BRTAK1 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

BRTAK1: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 1.4375 INCHES NOMINAL IN, bore_diameter: 2.8125 INCHES NOMINAL IN, special_features: DUTY CLASS HM SERIES, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1400 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-278-7253, 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

BRTAK1

NSN: 3110-00-278-7253
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 05643 — BARBER-GREENE CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
cone_width	1.4375 INCHES NOMINAL IN
bore_diameter	2.8125 INCHES NOMINAL IN
special_features	DUTY CLASS HM SERIES
style_designator	NORMAL ANGLE
cone_corner_radius	0.1400 INCHES NOMINAL IN
standard_tolerance_designation	AFBMA CLASS 2
NSN	3110-00-278-7253

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: NORMAL ANGLE

•

CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN

•

CONE WIDTH: 1.4375 INCHES NOMINAL IN

•

STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2

•

BORE DIAMETER: 2.8125 INCHES NOMINAL IN

•

MATERIAL: STEEL 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

STYLE DESIGNATOR	NORMAL ANGLE
CONE CORNER RADIUS	0.1400 INCHES NOMINAL IN
CONE WIDTH	1.4375 INCHES NOMINAL IN
SPECIAL FEATURES	DUTY CLASS HM SERIES
STANDARD TOLERANCE DESIGNATION	AFBMA CLASS 2
BORE DIAMETER	2.8125 INCHES NOMINAL IN
MATERIAL	STEEL 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 3

1305372Reference document

Same NSN cross-reference

Reference document — Secondary reference

5L2030Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

HM813849Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 BRTAK1?

BRTAK1 is a CONE AND ROLLERS,TAPERED ROLLER.

What parts can replace BRTAK1?

There are 3 known substitutes for BRTAK1: 1305372, 5L2030, HM813849. Substitute compatibility should be verified for your specific system.

What is the NSN for BRTAK1?

BRTAK1 is cataloged in the U.S. Government catalog under NSN 3110-00-278-7253. This indicates validated use in U.S. government and defense supply chains.

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BRTAK1 — CONE AND ROLLERS,TAPERED ROLLER

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