Belden FS3L006NF, 6 F FX Loose Tube Cable OM3 Outdoor OSP Black Jacket

Belden FS3L006NF is an outdoor loose tube OM3 fiber optic cable designed for campus area networks and backbone runs. It features 6 fibers with 50/125 μm core construction and TIA-598-D color coding for consistent identification. Moisture protection includes gel-filled subunit waterblocking plus waterblock tape in the cable core. The cable is all-dielectric, includes waterblocking aramid yarns, and is finished with a black PE - Polyethylene outer jacket.

Belden FS3L006NF Key Features

• OM3 fiber type with 6 fibers and 50/125 μm core construction.
• TIA-598-D fiber color coding supports consistent fiber identification.
• Loose tube design with 1 active subunit and 6 fibers per subunit.
• Moisture protection includes gel-filled subunit waterblocking and waterblock tape in the cable core.
• Black PE - Polyethylene outer jacket with waterblocking aramid yarns.
• All-dielectric design: Yes.

Belden FS3L006NF Technical Specs

Fiber & Construction Details

Fiber diameter	250 μm
Number of fillers	4
Subunit diameter	0.078 in (2.0 mm)
Central strength member type	GRP
Armored	No
Rodent protected	No
Self-support	No

Jacket & Dimensions

Inner jacket material	PE - Polyethylene
Jacket material	PE - Polyethylene
Nom. diameter	0.364 in (9.2 mm)
Outer jacket ripcord	1
Bulk cable weight	39 lbs/kft (58 kg/km)

Optical Performance

Max. attenuation	3.0 dB/km @ 850 nm; 1.0 dB/km @ 1300 nm
1 Gigabit Ethernet performance	1000 @ 850 nm; 550 @ 1300 nm
10 Gigabit Ethernet performance	300 m @ 850 nm
Min. effective modal bandwidth (EMB)	2000 MHz-km @ 850 nm
Min. overfilled launch (OFL) bandwidth	1500 MHz-km @ 850 nm; 500 MHz-km @ 1300 nm

Mechanical Ratings

Minimum bend radius during installation	15x Cable OD
Minimum bend radius during operation	10x Cable OD
Max. tensile strength during installation	2670 N (600 lbf)
Max. tensile strength during operation	800 N (180 lbf)
Crush resistance	220 N/cm

Temperature Ratings

Installation temperature range	-30C to +70C
Operating temperature range	-40C to +70C
Storage temperature range	-40C to +75C

Compliance & Certifications

ICEA compliance	S-87-640
TIA/EIA compliance	ANSI/ICEA S-87-640
Sustainability	CA Prop 65

Belden FS3L006NF Applications

• Designed for outdoor installations where an OSP-rated fiber optic cable is needed.
• Supports campus area network connectivity across buildings and outdoor pathways.
• Suitable for backbone runs where a centralized fiber route is required.
• Environmental suitability includes Outdoor and Burial installations.

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