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177210 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

177210: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 INNER RACE, bore_diameter: 4.5000 INCHES NOMINAL IN, contact_angle: 11.0 DEGREES NOMINAL, overall_width: 1.4600 INCHES MINIMUM AND 1.4700 INCHES MAXIMUM IN, load_direction: ANGULAR, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-442-6725, 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
177210
NSN: 3110-01-442-6725
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 INNER RACE
bore_diameter4.5000 INCHES NOMINAL IN
contact_angle11.0 DEGREES NOMINAL
overall_width1.4600 INCHES MINIMUM AND 1.4700 INCHES MAXIMUM IN
load_directionANGULAR
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE, BACK TO BACK MOUNTING
overall_outside_diameter6.0000 INCHES NOMINAL IN
standard_tolerance_designationABEC NO.5
NSN3110-01-442-6725
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 177210 · 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE, BACK TO BACK MOUNTING
•
OVERALL OUTSIDE DIAMETER: 6.0000 INCHES NOMINAL IN
•
CONTACT ANGLE: 11.0 DEGREES NOMINAL
•
LOAD DIRECTION: ANGULAR
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
•
BORE DIAMETER: 4.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH1.4600 INCHES MINIMUM AND 1.4700 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER6.0000 INCHES NOMINAL IN
CONTACT ANGLE11.0 DEGREES NOMINAL
LOAD DIRECTIONANGULAR
STANDARD TOLERANCE DESIGNATIONABEC NO.5
BORE DIAMETER4.5000 INCHES NOMINAL IN
MATERIALSTEEL COMP E52100 BALL
MATERIALCOPPER ALLOY RETAINER
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 177210?
177210 is a BEARING,BALL,DUPLEX.
What is the NSN for 177210?
177210 is cataloged in the U.S. Government catalog under NSN 3110-01-442-6725. This indicates validated use in U.S. government and defense supply chains.
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