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3253546-1 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3253546-1: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL BODY, surface_treatment: ZINC LOCATION NOT OTHERWISE SPECIFIED, valve_operation_method: AUTOMATIC, end_item_identification: SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-418-6487, 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
3253546-1
NSN: 4820-01-418-6487
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL BODY
surface_treatmentZINC LOCATION NOT OTHERWISE SPECIFIED
valve_operation_methodAUTOMATIC
end_item_identificationSEAWOLF CLASS SSN
NSN4820-01-418-6487
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3253546-1 · 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
•
SURFACE TREATMENT: ZINC LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL: STEEL BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
SURFACE TREATMENTZINC LOCATION NOT OTHERWISE SPECIFIED
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALSTEEL BODY
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 2
325346-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
3798326 FIND 51Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3253546-1?
3253546-1 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 3253546-1?
There are 2 known substitutes for 3253546-1: 325346-1, 3798326 FIND 51. Substitute compatibility should be verified for your specific system.
What is the NSN for 3253546-1?
3253546-1 is cataloged in the U.S. Government catalog under NSN 4820-01-418-6487. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.