20405 — MICROCIRCUIT,DIGITAL

✓ Government record, cited

Freecom · TAPERED BEARING

PRODUCT OVERVIEW

20405: MICROCIRCUIT,DIGITAL.

Freecom FHD-XS super small 1,8” hard drive - The world's smallest external hard drive with integrated USB Cable - Ultra compact, robust aluminum design for mobile computing applications - Hi-speed USB 2.0 interface - Bus powered, no AC adapter needed - Unique SYNC button for One Button Data Synchronization - Fast installation without rebooting, just plug and go - Can be easily carried in your pocket - Including award winning Acronis True Image software - 2 years manufacturers warranty and unlimited helpdesk support Designed for: - Data storage; use all your data, like business information and digital photos, videos,MP3s and all other files directly from the drive - File sharing; share all your important data between computers and networks - Backup; protect all your data against calamity, human errors and virus infections - Archiving; archive all your data and lock up drive for extra data security - Installations; co This part is cataloged in the U.S. Government catalog under NSN 3110-00-156-6790, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS

20405

NSN: 3110-00-156-6790
NIINs: 001566790, 003752877, 005502751, 005957616, 006695785, 008385260, 010345184, 010555161, 011821800, 012867336, 013098278, 013449531, 016754887
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)

SPECIFICATIONS

end_type	DOUBLE SETSCREW FIRST END
material	STEEL
seal_type	LABYRINTH
base_style	MEDIUM TWO PIN
block_type	FIXED
body_width	0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
bore_shape	STRAIGHT
bulb_style	T ("U" SHAPED TUBULAR)
base_length	3.1250 INCHES NOMINAL IN
body_height	0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length	0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
bore_diameter	2.1875 INCHES NOMINAL IN
NSN	3110-00-156-6790

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 80.00 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

•

CONTACT ANGLE: 25.0 DEGREES MAXIMUM

•

LOAD DIRECTION: ANGULAR

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
SURFACE FINISH	GROUND
STYLE DESIGNATOR	COUNTERBORED OUTER RING, NON-SEPARABLE
OVERALL WIDTH	21.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	80.00 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
CONTACT ANGLE	25.0 DEGREES MAXIMUM
LOAD DIRECTION	ANGULAR
STANDARD TOLERANCE DESIGNATION	ABEC NO.1
BORE DIAMETER	25.00 MILLIMETERS NOMINAL MM

SUBSTITUTES & CROSS-REFERENCES 2

R147PC7Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

7405Reference 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 20405?

20405 is a MICROCIRCUIT,DIGITAL manufactured by Freecom.

What parts can replace 20405?

There are 2 known substitutes for 20405: R147PC7, 7405. Substitute compatibility should be verified for your specific system.

What is the NSN for 20405?

20405 is cataloged in the U.S. Government catalog under NSN 3110-00-156-6790. This indicates validated use in U.S. government and defense supply chains.

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20405 — MICROCIRCUIT,DIGITAL

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