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Technical Data Sheet
PartsTable / COMPONENT / 8157P
8157P ✓ 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 CONTROLLER,ELECTRICAL is a the manufacturer industrial component. Key specifications include color: RED, phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED, width: 6.250 INCHES NOMINAL IN, height: 3.250 INCHES NOMINAL IN, length: 6.500 INCHES NOMINAL IN, material: COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-339-2606, 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
8157P
NSN: 3120-00-339-2606
FSC: 3120
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
colorRED
phaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
width6.250 INCHES NOMINAL IN
height3.250 INCHES NOMINAL IN
length6.500 INCHES NOMINAL IN
materialCOPPER ALLOY
seat_angle12.0 DEGREES FIRST END
design_typeWHIP SINGLE ANTENNA ELEMENT
inside_width0.500 INCHES NOMINAL IN
model_numberM40A3
power_rating1.000 KILOWATTS PEAK SINGLE ANTENNA ELEMENT
thread_class1A SECOND END A
NSN3120-00-339-2606
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 8157P · 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 14
3901Interchangeable
interchangeable cross-reference
interchangeable
7000030120Interchangeable
interchangeable cross-reference
interchangeable
C-180Interchangeable
interchangeable cross-reference
interchangeable
16782Interchangeable
interchangeable cross-reference
interchangeable
EC-3901Interchangeable
interchangeable cross-reference
interchangeable
7000000907Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8157P?
8157P is a CONTROLLER,ELECTRICAL.
What parts can replace 8157P?
There are 14 known substitutes for 8157P: 3901, 7000030120, C-180 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8157P?
8157P is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-339-2606. 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