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Technical Data Sheet
PartsTable / COMPONENT / B12076
B12076 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_style: COAXIAL TYPE, body_width: 2.812 INCHES NOMINAL IN, shaft_type: ROUND, body_height: 2.562 INCHES NOMINAL IN, body_length: 2.312 INCHES NOMINAL IN, power_rating: 400.0 MILLIWATTS AVERAGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-622-7876, 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
B12076
NSN: 3120-00-622-7876
FSC: 3120
CAGE: 07058 — AIREX RUBBER PRODUCTS CORPORATION DBA AIREX RUBBER PRODUCTS CORP (USA)
SPECIFICATIONS
body_styleCOAXIAL TYPE
body_width2.812 INCHES NOMINAL IN
shaft_typeROUND
body_height2.562 INCHES NOMINAL IN
body_length2.312 INCHES NOMINAL IN
power_rating400.0 MILLIWATTS AVERAGE
shaft_length0.938 INCHES NOMINAL IN
overall_width0.096 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height0.245 INCHES NOMINAL IN
overall_length0.250 INCHES NOMINAL IN
shaft_diameter0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN3120-00-622-7876
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: B12076 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
12076Interchangeable
interchangeable cross-reference
interchangeable
1802317Interchangeable
interchangeable cross-reference
interchangeable
10240-50-10NInterchangeable
interchangeable cross-reference
interchangeable
50V10-347Interchangeable
interchangeable cross-reference
interchangeable
R12076Interchangeable
interchangeable cross-reference
interchangeable
HA4849C6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B12076?
B12076 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace B12076?
There are 15 known substitutes for B12076: 12076, 1802317, 10240-50-10N and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B12076?
B12076 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-622-7876. 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