971522R1 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

971522R1: 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: 1.3438 INCHES NOMINAL IN, outside_diameter: 5.5960 INCHES NOMINAL IN, special_features: DUTY CL HM SERIES, style_designator: NORMAL ANGLE, backface_corner_radius: 0.1250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-277-0654, 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

971522R1

NSN: 3110-00-277-0654
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 45RP7 — DRESSTA NORTH AMERICA LTD (USA)

SPECIFICATIONS

material	STEEL OVERALL
overall_width	1.3438 INCHES NOMINAL IN
outside_diameter	5.5960 INCHES NOMINAL IN
special_features	DUTY CL HM SERIES
style_designator	NORMAL ANGLE
backface_corner_radius	0.1250 INCHES NOMINAL IN
standard_tolerance_designation	AFBMA CLASS 2
NSN	3110-00-277-0654

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: NORMAL ANGLE

•

OUTSIDE DIAMETER: 5.5960 INCHES NOMINAL IN

•

BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN

•

STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2

•

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	1.3438 INCHES NOMINAL IN
OUTSIDE DIAMETER	5.5960 INCHES NOMINAL IN
BACKFACE CORNER RADIUS	0.1250 INCHES NOMINAL IN
SPECIAL FEATURES	DUTY CL HM SERIES
STANDARD TOLERANCE DESIGNATION	AFBMA CLASS 2
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 5

FF-B-187Reference document

Same NSN cross-reference

Reference document — Identification reference

3110002770654Reference document

Same NSN cross-reference

Reference document — Secondary reference

D49210Reference document

Same NSN cross-reference

Reference document — Secondary reference

49210Reference document

Same NSN cross-reference

Reference document — Secondary reference

JD9112Same 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 971522R1?

971522R1 is a CUP,TAPERED ROLLER BEARING.

What parts can replace 971522R1?

There are 5 known substitutes for 971522R1: FF-B-187, 3110002770654, D49210 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 971522R1?

971522R1 is cataloged in the U.S. Government catalog under NSN 3110-00-277-0654. This indicates validated use in U.S. government and defense supply chains.

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971522R1 — CUP,TAPERED ROLLER BEARING

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