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PartsTable / COMPONENT / MILE1-991
MILE1-991 ✓ Verified by PartsTable
— · SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, features_provided: HERMETICALLY SEALED CASE, terminal_type_and_quantity: 2 TAB, SOLDER LUG, nondefinitive_spec/std_data: 1N256 TYPE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-518-4499, 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
MILE1-991
NSN: 5961-00-518-4499
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 TAB, SOLDER LUG
nondefinitive_spec/std_data1N256 TYPE
NSN5961-00-518-4499
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN MILE1-991 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
•
MATERIAL: SILICON SEMICONDUCTOR
•
NONDEFINITIVE SPEC/STD DATA: 1N256 TYPE
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSILICON SEMICONDUCTOR
NONDEFINITIVE SPEC/STD DATA1N256 TYPE
FEATURES PROVIDEDHERMETICALLY SEALED CASE
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
90-1Interchangeable
interchangeable cross-reference
interchangeable
3-609Interchangeable
interchangeable cross-reference
interchangeable
TMT-99-1Interchangeable
interchangeable cross-reference
interchangeable
1-1-2CCC991-10Interchangeable
interchangeable cross-reference
interchangeable
2310-1602Interchangeable
interchangeable cross-reference
interchangeable
991Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILE1-991?
MILE1-991 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace MILE1-991?
There are 18 known substitutes for MILE1-991: 90-1, 3-609, TMT-99-1 and 15 more. Substitute compatibility should be verified for your specific system.
Is MILE1-991 still available?
MILE1-991 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026