731359 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

731359: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL SEPARATOR SLUG, cup_width: 0.4688 INCHES NOMINAL IN, cone_width: 0.5938 INCHES NOMINAL IN, bore_diameter: 4.0000 INCHES NOMINAL IN, overall_width: 0.6250 INCHES NOMINAL IN, alignment_type: RIGID. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-950-9391, 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

731359

NSN: 3110-00-950-9391
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 12603 — CLARK EQUIPMENT CO (USA)

SPECIFICATIONS

material	STEEL SEPARATOR SLUG
cup_width	0.4688 INCHES NOMINAL IN
cone_width	0.5938 INCHES NOMINAL IN
bore_diameter	4.0000 INCHES NOMINAL IN
overall_width	0.6250 INCHES NOMINAL IN
alignment_type	RIGID
standout_width	0.1562 INCHES NOMINAL IN
outside_diameter	2.5312 INCHES NOMINAL IN
special_features	DUTY CLASS M SERIES
style_designator	STRAIGHT BORE, NORMAL ANGLE
cone_corner_radius	0.0600 INCHES NOMINAL IN
backface_corner_radius	0.0600 INCHES NOMINAL IN
NSN	3110-00-950-9391

COMPONENT DIAGRAM

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

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 5

4254054Reference document

Same NSN cross-reference

Reference document — Secondary reference

FF-B-187/01Reference document

Same NSN cross-reference

Reference document — Identification reference

FF-B-187/01-738Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

L225810Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5P890Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 731359?

731359 is a CUP,TAPERED ROLLER BEARING.

What parts can replace 731359?

There are 5 known substitutes for 731359: 4254054, FF-B-187/01, FF-B-187/01-738 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 731359?

731359 is cataloged in the U.S. Government catalog under NSN 3110-00-950-9391. This indicates validated use in U.S. government and defense supply chains.

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