645A179-11 — BEARING,ROLLER,AIRFRAME

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

645A179-11: BEARING,ROLLER,AIRFRAME.

The BEARING,ROLLER,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL SLEEVE, bore_diameter: 0.6250 INCHES NOMINAL IN, inner_ring_width: 1.1250 INCHES NOMINAL IN, outer_ring_width: 0.9370 INCHES NOMINAL IN, style_designator: CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING, bearing_seal_type: CONTACT. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-620-3263, 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

645A179-11

NSN: 3110-00-620-3263
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)

SPECIFICATIONS

material	STEEL SLEEVE
bore_diameter	0.6250 INCHES NOMINAL IN
seal_quantity	2
inner_ring_width	1.1250 INCHES NOMINAL IN
outer_ring_width	0.9370 INCHES NOMINAL IN
special_features	10 DEG SELF-ALIGNMENT IN EITHER DIRECTION; LUBRICANT HOLE AND GROOVE IN OD OF OUTER RING AND HEAT TREATED SLEEVE AND COLLARS ON INNER RING
style_designator	CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
bearing_seal_type	CONTACT
surface_treatment	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
lubrication_material	GREASE
overall_outside_diameter	1.9375 INCHES NOMINAL IN
retainer_fabrication_method	MACHINED
NSN	3110-00-620-3263

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

BEARING SEAL TYPE: CONTACT

•

LUBRICATION MATERIAL: GREASE

•

OUTER RING WIDTH: 0.9370 INCHES NOMINAL IN

•

STYLE DESIGNATOR: CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING

•

OVERALL OUTSIDE DIAMETER: 1.9375 INCHES NOMINAL IN

•

SURFACE TREATMENT: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
BEARING SEAL TYPE	CONTACT
LUBRICATION MATERIAL	GREASE
OUTER RING WIDTH	0.9370 INCHES NOMINAL IN
STYLE DESIGNATOR	CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
OVERALL OUTSIDE DIAMETER	1.9375 INCHES NOMINAL IN
SPECIAL FEATURES	10 DEG SELF-ALIGNMENT IN EITHER DIRECTION; LUBRICANT HOLE AND GROOVE IN OD OF OUTER RING AND HEAT TREATED SLEEVE AND COLLARS ON INNER RING
SURFACE TREATMENT	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
SEAL QUANTITY	2
BORE DIAMETER	0.6250 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 8

DAS10-31AReference document

Same NSN cross-reference

Reference document — Secondary reference

BACB10C94HSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SAS10-31A4Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS28913-10CReference document

Same NSN cross-reference

Reference document — Secondary reference

BR10Reference document

Same NSN cross-reference

Reference document — Secondary reference

DAS10-31A-41Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 645A179-11?

645A179-11 is a BEARING,ROLLER,AIRFRAME.

What parts can replace 645A179-11?

There are 8 known substitutes for 645A179-11: DAS10-31A, BACB10C94H, SAS10-31A4 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 645A179-11?

645A179-11 is cataloged in the U.S. Government catalog under NSN 3110-00-620-3263. This indicates validated use in U.S. government and defense supply chains.

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645A179-11 — BEARING,ROLLER,AIRFRAME

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