4L8308 — BEARING,ROLLER,TAPERED

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

4L8308: 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 COMP E52100 OVERALL, bore_diameter: 5.0000 INCHES NOMINAL IN, special_features: TW0 SINGLE CUPS TWO SINGLE CONES W/ CONE AND CUP SPACERS BENCH LATERAL 0.016 INCHES IN, overall_outside_diameter: 7.7500 INCHES NOMINAL IN, material_document_and_classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-397-5555, 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

4L8308

NSN: 3110-00-397-5555
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP E52100 OVERALL
bore_diameter	5.0000 INCHES NOMINAL IN
special_features	TW0 SINGLE CUPS TWO SINGLE CONES W/ CONE AND CUP SPACERS BENCH LATERAL 0.016 INCHES IN
overall_outside_diameter	7.7500 INCHES NOMINAL IN
material_document_and_classification	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN	3110-00-397-5555

COMPONENT DIAGRAM

KEY FEATURES

•

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

•

OVERALL OUTSIDE DIAMETER: 7.7500 INCHES NOMINAL IN

•

BORE DIAMETER: 5.0000 INCHES NOMINAL IN

•

MATERIAL: STEEL COMP E52100 OVERALL

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

MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL OUTSIDE DIAMETER	7.7500 INCHES NOMINAL IN
SPECIAL FEATURES	TW0 SINGLE CUPS TWO SINGLE CONES W/ CONE AND CUP SPACERS BENCH LATERAL 0.016 INCHES IN
BORE DIAMETER	5.0000 INCHES NOMINAL IN
MATERIAL	STEEL COMP E52100 OVERALL

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4L8308?

4L8308 is a BEARING,ROLLER,TAPERED.

What is the NSN for 4L8308?

4L8308 is cataloged in the U.S. Government catalog under NSN 3110-00-397-5555. This indicates validated use in U.S. government and defense supply chains.

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4L8308 — BEARING,ROLLER,TAPERED

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