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881448-1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

881448-1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 260 RETAINER, bore_shape: STRAIGHT, bore_diameter: 6.4991 INCHES MINIMUM AND 6.4998 INCHES MAXIMUM IN, overall_width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-304-9188, 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
881448-1
NSN: 3110-01-304-9188
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 20418 — DRS SUSTAINMENT SYSTEMS, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY 260 RETAINER
bore_shapeSTRAIGHT
bore_diameter6.4991 INCHES MINIMUM AND 6.4998 INCHES MAXIMUM IN
overall_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
style_designator4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
bearing_seal_typeCONTACT
surface_treatmentPASSIVATE BALL
lubrication_materialGREASE
overall_outside_diameter7.2496 INCHES MINIMUM AND 7.2503 INCHES MAXIMUM IN
NSN3110-01-304-9188
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 881448-1 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BALL
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE BALL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BALL
SURFACE FINISHGROUND
STYLE DESIGNATOR4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
SUBSTITUTES & CROSS-REFERENCES 1
51713001Reference 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 881448-1?
881448-1 is a BEARING,BALL,ANNULAR.
What parts can replace 881448-1?
There is 1 known substitute for 881448-1: 51713001. Substitute compatibility should be verified for your specific system.
What is the NSN for 881448-1?
881448-1 is cataloged in the U.S. Government catalog under NSN 3110-01-304-9188. This indicates validated use in U.S. government and defense supply chains.
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