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Home Your Search 3 Springs and Spring Hardware
EXT-HDWR-BOX-7/8

Installation Box for Extension Springs for 7' & 8' Doors

  • Installation Hardware includes 3" sheaves sheave strap cables safety cable fasteners
.192_2-3/16_60R

Spring Wire .192 x 2.188 x 60" CTD RAW RH

  • .192 x 2-3/16" x 12'
.225-134-L

Cut-to-Length Torsion Spring .225 x 1-3/4" Left Hand Wound Orange/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-134-INSTALLED
.343_6"-LH

Torsion Spring .343 x 6" x 12ft LH Blue/Red

  • Wire size: .343
  • Inside diameter: 6"
  • Length: 12 ft
.306_3-3/4"-LH

Torsion Spring .306 x 3-3/4" x 12ft LH Red

  • Wire size: .306
  • Inside diameter: 3-3/4"
  • Length: 12 ft
.306_3-3/4"-RH

Torsion Spring .306 x 3-3/4" x 12ft RH Red

  • Wire size: .306
  • Inside diameter: 3-3/4"
  • Length: 12 ft
.306-334-L

Cut-to-Length Torsion Spring .306 x 3-3/4" Left Hand Wound Red

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-375-INSTALLED
.306-334-R

Cut-to-Length Torsion Spring .306 x 3-3/4" Right Hand Wound Red

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-375-INSTALLED
.273-134-R

Cut-to-Length Torsion Spring .273 x 1-3/4" Right Hand Wound Orange/Red

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-134-INSTALLED
SF375-S

Spring Fitting 3-3/4" Stationary Side Only Long Ear 1" Bore

  • Universal thread for use in either LH or RH wound springs.
  • Maximum wire size diameter: .4062".
  • Set screw installed: 3/8"-16 x 1-1/2" (2).
  • Mounting: 1" tube or solid shaft - min. 1/2 turns on the set screws.
  • Winding bar hole 5/8"
25-42-320

Extension Spring 7' Door - 320 lbs Green w/ clip

  • Double - Loop
  • 25" long 42" stretch 320 lb load
  • Sold individually
  • Rated for 10000 cycles
.375-334-L

Cut-to-Length Torsion Spring .375 x3-3/4" Left Hand Wound Yellow/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-375-INSTALLED
.262_1-3/4"-LH

Torsion Spring .262 x 1-3/4" x 12ft LH Red/Yellow

  • Wire size: .262
  • Inside diameter: 1-3/4"
  • Length: 12 ft
.262_1-3/4"-RH

Torsion Spring .262 x 1-3/4" x 12ft RH Red/Yellow

  • Wire size: .262
  • Inside diameter: 1-3/4"
  • Length: 12 ft
.375-6-L

Cut-to-Length Torsion Spring .375 x 6" Left Hand Wound Yellow/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
.375-6-R

Cut-to-Length Torsion Spring .375 x 6" Right Hand Wound Yellow/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
.306-258-L

Cut-to-Length Torsion Spring .306 x 2-5/8" Left Hand Wound Red

  • Priced per inch
  • For factory installed cones priced seperately - use part no. C-258-INSTALLED
.273_2"-LH

Torsion Spring .273 x 2" x 12ft LH Orange/Red

  • Wire size: .273
  • Inside diameter: 2"
  • Length: 12 ft
.243-134-R

Cut-to-Length Torsion Spring .243 x 1-3/4" Right Hand Wound White/Yellow

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-134-INSTALLED
.312-334-R

Cut-to-Length Torsion Spring .312 x 3-3/4" Right Hand Wound Yellow

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-375-INSTALLED