Specifications

Standard-Duty Non-Locking Mast Specifications

Standard Duty Models 5-20 6-27 7-34 8-30
Payload Capacity 70 lb. / 31.8 kg 40 lb. / 18.1 kg 40 lb. / 18.1 kg 100 lb. / 45.4 kg
Extended Height 20' / 6.1 m 26' 10" / 8.18 m 33' 10" / 10.31 m 29' 11" / 9.12 m
Nested Height 5' 4" / 1.63 m 6' / 1.83 m 7' / 2.13 m 8' / 2.44 m
Approximate Mast Weight 45 lb. / 21 kg 54 lb. / 25 kg 67 lb. / 31 kg 64 lb. / 29 kg
Number of Sections 6 7 7 5
Tube Diameter 5-2.5" / 127-64 mm 5-2" / 127-51 mm 5-2"/ 127-51 mm 5-3"/ 127-76 mm
Collar Type Non-Locking Non-Locking Non-Locking Non-Locking
Maximum Operating Pressure 20 PSIG (1.4 bar) 20 PSIG (1.4 bar) 20 PSIG (1.4 bar) 20 PSIG (1.4 bar)
Wind Charts 5-20 STDNL Wind Chart 6-27 STDNL Wind Chart 7-34 STDNL Wind Chart 8-30 STDNL Wind Chart
Customer Drawings Download 5-20 Customer Drawing N/A N/A Download 8-30 Customer Drawing

Specifications are for reference only and are subject to change.  Please contact Will-Burt Engineering for current and exact specifications.

Heavy-Duty Non-Locking Mast Specifications

Heavy Duty Models 6-25 7-30 7-42 8.5-48 8.5-52 9.5-56 9-58
Payload Capacity 200 lb. / 90.7 kg 200 lb. / 90.7 kg 200 lb. / 90.7 kg 300 lb. / 136.1 kg 200. lb / 90.7 kg 300 lb. / 136.1 kg 200 lb. / 90.7 kg
Extended Height 25' / 7.62 m 29' 1" / 8.86 m 41' 2" / 12.55 m 48' / 14.63 m 52' / 15.85 m 56' 2" / 17.12 m 58' / 17.68 m
Nested Height 5' 10" / 1.78 m 6' 8" / 2.03 m 7' 1" / 2.16 m 8' 6" / 2.59 m 8' 4" / 2.54 m 9' 6" / 2.90 m 9' / 2.74 m
Approximate Weight 110 lb. / 50 kg 125 lb. / 57 kg 235 lb. / 107 kg 275 lb. / 125 kg 266 lb. / 121 kg 296 lb. / 135 kg 290 lb. / 132 kg
Number of Sections 6 6 9 8 9 8 9
Tube Diameter 6.75-3" / 171-76 mm 6.75-3" / 171-76 mm 9-3" / 229-76 mm 9-3.75" / 229-95 mm 9-3" / 229-76mm 9-3.75" / 229-95 mm 9-3" / 229-76 mm
Collar Type Non-Locking Non-Locking Non-Locking Non-Locking Non-Locking Non-Locking Non-Locking
Maximum Operating Pressure 35 PSIG (2.4 bar) 35 PSIG (2.4 bar) 35 PSIG (2.4 bar) 35 PSIG (2.4 bar) 35 PSIG (2.4 bar) 35 PSIG (2.4 bar) 35 PSIG (2.4 bar)
Wind Charts 6-25 HDNL Wind Chart 7-30 HDNL Wind Chart 7-42 HDNL Wind Chart 8.5-48 HDNL Wind Chart 8.5-52 HDNL Wind Chart 9.5-56 HDNL Wind Chart 9-58 HDNL Wind Chart
Customer Drawing Download 6-25 Customer Drawing Download 7-30 Customer Drawing Download 7-42 Customer Drawing Download 8.5-48 Customer Drawing Download 8.5-52 Customer Drawing Download 9.5-56 Customer Drawing Download 9-58 Customer Drawing

Specifications are for reference only and are subject to change.  Please contact Will-Burt Engineering for current and exact specifications.

Super Heavy-Duty Non-Locking Mast Specifications

Super Heavy Duty Models 10-38 12-48
Payload Capacity 1,200. lb / 544.3 kg 1,200 lb. / 544.3 kg
Extended Height 38' / 11.58 m 47' 11" / 14.61 m
Nested Height 10' / 3.05 m 12' / 3.66 m
Approximate Weight 400 lb. / 181 kg 475 lb. / 215 kg
Number of Sections 5 5
Tube Diameter 11.25-7.5" / 285-192 mm 11.25-7.5" / 285-192 mm
Collar Type Non-Locking Non-Locking
Maximum Operating Pressure 35 PSIG (2.4 bar) 35 PSIG (2.4 bar)
Wind Charts 10-38 SHDNL Wind Chart 12-48 SHDNL Wind Chart

Specifications are for reference only and are subject to change.  Please contact Will-Burt Engineering for current and exact specifications.

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