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2134343 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

2134343: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 2.250 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT, body_outside_diameter: 1.480 INCHES MAXIMUM IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-240-8053, 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
2134343
NSN: 3120-00-240-8053
NIINs: 002408053, 008889673, 010805700
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 36719 — WARTSILA CANADA INC (CAN)
SPECIFICATIONS
body_length2.250 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
body_outside_diameter1.480 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity4 WIRE LEAD
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN3120-00-240-8053
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2134343 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
2137750Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2134343?
2134343 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 2134343?
There is 1 known substitute for 2134343: 2137750. Substitute compatibility should be verified for your specific system.
What is the NSN for 2134343?
2134343 is cataloged in the U.S. Government catalog under NSN 3120-00-240-8053. 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.