Expansion Shells

• for ³/₄” thread (model F1-¹/₄B):
  L = 3-¹/₄”
• Ø = 1-¹/₄” (32 mm) hole size
  for 1” thread (model F9F):
  L = 3-¹/₄”
• Ø = 1-³/₄”

Nuts

• for ³/₄” thread:
  A.F. = 1-¹/₈” square
  T = 0.8”
• for 1” thread:
  A.F. = 1-⁵/₈” hex
  T = ⁶³/₆₄” 

Hardened Round Washers

• to ASTM F436 specifications
• for ³/₄” thread:
  I.D. = ¹³/₁₆”, O.D. = 1-¹⁵/₃₂”, T = 0.122” to 0.177”
• for 1” thread:
  I.D. = 1-¹/₈”, O.D. = 2”, T = 0.136” to 0.177”

Spherical Seat (Compensation) Washers

• ductile iron ASTM A536 Gr. 65-45-12
• for ³/₄” thread:
  I.D. = ¹³/₁₆”, O.D. = 2”, H = ¹³/₁₆” (model TSW-4)
  I.D. = ¹⁵/₁₆”, O.D. = 2”, H = ¹/₂” (model TSW)
• for 1” thread: I.D. = 1-¹/₁₆”, O.D. = 2”, H = ¹/₂” (model TSW-1)

Installation Tools - for stopers/jacklegs

• 1-¹/₈” square nutrunner (for ³/₄” bolts)
• 1-⁵/₈” hex nutrunner (for 1” bolts)
• available with ⁷/₈” hex socket
  or 3-¹/₄” long ⁷/₈” hex shank

Rope thread and T-thread drivers and nutrunners available on request.