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446563 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

446563: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY PUMP BASIC, operation_method: POWERED, special_features: PROCON PRODUCTS,869 SEVEN OAKS BLVD, SUITE 120. SMYRNA, TN 37167, PHONE 615-355-800, features_provided: SELF-PRIMING, discharge_pressure: 50.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME, rotary_pump_design: VANE.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-689-7639, 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
446563
NSN: 3110-00-689-7639
NIINs: 006897639, 016955487
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 52661 — RTX CORPORATION DIV PRATT & WHITNEY (USA)
SPECIFICATIONS
materialCOPPER ALLOY PUMP BASIC
operation_methodPOWERED
special_featuresPROCON PRODUCTS,869 SEVEN OAKS BLVD, SUITE 120. SMYRNA, TN 37167, PHONE 615-355-800
features_providedSELF-PRIMING
discharge_pressure50.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME
rotary_pump_designVANE
volume_control_typeROTARY
unpackaged_unit_width3.88 INCHES NOMINAL IN
intake_connection_typeTHREADED INTERNAL
unpackaged_unit_height4.48 INCHES NOMINAL IN
unpackaged_unit_length4.1 INCHES NOMINAL IN
end_item_identificationASSEMBLY WATERMIST PUMP SKID
NSN3110-00-689-7639
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 446563 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INTERNAL CLEARANCE: 0.0008 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 0.3750 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
INTERNAL CLEARANCE0.0008 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.1250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.3750 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SPECIAL FEATURESACTION ID 45465003
STANDARD TOLERANCE DESIGNATIONABEC NO.5
SUBSTITUTES & CROSS-REFERENCES 2
328373Reference document
Same NSN cross-reference
Reference document — Secondary reference
446561Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 446563?
446563 is a BEARING,BALL,ANNULAR.
What parts can replace 446563?
There are 2 known substitutes for 446563: 328373, 446561. Substitute compatibility should be verified for your specific system.
What is the NSN for 446563?
446563 is cataloged in the U.S. Government catalog under NSN 3110-00-689-7639. This indicates validated use in U.S. government and defense supply chains.
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