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Technical Data Sheet
PartsTable / COMPONENT / A7443.001.128
A7443.001.128 ✓ 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 A7443.001.128 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-653-3502, 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
A7443.001.128
NSN: 4820-00-653-3502
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
Part NumberA7443.001.128
NSN4820-00-653-3502
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7443.001.128 · 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
•
STYLE DESIGNATOR: PLAIN THREADED
•
THREAD QUANTITY PER INCH: 12 SINGLE THREADED PORTION
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
SEATING SURFACE SHAPE: FLAT
•
NOMINAL THREAD SIZE: 2.125 INCHES SINGLE THREADED PORTION IN
•
BODY INSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UN SINGLE THREADED PORTION
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPLAIN THREADED
THREAD QUANTITY PER INCH12 SINGLE THREADED PORTION
THREAD CLASS2A SINGLE THREADED PORTION A
SEATING SURFACE SHAPEFLAT
NOMINAL THREAD SIZE2.125 INCHES SINGLE THREADED PORTION IN
OVERALL HEIGHT2.375 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.500 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
THREAD LENGTH2.062 INCHES NOMINAL SINGLE THREADED PORTION IN
MATERIALNICKEL ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
800629Interchangeable
interchangeable cross-reference
interchangeable
20QE 3296BMInterchangeable
interchangeable cross-reference
interchangeable
3006673Interchangeable
interchangeable cross-reference
interchangeable
745-800629Interchangeable
interchangeable cross-reference
interchangeable
309312Interchangeable
interchangeable cross-reference
interchangeable
8043REVBPC35Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A7443.001.128?
A7443.001.128 is a A7443.001.128.
What parts can replace A7443.001.128?
There are 6 known substitutes for A7443.001.128: 800629, 20QE 3296BM, 3006673 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A7443.001.128?
A7443.001.128 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-653-3502. 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