B&6558&1 — BEARING,BALL,DUPLEX

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

B&6558&1: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: GREASE LUBRICATION, bore_diameter: 7.9998 INCHES MINIMUM AND 8.0000 INCHES MAXIMUM IN, overall_width: 1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN, load_direction: ANGULAR, surface_finish: GROUND, style_designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-005-5774, 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

B&6558&1

NSN: 3110-01-005-5774
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)

SPECIFICATIONS

material	GREASE LUBRICATION
bore_diameter	7.9998 INCHES MINIMUM AND 8.0000 INCHES MAXIMUM IN
overall_width	1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
seal_quantity	1
load_direction	ANGULAR
surface_finish	GROUND
style_designator	COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
bearing_seal_type	CONTACT
overall_outside_diameter	9.1238 INCHES MINIMUM AND 9.1250 INCHES MAXIMUM IN
internal_fit-up_designation	STANDARD
retainer_fabrication_method	MACHINED
lubrication_material_document_and_classification	MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN	3110-01-005-5774

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

BEARING SEAL TYPE: CONTACT

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING

•

OVERALL OUTSIDE DIAMETER: 9.1238 INCHES MINIMUM AND 9.1250 INCHES MAXIMUM IN

•

LOAD DIRECTION: ANGULAR

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
BEARING SEAL TYPE	CONTACT
INTERNAL FIT-UP DESIGNATION	STANDARD
SURFACE FINISH	GROUND
STYLE DESIGNATOR	COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH	1.2300 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER	9.1238 INCHES MINIMUM AND 9.1250 INCHES MAXIMUM IN
LOAD DIRECTION	ANGULAR
SEAL QUANTITY	1
BORE DIAMETER	7.9998 INCHES MINIMUM AND 8.0000 INCHES MAXIMUM IN

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 3

BACB10A337ESame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

Y128PW1CRDBE&6613Reference document

Same NSN cross-reference

Reference document — Secondary reference

Y128PWICRDBE6613Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is B&6558&1?

B&6558&1 is a BEARING,BALL,DUPLEX.

What parts can replace B&6558&1?

There are 3 known substitutes for B&6558&1: BACB10A337E, Y128PW1CRDBE&6613, Y128PWICRDBE6613. Substitute compatibility should be verified for your specific system.

What is the NSN for B&6558&1?

B&6558&1 is cataloged in the U.S. Government catalog under NSN 3110-01-005-5774. This indicates validated use in U.S. government and defense supply chains.

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