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Technical Data Sheet
PartsTable / STORAGE_HDD / 9570
9570 ✓ Verified by PartsTable
— · STORAGE_HDD · 3.5_SATA_HDD
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

The OPTICAL READER,DATA ENTRY is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include material: RUBBER SYNTHETIC OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, power_source: EXTERNAL, inclosure_type: ENCASED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1635, 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
STORAGE_HDD→ 3.5_SATA_HDD→ 9570
NSN: 4820-00-036-1635
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
tooth_formSTANDARD
power_sourceEXTERNAL
inclosure_typeENCASED
pitch_diameter0.5880 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity14
hardness_rating260.0 BRINELL STANDARD MINIMUM AND 311.0 BRINELL STANDARD MAXIMUM OVERALL
mounting_methodTHREADED
thermostat_typeBELLOWS
NSN4820-00-036-1635
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 9570 OEM NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN 9570 MFR OEM
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
9570Interchangeable
interchangeable cross-reference
interchangeable
227Interchangeable
interchangeable cross-reference
interchangeable
3887691Interchangeable
interchangeable cross-reference
interchangeable
339637C91Interchangeable
interchangeable cross-reference
interchangeable
R-30786Interchangeable
interchangeable cross-reference
interchangeable
09570Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9570?
9570 is a OPTICAL READER,DATA ENTRY. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 9570?
There are 7 known substitutes for 9570: 9570, 227, 3887691 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9570?
9570 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-036-1635. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026