Benefits:

• Eliminates the need for additional take-up frame supports
• Even load distribution
• Use in conjunction with easy to find and inexpensive pillow block assemblies
• Cuts labor time in half
• Easiest frame to retrofit
• Space saving


Construction:
• Enclosed housing helps prevent material from fouling the threaded rod
• Increased strength and performance resulting from design features
• Standard construction to accept ball bearing pillow block
• ACME square threaded rod in all models
• Consult factory if roller bearing pillow blocks are used


Options:
• Optional grease zerk fitting available
• Ball or roller bearing pillow blocks


Manufactured by:
Douglas Manufacturing

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Item #

Travel

(A) Inch

(B) Inch

(C) Inch

(D) Inch

(E) Inch

(F) Inch

(G) Inch

(I) Inch

(J) Inch

(K) Inch

(L) Inch

Weight lbs.

STT-A2009 N/A 9 N/A 9 N/A 6-1/16 N/A 4-9/16 N/A 2-1/4 N/A 1/2 N/A 1-3/16 N/A 10 N/A 8-1/4 N/A 5/8 N/A 3-11/16 N/A 5-5/8 N/A 11
STT-A2012 N/A 12 N/A 9 N/A 6-1/16 N/A 4-9/16 N/A 2-1/4 N/A 1/2 N/A 1-3/16 N/A 10 N/A 11-1/4 N/A 5/8 N/A 3-11/16 N/A 5-5/8 N/A 12
STT-A2018 N/A 18 N/A 9 N/A 6-1/16 N/A 4-9/16 N/A 2-1/4 N/A 1/2 N/A 1-3/16 N/A 10 N/A 17-1/4 N/A 5/8 N/A 3-11/16 N/A 5-5/8 N/A 14
STT-A3009 N/A 9 N/A 12 N/A 8-13/16 N/A 4-1/16 N/A 3 N/A 3/4 N/A 1-5/8 N/A 14 N/A 9-1/4 N/A 5/8 N/A 4-7/16 N/A 6-3/8 N/A 12
STT-A3012 N/A 12 N/A 12 N/A 8-13/16 N/A 4-1/16 N/A 3 N/A 3/4 N/A 1-5/8 N/A 14 N/A 12-1/4 N/A 5/8 N/A 4-7/16 N/A 6-3/8 N/A 16
STT-A3018 N/A 18 N/A 12 N/A 8-13/16 N/A 4-1/16 N/A 3 N/A 3/4 N/A 1-5/8 N/A 14 N/A 18-1/4 N/A 5/8 N/A 4-7/16 N/A 6-3/8 N/A 20
STT-A3024 N/A 24 N/A 12 N/A 8-13/16 N/A 4-1/16 N/A 3 N/A 3/4 N/A 1-5/8 N/A 14 N/A 24-1/4 N/A 5/8 N/A 4-7/16 N/A 6-3/8 N/A 24
STT-A3512 N/A 12 N/A 14 N/A 11-11/16 N/A 8-9/16 N/A 3-1/2 N/A 7/8 N/A 1-7/8 N/A 14 N/A 11-3/4 N/A 3/4 N/A 5-13/16 N/A 8-1/8 N/A 28
STT-A3518 N/A 18 N/A 14 N/A 11-11/16 N/A 8-9/16 N/A 3-1/2 N/A 7/8 N/A 1-7/8 N/A 20 N/A 17-3/4 N/A 3/4 N/A 5-13/16 N/A 8-1/8 N/A 36
STT-A3524 N/A 24 N/A 14 N/A 11-11/16 N/A 8-9/16 N/A 3-1/2 N/A 7/8 N/A 1-7/8 N/A 26 N/A 17-3/4 N/A 3/4 N/A 5-13/16 N/A 8-1/8 N/A 44
STT-A4012 N/A 12 N/A 15-1/2 N/A 13 N/A 10-7/16 N/A 4 N/A 1 N/A 2-3/16 N/A 20 N/A 17-3/8 N/A 3/4 N/A 8 N/A 11 N/A 36
STT-A4018 N/A 18 N/A 15-1/2 N/A 13 N/A 10-7/16 N/A 4 N/A 1 N/A 2-3/16 N/A 26 N/A 23-3/8 N/A 3/4 N/A 8 N/A 11 N/A 44
STT-A4030 N/A 24 N/A 15-1/2 N/A 13 N/A 10-7/16 N/A 4 N/A 1 N/A 2-3/16 N/A 32 N/A 29-3/4 N/A 3/4 N/A 8 N/A 11 N/A 50
STT-A4036 N/A 36 N/A 15-1/2 N/A 13 N/A 10-7/16 N/A 4 N/A 1 N/A 2-3/16 N/A 38 N/A 35-3/4 N/A 3/4 N/A 8 N/A 11 N/A 56
STT-A4048 N/A 48 N/A 15-1/2 N/A 13 N/A 10-7/16 N/A 4 N/A 1 N/A 2-3/16 N/A 50 N/A 47-3/4 N/A 3/4 N/A 8 N/A 11 N/A 60
STT-A4518 N/A 18 N/A 14 N/A N/A N/A N/A N/A N/A 20 N/A 17-3/8 N/A 3/4 N/A 8 N/A 11 N/A 48
STT-A4524 N/A 24 N/A 14 N/A N/A N/A N/A N/A N/A 26 N/A 23-3/8 N/A 3/4 N/A 8 N/A 11 N/A 52
STT-A4530 N/A 30 N/A 14 N/A N/A N/A N/A N/A N/A 32 N/A 29-3/4 N/A 3/4 N/A 8 N/A 11 N/A 56
STT-A4536 N/A 36 N/A 14 N/A N/A N/A N/A N/A N/A 38 N/A 35-3/4 N/A 3/4 N/A 8 N/A 11 N/A 60
STT-A4548 N/A 48 N/A 14 N/A N/A N/A N/A N/A N/A 50 N/A 47-3/4 N/A 3/4 N/A 8 N/A 11 N/A 64
STT-A45518 N/A 18 N/A 16-1/2 N/A N/A N/A N/A N/A N/A 21 N/A 18-3/8 N/A 3/4 N/A 11 N/A 14 N/A 68
STT-A45524 N/A 24 N/A 16-1/2 N/A N/A N/A N/A N/A N/A 27 N/A 24-3/8 N/A 3/4 N/A 11 N/A 14 N/A 72
STT-A45530 N/A 30 N/A 16-1/2 N/A N/A N/A N/A N/A N/A 33 N/A 30-3/4 N/A 3/4 N/A 11 N/A 14 N/A 76
STT-A45536 N/A 36 N/A 16-1/2 N/A N/A N/A N/A N/A N/A 39 N/A 36-3/4 N/A 3/4 N/A 11 N/A 14 N/A 80
STT-A45548 N/A 48 N/A 16-1/2 N/A N/A N/A N/A N/A N/A 51 N/A 48-3/4 N/A 3/4 N/A 11 N/A 14 N/A 84
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