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Technical Data Sheet
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S514M — Technical Data Sheet

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— · 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 BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, switch_type: PUSH, thread_class: 3B, overall_width: 1.891 INCHES NOMINAL IN, inclosure_type: UNINCLOSED, overall_length: 1.891 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3130-01-150-8681, 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
S514M
NSN: 3130-01-150-8681
FSC: 3130
CAGE: 54686 — SEAL MASTER CORP DBA SEAL MASTER CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
switch_typePUSH
thread_class3B
overall_width1.891 INCHES NOMINAL IN
inclosure_typeUNINCLOSED
overall_length1.891 INCHES NOMINAL IN
size_designation25
style_designatorSQUARE SHAPE
thread_directionRIGHT-HAND
surface_treatmentANODIZE
controlling_agencyAUL INSTRUMENTS INC
identifying_number359094-1 PART NO.
NSN3130-01-150-8681
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: S514M · 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 9
100825InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
ST3M823-10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S916-25CPInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
31156InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
35500-0337InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
N100825-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S514M?
S514M is a BEARING UNIT,BALL.
What parts can replace S514M?
There are 9 known substitutes for S514M: 100825, ST3M823-10, S916-25CP and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S514M?
S514M is cataloged in the Federal Logistics Information System under NSN 3130-01-150-8681. 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: October 2026