A20-55NID — BEARING,BALL,ANNULAR

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

A20-55NID: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include bore_diameter: 45.6500 INCHES NOMINAL IN, overall_width: 5.7500 INCHES NOMINAL IN, features_provided: LUBRICATION HOLE, overall_outside_diameter: 62.6300 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-280-3665, 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

A20-55NID

NSN: 3110-01-280-3665
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 28666 — THYSSENKRUPP ROTHE ERDE USA INC. (USA)

SPECIFICATIONS

bore_diameter	45.6500 INCHES NOMINAL IN
overall_width	5.7500 INCHES NOMINAL IN
special_features	35 MOUNTING HOLES ON OUTER RACE,1.3125 IN. DIA,ON A 60.1250 IN. DIA BOLT CIRCLE;36 MOUNTING HOLES ON INNER RACE,1.3125 IN. DIA,ON A 50.5000 IN. DIA BOLT CIRCLE IN
features_provided	LUBRICATION HOLE
overall_outside_diameter	62.6300 INCHES NOMINAL IN
NSN	3110-01-280-3665

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL OUTSIDE DIAMETER: 62.6300 INCHES NOMINAL IN

•

FEATURES PROVIDED: LUBRICATION HOLE

•

BORE DIAMETER: 45.6500 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL WIDTH	5.7500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER	62.6300 INCHES NOMINAL IN
FEATURES PROVIDED	LUBRICATION HOLE
SPECIAL FEATURES	35 MOUNTING HOLES ON OUTER RACE,1.3125 IN. DIA,ON A 60.1250 IN. DIA BOLT CIRCLE;36 MOUNTING HOLES ON INNER RACE,1.3125 IN. DIA,ON A 50.5000 IN. DIA BOLT CIRCLE IN
BORE DIAMETER	45.6500 INCHES NOMINAL 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 1

503-01801 ITEM 55Same 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 demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A20-55NID?

A20-55NID is a BEARING,BALL,ANNULAR.

What parts can replace A20-55NID?

There is 1 known substitute for A20-55NID: 503-01801 ITEM 55. Substitute compatibility should be verified for your specific system.

What is the NSN for A20-55NID?

A20-55NID is cataloged in the U.S. Government catalog under NSN 3110-01-280-3665. This indicates validated use in U.S. government and defense supply chains.

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A20-55NID — BEARING,BALL,ANNULAR

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