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Products // Transmission Crossarms & Braces

The most comprehensive line of fiberglass transmission crossarms and braces available!

PUPI® is the leader in fiberglass crossarms for the electrical power industry. Available for single-pole and H-frame structures, PUPI® transmission crossarms and braces are engineered for maximum strength and consistent performance in a wide-range of standard and made-to-order configurations. With exclusive SunGUARD UV resistant coating and TorqueGUARD bushings, PUPI® crossarms are proven to withstand the elements better than wood, steel or other composite beams – in any climate! PUPI adjustable X-, knee and vee braces feature patented EZE-Fit brackets (US Patent 9,197,051).

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  • Tangents
  • Deadends
  • H-Frame Braces
  • Hardware
  • Product Photos
  • PLS Pole Library
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PUPI PART NUMBER DESCRIPTION CROSSARM PROFILE DIMENSIONS ULTIMATE VERTICAL LOAD RATING PER POSITION CROSSARM ASSEMBLY WEIGHT
in lbs
downloads
SINGLE POLE MOUNT TANGENT CROSSARMS (SELECTED)
TB3000180SPX2 15' Single Arm With Pole Mount 3-5/8" X 4-5/8" 6,200 per side 86  
TB4000180SPX2 15' Single Arm With Pole Mount 4" X 6" 8,800 per side 111  
Custom lengths are available. Load ratings and weights will vary with arm length and hardware configuration.
22' H-FRAME TANGENT CROSSARM ASSEMBLIES - 3 POSITION
TX300026441H2 Single Arm 3 5/8" X 4 5/8" 6,000 95
download
TD300026441H2 Single Arm With Pole Mounts 3 5/8" X 4 5/8" 6,000 141
download
TX400026441H2 Single Arm 4" X 6" 9,000 129
download
TD400026441H2 Single Arm With Pole Mounts 4" X 6" 9,000 181
download
Ultimate vertical strength with 10.5' pole spacing. Unless otherwise noted, strength ratings are for crossarms without braces.
26' H-FRAME TANGENT CROSSARM ASSEMBLIES - 3 POSITION
TX400031255H2 Single Arm 4" X 6" 7,500/15,000* 152
download
TD400031255H2 Single Arm With Pole Mounts 4" X 6" 8,000 204
download
TX402031254H2 Double Arm 4" X 6" 15,000 411
download
Ultimate vertical strength with 12.5' pole spacing. Unless otherwise noted, strength ratings are for crossarms without braces. *Rating with PUPI knee braces.
32' H-FRAME TANGENT CROSSARM ASSEMBLIES - 3 POSITION
TX400038471H2 Single Arm 4" X 6" 4,000/15,000* 187
download
TX402038471H2 Double Arm 4" X 6" 8,000 481
download
Ultimate vertical strength with 15.5' pole spacing. Unless otherwise noted, strength ratings are for crossarms without braces. *Rating with PUPI knee braces.

 

Single Pole Numbering System

transmission

H-Frame Numbering System

transmission

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PUPI PART NUMBER DESCRIPTION CROSSARM PROFILE DIMENSIONS ULTIMATE LOAD RATING PER POSITION CROSSARM ASSEMBLY WEIGHT in lbs
downloads
SINGLE POLE MOUNT DEADEND ASSEMBLIES (SELECTED)
DA4000180E4SPX2 15' Single Arm With Pole Mount. 4 Position. 4" X 6" 9,000 133  
DA3020180E4SPX2 15' Double Arm With Pole Mount. 4 Position. 3-5/8" X 4-5/8" 12,000 218  
Custom lengths are available. Load ratings and weights will vary with arm length and hardware configuration.
22' H-FRAME DEADEND CROSSARM ASSEMBLIES – 3 POSITION
DD3000264E342H2 Single Arm With 2 Pole Mounts And Eye Hardware 3 5/8" X 4 5/8" 10,000 146
download
DD4000264E342H2 Single Arm With 2 Pole Mounts And Eye Hardware 4" X 6" 12,000 188
download
Ultimate horizontal strength calculated with 14.5' pole spacing.
26' H-FRAME DEADEND CROSSARM ASSEMBLIES – 3 POSITION
DD3000312E356H2 Single Arm With 2 Pole Mounts And Eye Hardware 3 5/8" X 4 5/8" 5,300 163
download
DD4000312E356H2 Single Arm With 2 Pole Mounts And Eye Hardware 4" X 6" 8,400 211
download
Ultimate horizontal strength calculated with 12.5' pole spacing.
Single Pole Numbering System

