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64525-PS3 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

64525-PS3: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEAL, block_type: FIXED, seal_location: BOTH ENDS, alignment_type: SELF-ALIGNING, housing_length: 0.656 INCHES NOMINAL IN, shaft_end_type: CLOSED OR OPEN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-197-1332, 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
64525-PS3
NSN: 3130-01-197-1332
FSC: 3130 — Bearings, Mounted
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEAL
block_typeFIXED
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
housing_length0.656 INCHES NOMINAL IN
shaft_end_typeCLOSED OR OPEN
flange_thickness0.166 INCHES NOMINAL IN
housing_diameter3.750 INCHES NOMINAL IN
style_designatorFLANGE BLOCK
bolt_circle_diameter3.000 INCHES NOMINAL IN
load_capability_typeRADIAL AND THRUST
lubrication_materialGREASE
NSN3130-01-197-1332
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 64525-PS3 · 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
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: SELF LUBRICATED
•
ASSEMBLY OVERALL LENGTH: 1.093 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE THICKNESS: 0.166 INCHES NOMINAL IN
•
SEAL LOCATION: BOTH ENDS
•
BLOCK TYPE: FIXED
•
STYLE DESIGNATOR: FLANGE BLOCK
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPESELF LUBRICATED
ASSEMBLY OVERALL LENGTH1.093 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE THICKNESS0.166 INCHES NOMINAL IN
SEAL LOCATIONBOTH ENDS
BLOCK TYPEFIXED
STYLE DESIGNATORFLANGE BLOCK
ALIGNMENT TYPESELF-ALIGNING
ROLLING ELEMENT GROOVE QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 1
PS3-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 64525-PS3?
64525-PS3 is a BEARING UNIT,BALL.
What parts can replace 64525-PS3?
There is 1 known substitute for 64525-PS3: PS3-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 64525-PS3?
64525-PS3 is cataloged in the U.S. Government catalog under NSN 3130-01-197-1332. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.