PartsTable
Technical Data Sheet
501681 ✓ Verified by PartsTable
· MOTHERBOARD · BACKPLANE
WHAT YOU NEED TO KNOW
Backplanes — always check if cables are included or just the assembly.
PRODUCT OVERVIEW

The PRINTED WIRING BOARD is a the manufacturer industrial component. Key specifications include port_style: PLAIN, bore_diameter: 4.000 INCHES NOMINAL IN, extended_length: 31.500 INCHES NOMINAL IN, overall_diameter: 4.620 INCHES NOMINAL IN, compressed_length: 21.500 INCHES NOMINAL IN, port_thread_class: 1A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-177-0476, 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
MOTHERBOARD BACKPLANE 501681
NSN: 5998-01-177-0476
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 47496 — THE DEWEY ELECTRONICS CORPORATION DIV PITOMETER LOG DIVISION (USA)
SPECIFICATIONS
port_stylePLAIN
bore_diameter4.000 INCHES NOMINAL IN
extended_length31.500 INCHES NOMINAL IN
overall_diameter4.620 INCHES NOMINAL IN
compressed_length21.500 INCHES NOMINAL IN
port_thread_class1A A
port_thread_diameter0.875 INCHES NOMINAL IN
design_characteristicsSINGLE ACTING SINGLE CYLINDER
first_end_hole_diameter1.512 INCHES MINIMUM AND 1.514 INCHES MAXIMUM IN
first_piston_rod_end_styleBUSHING TYPE
mounting_type_and_locationFORK CYLINDER HEAD END
port_thread_quantity_per_inch14
NSN5998-01-177-0476
COMPONENT DIAGRAM
BAY 0SAS/SATA BAY 1SAS/SATA BAY 2SAS/SATA BAY 3SAS/SATA BAY 4SAS/SATA BAY 5SAS/SATA BAY 6SAS/SATA BAY 7SAS/SATA SAS EXP CHIP SAS IN 0 SAS IN 1 PWR 8-BAY SFF DRIVE BACKPLANE | 8-Bay SFF | SAS/SATA SAS expander | Dual SAS input | SAS/SATA TITLE BACKPLANE PN 501681 MFR PRINTED WIRING BOARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
501681Interchangeable
interchangeable cross-reference
interchangeable
0664375Interchangeable
interchangeable cross-reference
interchangeable
01681Interchangeable
interchangeable cross-reference
interchangeable
1134Interchangeable
interchangeable cross-reference
interchangeable
19FNInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 501681?
501681 is a PRINTED WIRING BOARD. It is classified as a MOTHERBOARD (BACKPLANE).
What parts can replace 501681?
There are 5 known substitutes for 501681: 501681, 0664375, 01681 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 501681?
501681 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-177-0476. This indicates validated use in U.S. government and defense supply chains.
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