transmission

H-Frame Numbering System

transmission

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PUPI PART NUMBER DESCRIPTION HOLE CENTER TO HOLE CENTER LENGTH BEAM PROFILE DIMENSION LENGTH ADJUSTABILITY TENSION STRENGTH
in lbs
BRACE WEIGHT
in lbs
downloads
H-FRAME KNEE & VEE BRACES
K0092TMSPX62 Knee Brace 30° - 60° Variable Angle For 26' Single Arm 92" 3 5/8" X 4 5/8" +/- 5" 20,000 66
download
K0092TM03662 Knee Brace 45° Fixed Angle For 26' Single Arm 92" 3 5/8" X 4 5/8" fixed 20,000 52
download
V0098DMSPX62 Vee Brace 30° - 60° Variable Angle For 26' Double Arm 98" 3 5/8" X 4 5/8" +/- 5" 20,000 65
download
K0118TMSPX62 Knee Brace 30° - 60° Variable Angle For 32' Single Arm 118" 3 5/8" X 4 5/8" +/- 5" 20,000 75
download
K0118TM03562 Knee Brace 45° Fixed Angle For 32' Single Arm 118" 3 5/8" X 4 5/8" fixed 20,000 61
download
V0123DMSPX62 Vee Brace 30° - 60° Variable Angle For 32' Double Arm 123" 3 5/8" X 4 5/8" +/- 5" 20,000 75
download

 

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PUPI PART NUMBER DESCRIPTION POLE SPACING BEAM PROFILE DIMENSION LENGTH ADJUSTABILITY TENSION STRENGTH
in lbs
BRACE WEIGHT
in lbs
downloads
H FRAME X-BRACES
XBR3020126SPX2 Pair of X-Braces, Including Center Clamp, Variable Angle 10.5' 3 5/8" X 4 5/8" +/- 5" 25,000 210
download
XBR3020150SPX2 Pair of X-Braces, Including Center Clamp, Variable Angle 12.5' 3 5/8" X 4 5/8" +/- 5" 25,000 235
download
XBR3020186SPX2 Pair of X-Braces, Including Center Clamp, Variable Angle 15.5' 3 5/8" X 4 5/8" +/- 5" 25,000 271
download
XBR30201260272 Pair of X-Braces, Including Center Clamp, Fixed 45° Angle 10.5' 3 5/8" X 4 5/8" fixed 25,000 159
download
XBR30201500342 Pair of X-Braces, Including Center Clamp, Fixed 45° Angle 12.5' 3 5/8" X 4 5/8" fixed 25,000 186
download
XBR30201860292 Pair of X-Braces, Including Center Clamp, Fixed 45° Angle 15.5' 3 5/8" X 4 5/8" fixed 25,000 223
download
XBR4020186SPX2 Pair of X-Braces, Including Center Clamp, Variable Angle 15.5' 4" X 6" +/- 5" 30,000 348
download

 

Knee & Vee Numbering System

X-Brace Numbering System

xbrace number system

Product drawings available upon request.

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PUPI PART NUMBER PUPI TRANS.
POLE MOUNT
FITS BEAM PROFILE DIMENSIONS POLE MOUNT HOLE DIAMETER POLE MOUNT HOLE SPACINGS POLE MOUNT PLATE THICKNESS WEIGHT
in lbs
TMB-012 S3000 Tangent Pole Mount 3 5/8" X 4 5/8" 13/16" 8" 10" 12" 5/16" 23
TMB-013 S4000 Tangent Pole Mount 4" X 6" 13/16" 10" 12" 5/16" 26
DMB-008 S3000 Deadend Pole Mount 3 5/8" X 4 5/8" 13/16" 12" 5/16" 18
DMB-011 S4000 Deadend Pole Mount 4" X 6" 13/16" 12" 5/16" 21
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PUPI PART NUMBER DOUBLE ARM TANGENT SPACERS FITS BEAM PROFILE DIMENSIONS ATTACHMENT HOLE DIAMETER RANGE OF SPACING ADJUSTMENT WEIGHT
in lbs
BMB-018 Adjustable Double Arm Tangent Spacer 3 5/8" X 4 5/8" & 4" X 6" 15/16" 8.5" - 12.5" 34
BMB-019 Adjustable Double Arm Tangent Spacer 3 5/8" X 4 5/8" & 4" X 6" 15/16" 8.5" - 12.5" 36

Each PUPI® EZE-Fit end fitting can be adjusted +/-2.5" simply by changing the position of the adjustment bolts - that's 10" of length adjustability per brace! Fittings have 130° of angle adjustability and saw-tooth mounting holes for precise fitting to installed poles with pre-drilled holes. Fixed-length 45°angle end fittings are also available.

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PUPI PART NUMBER PUPI H-FRAME BRACE END FITTINGS FITS BEAM PROFILE POLE / BEAM MOUNT HOLE DIAMETER ANGLE LENGTH ADJUSTABILITY
RANGE
POLE MOUNT PLATE THICKNESS WEIGHT
in lbs
BMB-014 Fixed Angle Knee and Vee Brace End Fitting 3 5/8" X 4 5/8" 13/16" 45° Fixed none 5/16" 10
BMB-016 EZE-Fit Adjustable Knee and Vee Brace End Fitting 3 5/8" X 4 5/8" 13/16" Variable +/- 2.5" 5/16" 19
BMB-070 Fixed Angle X-brace End Fitting 3 5/8" X 4 5/8" 15/16" 45° Fixed none 5/16" 10
BMB-017 EZE-Fit Adjustable X-brace End Fitting 3 5/8 X 4 5/8" 13/16" Variable +/- 2.5" 5/16" 25

EZE Fit