4508-180 — BEARING,BALL,AIRFRAME

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

4508-180: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bore_diameter: 0.8750 INCHES NOMINAL IN, load_direction: RADIAL, inner_ring_width: 0.2810 INCHES NOMINAL IN, outer_ring_width: 0.2500 INCHES NOMINAL IN, style_designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-997-4750, 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

4508-180

NSN: 3110-00-997-4750
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 08484 — BREEZE-EASTERN LLC (USA)

SPECIFICATIONS

material	STEEL BALL
bore_diameter	0.8750 INCHES NOMINAL IN
load_direction	RADIAL
shield_quantity	2
inner_ring_width	0.2810 INCHES NOMINAL IN
outer_ring_width	0.2500 INCHES NOMINAL IN
style_designator	SINGLE ROW INNER RING EXTENDED BOTH SIDES
surface_treatment	CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
lubrication_material	GREASE
overall_outside_diameter	1.3125 INCHES NOMINAL IN
standard_tolerance_designation	AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
material_document_and_classification	FED-STD-66,AISI/SAE E51100 FED STD SINGLE MATERIAL RESPONSE BALL
NSN	3110-00-997-4750

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION MATERIAL: GREASE

•

OUTER RING WIDTH: 0.2500 INCHES NOMINAL IN

•

SHIELD QUANTITY: 2

•

STYLE DESIGNATOR: SINGLE ROW INNER RING EXTENDED BOTH SIDES

•

MATERIAL DOCUMENT AND CLASSIFICATION: 4508-180,08484 MFR REF SINGLE MATERIAL RESPONSE SHIELD

TECHNICAL CHARACTERISTICS

LUBRICATION MATERIAL	GREASE
OUTER RING WIDTH	0.2500 INCHES NOMINAL IN
SHIELD QUANTITY	2
STYLE DESIGNATOR	SINGLE ROW INNER RING EXTENDED BOTH SIDES
MATERIAL DOCUMENT AND CLASSIFICATION	4508-180,08484 MFR REF SINGLE MATERIAL RESPONSE SHIELD
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66,AISI/SAE E51100 FED STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE OUTER RING
OVERALL OUTSIDE DIAMETER	1.3125 INCHES NOMINAL IN
LOAD DIRECTION	RADIAL

SUBSTITUTES & CROSS-REFERENCES 2

B540DDMILG23827Reference document

Same NSN cross-reference

Reference document — Secondary reference

B540DDFS160Reference 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 4508-180?

4508-180 is a BEARING,BALL,AIRFRAME.

What parts can replace 4508-180?

There are 2 known substitutes for 4508-180: B540DDMILG23827, B540DDFS160. Substitute compatibility should be verified for your specific system.

What is the NSN for 4508-180?

4508-180 is cataloged in the U.S. Government catalog under NSN 3110-00-997-4750. This indicates validated use in U.S. government and defense supply chains.

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4508-180 — BEARING,BALL,AIRFRAME

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