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Technical Data Sheet
PartsTable / COMPONENT / B7440.002.128
B7440.002.128 ✓ 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 B7440.002.128 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-586-4213, 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
B7440.002.128
NSN: 4820-00-586-4213
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
Part NumberB7440.002.128
NSN4820-00-586-4213
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B7440.002.128 · 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
•
MATERIAL: NICKEL ALLOY OVERALL
•
STYLE DESIGNATOR: PLAIN THREADED
•
THREAD QUANTITY PER INCH: 14 SINGLE THREADED PORTION
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
•
BODY INSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY OVERALL
STYLE DESIGNATORPLAIN THREADED
OVERALL HEIGHT2.380 INCHES NOMINAL IN
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
BODY INSIDE DIAMETER1.500 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD LENGTH2.000 INCHES NOMINAL SINGLE THREADED PORTION IN
NOMINAL THREAD SIZE2.125 INCHES SINGLE THREADED PORTION IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
MILV24332GRB1 1-2 250-15-30FInterchangeable
interchangeable cross-reference
interchangeable
20318Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-24332Interchangeable
interchangeable cross-reference
interchangeable
918Interchangeable
interchangeable cross-reference
interchangeable
803-2177518-12XX-34Interchangeable
interchangeable cross-reference
interchangeable
150-619FFPC318Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B7440.002.128?
B7440.002.128 is a B7440.002.128.
What parts can replace B7440.002.128?
There are 24 known substitutes for B7440.002.128: MILV24332GRB1 1-2 250-15-30F, 20318, MIL-DTL-24332 and 21 more. Substitute compatibility should be verified for your specific system.
Is B7440.002.128 still available?
B7440.002.128 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: July 2026