658021 — MICROCIRCUIT,DIGITAL

✓ Government record, cited

Kosmos · TAPERED BEARING

PRODUCT OVERVIEW

658021: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a Kosmos industrial component. Key specifications include material: STEEL OVERALL, body_width: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, bore_shape: STRAIGHT, body_height: 0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, body_length: 0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, bore_diameter: 55.00 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-554-2983, 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

658021

NSN: 3110-00-554-2983
NIINs: 005542983, 009271568
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_width	0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
bore_shape	STRAIGHT
body_height	0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length	0.660 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
bore_diameter	55.00 MILLIMETERS NOMINAL MM
overall_width	21.0 MILLIMETERS NOMINAL MM
load_direction	RADIAL
surface_finish	GROUND
style_designator	LOADING GROOVE, NON-SEPARABLE
features_provided	HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND MEDIUM POWER AND MEDIUM SPEED AND W/TOTEM POLE OUTPUT
output_logic_form	TRANSISTOR-TRANSISTOR LOGIC
NSN	3110-00-554-2983

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 100.00 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

•

LOAD DIRECTION: RADIAL

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
INTERNAL FIT-UP DESIGNATION	STANDARD
SURFACE FINISH	GROUND
STYLE DESIGNATOR	LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH	21.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	100.00 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
LOAD DIRECTION	RADIAL
STANDARD TOLERANCE DESIGNATION	ABEC NO.1
BORE DIAMETER	55.00 MILLIMETERS NOMINAL MM

SUBSTITUTES & CROSS-REFERENCES 8

12515Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

211WSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1211Reference document

Same NSN cross-reference

Reference document — Secondary reference

35362Reference document

Same NSN cross-reference

Reference document — Secondary reference

GX148Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

901211Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 658021?

658021 is a MICROCIRCUIT,DIGITAL manufactured by Kosmos.

What parts can replace 658021?

There are 8 known substitutes for 658021: 12515, 211W, 1211 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 658021?

658021 is cataloged in the U.S. Government catalog under NSN 3110-00-554-2983. This indicates validated use in U.S. government and defense supply chains.

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658021 — MICROCIRCUIT,DIGITAL

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