A21308 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

A21308: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 0.8480 INCHES NOMINAL IN, bore_diameter: 0.8120 INCHES NOMINAL IN, special_features: 0.0620 IN. BY 45 DEG CHAMFER BACK-FACE CORNER RADIUS IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.0620 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-100-3707, 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

A21308

NSN: 3110-00-100-3707
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60266 — RELIANCE ELECTRIC CO TOLEDO SCALE DIV

SPECIFICATIONS

material	STEEL OVERALL
cone_width	0.8480 INCHES NOMINAL IN
bore_diameter	0.8120 INCHES NOMINAL IN
special_features	0.0620 IN. BY 45 DEG CHAMFER BACK-FACE CORNER RADIUS IN
style_designator	NORMAL ANGLE
cone_corner_radius	0.0620 INCHES NOMINAL IN
standard_tolerance_designation	AFBMA CLASS 2
NSN	3110-00-100-3707

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: NORMAL ANGLE

•

CONE CORNER RADIUS: 0.0620 INCHES NOMINAL IN

•

CONE WIDTH: 0.8480 INCHES NOMINAL IN

•

STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2

•

BORE DIAMETER: 0.8120 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	0.0620 INCHES NOMINAL IN
CONE WIDTH	0.8480 INCHES NOMINAL IN
SPECIAL FEATURES	0.0620 IN. BY 45 DEG CHAMFER BACK-FACE CORNER RADIUS IN
STANDARD TOLERANCE DESIGNATION	AFBMA CLASS 2
BORE DIAMETER	0.8120 INCHES NOMINAL IN
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

7541019Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

4-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

31996Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is A21308?

A21308 is a CONE AND ROLLERS,TAPERED ROLLER.

What parts can replace A21308?

There are 3 known substitutes for A21308: 7541019, 4-1, 31996. Substitute compatibility should be verified for your specific system.

What is the NSN for A21308?

A21308 is cataloged in the U.S. Government catalog under NSN 3110-00-100-3707. This indicates validated use in U.S. government and defense supply chains.

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A21308 — CONE AND ROLLERS,TAPERED ROLLER

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