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45128AX — 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 TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 CASE, dial_size: 2 INCH DIAMETER IN, bezel_type: SNAP-ON, body_width: 1.406 INCHES NOMINAL IN, case_style: SQUARE, scale_name: PRESSURE. This part is cataloged in the Federal Logistics Information System under NSN 4820-01-130-4074, 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
45128AX
NSN: 4820-01-130-4074
FSC: 4820
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 CASE
dial_size2 INCH DIAMETER IN
bezel_typeSNAP-ON
body_width1.406 INCHES NOMINAL IN
case_styleSQUARE
scale_namePRESSURE
scale_typeSINGLE
seal_width0.250 INCHES NOMINAL IN
body_height1.719 INCHES NOMINAL IN
body_length2.375 INCHES NOMINAL IN
scale_range+0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
temp_rating-40.0 CELSIUS AND 400.0 CELSIUS DEGC
NSN4820-01-130-4074
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 45128AX · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
807444InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
J2048InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4375-E ITEM 12InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
57AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-55601-15AC0InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
E0HZ 4475 AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45128AX?
45128AX is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 45128AX?
There are 19 known substitutes for 45128AX: 807444, J2048, 4375-E ITEM 12 and 16 more. Substitute compatibility should be verified for your specific system.
Is 45128AX still available?
45128AX 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: September 2026