921685C1 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

921685C1: 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 OVERALL, overall_width: 38.00 MILLIMETERS NOMINAL MM, outside_diameter: 179.98 MILLIMETERS MINIMUM AND 180.00 MILLIMETERS MAXIMUM MM, style_designator: NORMAL ANGLE, backface_corner_radius: 2.50 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-126-1291, 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

921685C1

NSN: 3110-01-126-1291
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)

SPECIFICATIONS

material	STEEL OVERALL
overall_width	38.00 MILLIMETERS NOMINAL MM
outside_diameter	179.98 MILLIMETERS MINIMUM AND 180.00 MILLIMETERS MAXIMUM MM
style_designator	NORMAL ANGLE
backface_corner_radius	2.50 MILLIMETERS NOMINAL MM
NSN	3110-01-126-1291

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: NORMAL ANGLE

•

OUTSIDE DIAMETER: 179.98 MILLIMETERS MINIMUM AND 180.00 MILLIMETERS MAXIMUM MM

•

BACKFACE CORNER RADIUS: 2.50 MILLIMETERS NOMINAL MM

•

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
OVERALL WIDTH	38.00 MILLIMETERS NOMINAL MM
OUTSIDE DIAMETER	179.98 MILLIMETERS MINIMUM AND 180.00 MILLIMETERS MAXIMUM MM
BACKFACE CORNER RADIUS	2.50 MILLIMETERS NOMINAL MM
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

JHM522610Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

3110011261291Reference document

Same NSN cross-reference

Reference document — Informative reference only

10500802Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 921685C1?

921685C1 is a CUP,TAPERED ROLLER BEARING.

What parts can replace 921685C1?

There are 3 known substitutes for 921685C1: JHM522610, 3110011261291, 10500802. Substitute compatibility should be verified for your specific system.

What is the NSN for 921685C1?

921685C1 is cataloged in the U.S. Government catalog under NSN 3110-01-126-1291. This indicates validated use in U.S. government and defense supply chains.

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921685C1 — CUP,TAPERED ROLLER BEARING

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