655653 — BEARING,ROLLER,TAPERED

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

655653: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include gear_material: STEEL, pressure_angle: 22.5000 DEGREES, shaft_material: STEEL, teeth_quantity: 16, special_features: DIAMETRAL PITCH 12.833,ARC TOOTH THICKNESS 1.319,BASE DIA 1.152,ROOT DIA 1.059,PITCH DIA 1.247, gear_outside_diameter: 1.447 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-101-4181, 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

655653

NSN: 3110-00-101-4181
NIINs: 001014181, 004068374
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)

SPECIFICATIONS

gear_material	STEEL
pressure_angle	22.5000 DEGREES
shaft_material	STEEL
teeth_quantity	16
special_features	DIAMETRAL PITCH 12.833,ARC TOOTH THICKNESS 1.319,BASE DIA 1.152,ROOT DIA 1.059,PITCH DIA 1.247
gear_outside_diameter	1.447 INCHES NOMINAL IN
NSN	3110-00-101-4181

COMPONENT DIAGRAM

KEY FEATURES

•

CUP WIDTH: 1.2500 INCHES NOMINAL IN

•

STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE CUP

•

OVERALL OUTSIDE DIAMETER: 5.7500 INCHES NOMINAL IN

•

BACKFACE CORNER RADIUS: 0.1300 INCHES NOMINAL IN

TYPICAL APPLICATIONS

Long-term data archival and compliance retention
Offsite backup and disaster recovery
Air-gapped ransomware protection
Cold storage tier for infrequently accessed data

TECHNICAL CHARACTERISTICS

CUP WIDTH	1.2500 INCHES NOMINAL IN
STYLE DESIGNATOR	STRAIGHT BORE, NORMAL ANGLE
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE CUP
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE CONE
OVERALL WIDTH	1.6250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER	5.7500 INCHES NOMINAL IN
BACKFACE CORNER RADIUS	0.1300 INCHES NOMINAL IN
CONE CORNER RADIUS	0.1400 INCHES NOMINAL IN
STANDOUT WIDTH	0.3750 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 5

WS9030-20-21Reference document

Same NSN cross-reference

Reference document — Secondary reference

WS9030PCS20-21Reference document

Same NSN cross-reference

Reference document — Secondary reference

FF-B-187Reference document

Same NSN cross-reference

Reference document — Identification reference

MS19081-254Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

14656-442Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 655653?

655653 is a BEARING,ROLLER,TAPERED.

What parts can replace 655653?

There are 5 known substitutes for 655653: WS9030-20-21, WS9030PCS20-21, FF-B-187 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 655653?

655653 is cataloged in the U.S. Government catalog under NSN 3110-00-101-4181. This indicates validated use in U.S. government and defense supply chains.

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