PartsTable
Technical Data Sheet
PartsTable / MRO / 21-212
21-212 ✓ Verified by PartsTable
Freecom · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

Extremely fast and fan-less designed Slimline Combo drive.<br>Create, save and share your data, music, Video CDs, photo CDs<br>and watch DVDs on a PC.<br>Great for MP3, data backups, DVD movies and images.<br>Records a CD in less than 4 minutes.<br>Installs in seconds without opening your Notebook or<br>Desktop PC.<br>Connects and disconnects without restarting!<br>Bus Powered on most PCs with USB ports.<br>Fan-less design, resulting in a quiet, no noise operation!<br>Compatible with Windows 98SE/2000/ME/XP.<br>Including Buffer UnderRun prevention.<br>Supports CD-Text, multi read capable.<br>Including K-slot for Kensington MicroSaver security cable.<br>Unlimited free helpdesk support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-357-0445, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 21-212
NSN: 5999-01-357-0445
FSC: 5999
CAGE: 01961 — PULSE ENGINEERING INC (USA)
SPECIFICATIONS
materialALUMINUM
lens_typePLANOCHROMATIC
polarizerNOT PROVIDED
stage_typeMECHANICAL
design_typeGENERAL PURPOSE
usage_designHISTOLOGICAL AND PATHOLOGICAL
body_materialALUMINUM ALLOY 6061
carrying_casePROVIDED
focusing_typeADJUSTABLE
magnification10.0X NOMINAL AND 40.0X NOMINAL AND 100.0X NOMINAL
objective_typeOIL IMMERSION
mirror_quantity1
NSN5999-01-357-0445
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 21-212 MFR Freecom RELAY,ELECTROMAGNETIC
KEY FEATURES
•
MOUNTING FACILITY: PIN(S)
•
PULSE RISE TIME RATING: 4.0 NANOSECONDS NS
•
TERMINAL TYPE AND QUANTITY: 14 PIN
•
DELAY TIME VARIATION METHOD: TAPPED
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESTOTAL DELAY 150 NS NS
MOUNTING FACILITYPIN(S)
PULSE RISE TIME RATING4.0 NANOSECONDS NS
TERMINAL TYPE AND QUANTITY14 PIN
DELAY TIME VARIATION METHODTAPPED
SPECIAL FEATURESTOTAL DELAY 150 NS NS
MOUNTING FACILITYPIN(S)
PULSE RISE TIME RATING4.0 NANOSECONDS NS
TERMINAL TYPE AND QUANTITY14 PIN
DELAY TIME VARIATION METHODTAPPED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
PE-21212Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-212?
21-212 is a RELAY,ELECTROMAGNETIC manufactured by Freecom. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21-212?
There is 1 known substitute for 21-212: PE-21212. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-212?
21-212 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-357-0445. 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