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EB-UC-S12-HC — Technical Data Sheet

✓ 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 BEARING UNIT,PLAIN is a the manufacturer industrial component. Key specifications include base_length: 4.000 INCHES NOMINAL IN, bore_diameter: 0.7500 INCHES NOMINAL IN, housing_width: 1.250 INCHES NOMINAL IN, alignment_type: SELF-ALIGNING, housing_height: 2.000 INCHES NOMINAL IN, housing_length: 4.000 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 3130-00-910-3117, 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
EB-UC-S12-HC
NSN: 3130-00-910-3117
FSC: 3130
CAGE: 80755 — RANDALL BEARING INC (USA)
SPECIFICATIONS
base_length4.000 INCHES NOMINAL IN
bore_diameter0.7500 INCHES NOMINAL IN
housing_width1.250 INCHES NOMINAL IN
alignment_typeSELF-ALIGNING
housing_height2.000 INCHES NOMINAL IN
housing_length4.000 INCHES NOMINAL IN
style_designatorPILLOW BLOCK, SEPARABLE W/O INNERLINER
load_capability_typeRADIAL
assembly_overall_length4.000 INCHES NOMINAL IN
height_from_bottom_of_base_to_bore_centerline1.000 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_width3.125 INCHES NOMINAL IN
NSN3130-00-910-3117
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: EB-UC-S12-HC · 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
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 3.125 INCHES NOMINAL IN
•
ASSEMBLY OVERALL LENGTH: 4.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PILLOW BLOCK, SEPARABLE W/O INNERLINER
•
HOUSING LENGTH: 4.000 INCHES NOMINAL IN
•
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
•
HOUSING HEIGHT: 2.000 INCHES NOMINAL IN
•
LOAD CAPABILITY TYPE: RADIAL
•
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH3.125 INCHES NOMINAL IN
ASSEMBLY OVERALL LENGTH4.000 INCHES NOMINAL IN
STYLE DESIGNATORPILLOW BLOCK, SEPARABLE W/O INNERLINER
HOUSING LENGTH4.000 INCHES NOMINAL IN
BORE DIAMETER0.7500 INCHES NOMINAL IN
HOUSING HEIGHT2.000 INCHES NOMINAL IN
LOAD CAPABILITY TYPERADIAL
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE1.000 INCHES NOMINAL IN
HOUSING WIDTH1.250 INCHES NOMINAL IN
BASE LENGTH4.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
D2TZ-9510-ABInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
CA796AInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
O-C-265InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-59282InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
9374InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1148InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is EB-UC-S12-HC?
EB-UC-S12-HC is a BEARING UNIT,PLAIN.
What parts can replace EB-UC-S12-HC?
There are 19 known substitutes for EB-UC-S12-HC: D2TZ-9510-AB, CA796A, O-C-265 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for EB-UC-S12-HC?
EB-UC-S12-HC is cataloged in the Federal Logistics Information System under NSN 3130-00-910-3117. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: October 2026