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123809 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

123809: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: IRON HOUSING, seal_type: CONTACT, base_length: 1.7500 INCHES NOMINAL IN, bore_diameter: 1.1875 INCHES NOMINAL IN, housing_width: 6.2500 INCHES NOMINAL IN, seal_location: BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-088-0239, 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
123809
NSN: 3130-00-088-0239
FSC: 3130 — Bearings, Mounted
CAGE: 71956 — RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS (USA)
SPECIFICATIONS
materialIRON HOUSING
seal_typeCONTACT
base_length1.7500 INCHES NOMINAL IN
bore_diameter1.1875 INCHES NOMINAL IN
housing_width6.2500 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness0.6875 INCHES NOMINAL IN
housing_height3.2500 INCHES NOMINAL IN
collar_locationONE END
style_designatorPILLOW BLOCK, SOLID
features_providedGROUND ROLLING ELEMENT GROOVE
NSN3130-00-088-0239
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 123809 · 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
•
SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: HYDRAULIC
•
ASSEMBLY OVERALL LENGTH: 1.7500 INCHES NOMINAL IN
•
HOUSING HEIGHT: 3.2500 INCHES NOMINAL IN
•
MOUNTING SLOT LENGTH: 0.5625 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MOUNTING HOLE TYPE: SLOTTED
TECHNICAL CHARACTERISTICS
SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPEHYDRAULIC
ASSEMBLY OVERALL LENGTH1.7500 INCHES NOMINAL IN
HOUSING HEIGHT3.2500 INCHES NOMINAL IN
MOUNTING SLOT LENGTH0.5625 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
MOUNTING HOLE TYPESLOTTED
ROTATING ELEMENT LOCKING METHODSETSCREW LOCKING COLLAR
SEAL LOCATIONBOTH ENDS
SUBSTITUTES & CROSS-REFERENCES 2
123205Reference document
Same NSN cross-reference
Reference document — Secondary reference
123338Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 123809?
123809 is a BEARING UNIT,BALL.
What parts can replace 123809?
There are 2 known substitutes for 123809: 123205, 123338. Substitute compatibility should be verified for your specific system.
What is the NSN for 123809?
123809 is cataloged in the U.S. Government catalog under NSN 3130-00-088-0239. This indicates validated use in U.S. government and defense supply chains.
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