Vertical-Mounted Masts

Specifications: Stiletto Masts

Model 4 Meter 6 Meter 10 Meter 15 Meter
Nested height (+0in/-1.0in) 40"/1.02m 47"/1.2m 68"/1.73m 95.5"/2.43m
Extended height (+4in/-0in) 13'-6"/4.1m 19'/5.79m 32'-10"/10m 49'-2"/15m
Payload 200lb/91kg 200lb/91kg 175lb/80kg 125lb./57kg
Erection time with power 1 min. 1 min., 30 sec. 2 min., 45 sec. 4 min.
Erection time (manual) 2 min., 15 sec. 3 min., 30 sec. 6 min., 30 sec. 10 min.
Typical payload sail area (CD = 1.5) 8 sq. ft. (2.4 sq. m) 8 sq. ft. (2.4 sq. m) 6 sq. ft. (1.8 sq. m) 4 sq. ft. (1.2 sq. m)
Deployment wind speed 50mph/75kmph 40mph/60kmph 34mph/51kmph 33mph/50kmph
Survival wind speed 110mph/165kph 100mph/150kph 80mph/120kph 65mph/105kph
Number of sections 9 9 9 9
Drive system SSTL Drive Screw SSTL Drive Screw SSTL Drive Screw SSTL Drive Screw
Tube O.D. range 10.31 to 4.31" 10.31 to 4.31" 10.31 to 4.31" 10.31 to 4.31"
Tube material1 Carbon composite Carbon composite Carbon composite Carbon composite
Power 28 VDC 28 VDC 28 VDC 28 VDC
Number of keys 2 2 2 2
Collar type Auto self-locking Auto self-locking Auto self-locking Auto self-locking
Base plate type Non-rotating Non-rotating Non-rotating Non-rotating
Foot print 11.25 x 17.625" 11.25 x 17.625" 11.25 x 17.625" 11.25 x 17.625"
Height readout Optional Optional Optional Optional
Finish2 #383 Green Satin Polane #383 Green Satin Polane #383 Green Satin Polane #383 Green Satin Polane
Weight excluding control box & cables 180lb/82kg 195lb/89kg 250lb/114kg 300lb/136kg
Rotation accuracy (twist) ±1° ±1° ±1° ±1°
  1. Options include fiberglass and higher MSI carbon composite.
  2. Other colors and finishes, including C.A.R.C, are available.
Stiletto MIL Spec Qualifications
Altitude: Sea level to 15,000 feet per MIL-STD-810F, Method 500.4
Transportation Altitude: Sea level to 15,000 feet (unpressurized) MIL-STD-810F, Method 500.4
Operating Temperature Ranges: -30°C to +65°C, MIL-STD-810F, Method 501.4 and 502.4
Storage Temperature Ranges: -40°C to +70°C, MIL-STD-810F, Method 501.4 and 500.4
Solar Radiation: Per MIL-STD-810F, Method 505.4
Rain: Per MIL-STD-810F, Method 506.4
Humidity: Per MIL-STD-810F, Method 507.4
Fungus: Per MIL-STD-810F, Method 508.4
Salt Fog: Per MIL-STD-810F, Method 509.4
Sand and Dust: Per MIL-STD-810F, Method 510.4
Ice and Freezing Rain: Per MIL-STD-810F, Method 521.2
Vibration and Shock: Per MIL-STD-810F, Method 514.5 and 516.5 (nested position)

Dimensions provided in catalog or on willburt.com are for reference only and are not intended for vehicle design purposes.
Specifications subject to change without notice.

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