JM734449JM734410 — BEARING,ROLLER,TAPERED

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

JM734449JM734410: 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 material: STEEL OVERALL, cup_width: 46.00 MILLIMETERS NOMINAL MM, cone_width: 44.50 MILLIMETERS NOMINAL MM, bore_diameter: 169.975 MILLIMETERS MINIMUM AND 170.000 MILLIMETERS MAXIMUM MM, overall_width: 46.00 MILLIMETERS NOMINAL MM, standout_width: 9.00 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-140-2061, 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

JM734449JM734410

NSN: 3110-00-140-2061
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)

SPECIFICATIONS

material	STEEL OVERALL
cup_width	46.00 MILLIMETERS NOMINAL MM
cone_width	44.50 MILLIMETERS NOMINAL MM
bore_diameter	169.975 MILLIMETERS MINIMUM AND 170.000 MILLIMETERS MAXIMUM MM
overall_width	46.00 MILLIMETERS NOMINAL MM
standout_width	9.00 MILLIMETERS NOMINAL MM
special_features	DUTY CLASS JM SERIES
style_designator	STRAIGHT BORE, NORMAL ANGLE
cone_corner_radius	3.0 MILLIMETERS NOMINAL MM
backface_corner_radius	2.5 MILLIMETERS NOMINAL MM
overall_outside_diameter	239.970 MILLIMETERS MINIMUM AND 240.000 MILLIMETERS MAXIMUM MM
NSN	3110-00-140-2061

COMPONENT DIAGRAM

KEY FEATURES

•

CUP WIDTH: 46.00 MILLIMETERS NOMINAL MM

•

STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE

•

OVERALL OUTSIDE DIAMETER: 239.970 MILLIMETERS MINIMUM AND 240.000 MILLIMETERS MAXIMUM MM

•

BACKFACE CORNER RADIUS: 2.5 MILLIMETERS NOMINAL MM

•

CONE CORNER RADIUS: 3.0 MILLIMETERS NOMINAL MM

•

STANDOUT WIDTH: 9.00 MILLIMETERS NOMINAL MM

•

CONE WIDTH: 44.50 MILLIMETERS NOMINAL MM

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	46.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATOR	STRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH	46.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	239.970 MILLIMETERS MINIMUM AND 240.000 MILLIMETERS MAXIMUM MM
BACKFACE CORNER RADIUS	2.5 MILLIMETERS NOMINAL MM
CONE CORNER RADIUS	3.0 MILLIMETERS NOMINAL MM
STANDOUT WIDTH	9.00 MILLIMETERS NOMINAL MM
CONE WIDTH	44.50 MILLIMETERS NOMINAL MM
SPECIAL FEATURES	DUTY CLASS JM SERIES
BORE DIAMETER	169.975 MILLIMETERS MINIMUM AND 170.000 MILLIMETERS MAXIMUM MM

SUBSTITUTES & CROSS-REFERENCES 3

70685122Reference document

Same NSN cross-reference

Reference document — Secondary reference

DS3225-28Reference document

Same NSN cross-reference

Reference document — Secondary reference

2001505Same 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 JM734449JM734410?

JM734449JM734410 is a BEARING,ROLLER,TAPERED.

What parts can replace JM734449JM734410?

There are 3 known substitutes for JM734449JM734410: 70685122, DS3225-28, 2001505. Substitute compatibility should be verified for your specific system.

What is the NSN for JM734449JM734410?

JM734449JM734410 is cataloged in the U.S. Government catalog under NSN 3110-00-140-2061. This indicates validated use in U.S. government and defense supply chains.

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JM734449JM734410 — BEARING,ROLLER,TAPERED

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