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-4674B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
NOMINAL THREAD SIZE: 3.688 INCHES SINGLE THREADED PORTION IN
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESWITH O-RING
THREAD LENGTH2.250 INCHES NOMINAL SINGLE THREADED PORTION IN
MATERIALNICKEL ALLOY OVERALL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
STYLE DESIGNATORPLAIN THREADED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-4674B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SEAT ANGLE IN DEG45.000 NOMINAL
NOMINAL THREAD SIZE3.688 INCHES SINGLE THREADED PORTION IN
SEATING SURFACE SHAPEANGULAR
BODY INSIDE DIAMETER2.999 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
SW104-5InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A07461.002.128InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
20218FIND5InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
20218PC5InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
07461002128InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A7461-002-128?
A7461-002-128 is a SEAT,VALVE.
What parts can replace A7461-002-128?
There are 5 known substitutes for A7461-002-128: SW104-5, A07461.002.128, 20218FIND5 and 2 more. Substitute compatibility should be verified for your specific system.
Is A7461-002-128 still available?
A7461-002-128 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026