Ordering Guide - 0.750 inch 20 mm screw diameters - GS Series GS075 GS20M series Ground Screw GS 075 020 - - S - N - F - M02 - C65 - E00 - B00 - Lxxx.xxx Screw iameter 075-0.750 inch 20M - 20 mm Screw Lead 020-0.200 inch 05M - 5 mm 20M - 20 mm Internal Order Code (see page 88) - Short Thread Length 2 - Long Thread Length Support Configurations (see pages 89-90) S - Simple - Simple S4 - Rigid - Simple S2 - Fixed (LT) - Simple S5 - Rigid - Rigid S3 - Fixed (HT) - Simple S9 - other Type (see pages 90-92) N3 - PL ball nut (RFT) N4 - PL ball nut (LFT) N9 - other Flange Type (see page 92) F0 - none F - Round flange F2 - Vertical bracket (E) F3 - Vertical bracket (M) F4 - L bracket (E) F5 - L bracket (M) F9 - other Motor Mount (see pages 93, 96-97) M00 - none M06 - NEMA 23 (RH) wrap M0 - Hand crank M07 - NEMA 23 (LH) wrap M02 - NEMA 23 mount (E) M08 - NEMA 34 (RH) wrap M03 - NEMA 23 mount (M) M04 - NEMA 34 mount (E) M09 - NEMA 34 (LH) wrap M05 - NEMA 34 mount (M) M99 - other Coupling Type (see pages 94-95) C000 - none C056 to C063 - C25 C999 - other C084 to C090 - C50 C65 to C74 - H3 C20 to C445 to C48 to C2 - H63 C454 - G26 C49 - G58 Rotary Encoder (see page 98) E00 - none E99 - other Power-off Brake (see page 99) B00 - none B99 - other E20-500 lines/rev E2-000 lines/rev E22-270 lines/rev B20-24 VC B2-90 VC Thread Length (see page 90) Lxxx.xxx - screw thread length () Note: 86 See page 4 for a complete description of the above part number system. www.lintechmotion.com (E) - English Interface (LFT) - Left Facing Thread (LH) - Left Hand (LT) - Low Thrust (HT) - High Thrust (M) - Metric Interface (NPL) - Non (PL) - (RFT) - Right Facing Thread (RH) - Right Hand LINTECH
- 0.750 inch 20 mm screw diameters - GS Series Screw Specifications Type iameter Lead Root iameter Ball iameter of Circuits Static Load lbs (kgf) ynamic Load lbs (kgf) 0.750 (9,05) 0.200 (5,08) 0.6 (6,3) 0.25 (3,7) 3,990 (809),070 (485) 0.787 (20,00) 0.96 (5,00) 0.665 (6,89) 0.25 (3,7) 3,990 (809),070 (485) 0.787 (20,00) 0.787 (20,00) 0.672 (7,07) 0.25 (3,7) 3,505 (589),293 (586) Other Specifications Maximum Acceleration Rate Maximum Speed Ball nut: 772 /sec 2 (9,6 m/sec 2 ) Ball nut: rpm Screw Material Right Hand Thread, Case Hardened Rc 58 Steel Ground Ball Screw Screw Extensions Woodruff Keyways from Support Housings - 304 rive End; 303 Opposite End (2) Screw Maximum Length 64.95 (650 mm) Screw Weight. lbs/ft (20, g/cm) Support Housings Support Housing Features Flanges Flange Features Steel with Black Oxide Finish, 45 o Chamfer x.02 inch (0,50) all Straight Edges Base or Face Mount with Integral Seals Steel with Black Oxide Finish English or Metric Load Mounting Interface Footnotes: Load based upon million (25 Km) of travel life. See page 9 for further travel life ratings. (2) Maximum stock length (not the maximum thread length with bearing housings). See page 90 for maximum thread lengths for each configuration. LINTECH www.lintechmotion.com 87
Screw Specifications - 0.750 inch 20 mm screw diameters - GS Series Type Screw Efficiency % Lead Error inch/ft (mm/300 mm) Backlash Unidirectional Repeatability Bidirectional Repeatability 90 0.0005 0 +/- 0.000 (0,02) (0,0025) + 0.000 (0,0025) to - 0.000 (0,0025) Assembly Specifications Type Simple-Simple Breakaway Torque oz-in (N-m) Fixed(LT)-Simple Fixed(HT)-Simple Rigid-Simple Rigid-Rigid 20 (0,4) 25 (0,8) (0,25) (0,25) 45 (0,32) 20 (0,4) 25 (0,8) (0,25) (0,25) 45 (0,32) 30 (0,2) (0,24) 50 (0,) 50 (0,) (0,42) Internal Order Code Internal Order Code Support Configuration Maximum Thread Length "L" Internal Order Code Support Configuration Maximum Thread Length "L" --S --S2 --S3 --S4 --S5 29 (749,3) 29 (749,3) 29 (749,3) 29 (749,3) 27.750 (704,8) -2-S -2-S2-2-S3-2-S4-2-S5 43.700 (0,0) 42.700 (084,6) 42.700 (084,6) 4.700 (059,2) 39 (000,) 88 www.lintechmotion.com LINTECH
- 0.750 inch 20 mm screw diameters - GS Series Support Housing Specifications Support Housing Life millions of screw revolutions Simple Support Housing Thrust Load Capacity - (Axial) lbs (kgf) Fixed (LT) Fixed (HT) Rigid Static,675 (7) 2,0 (957) 3,0 (520) 3,0 (520),675 (7) 2,0 (957) 3,0 (377) 3,0 (377) 2,365 (69),720 (780) 2,275 (032) 2,275 (032) 0 795 (36),050 (476),375 (624),375 (624) 50 465 (2) 585 (265) 820 (372) 820 (372) 00 370 (68) 465 (2) 650 (295) 650 (295) 500 25 (98) 270 (22) 390 (77) 390 (77) Support Housing Life 20000 Thrust force applied in either direction Support Housing Thrust Load Capacity (lbs) 0000 00 4000 2000 000 0 400 200 00 Fixed (HT) Rigid Fixed (LT) Simple 40..2.4.6 2 4 6 0 20 00 200 0 Life (millions of screw revolutions) Note: Multiply screw revolutions by the screw lead in order to convert to (or mm) traveled by the nut. LINTECH www.lintechmotion.com 89
- 0.750 inch 20 mm screw diameters - GS Series Available Configurations Simple-Simple 43.700 (0,0) Rigid-Simple 42.700 (084,6) Fixed-Simple Rigid-Rigid 42.700 (084,6) 39 (000,) Overall Length iagram 2.562 (65,07) (2) S L xxx.xxx (2) S2.374 (9,49) 404 Woodruff Keyway o rive End Housing Note: (3) N Screw Non-preloaded (NPL) nut with Right Facing Threads (RFT) shown for illustration purposes.374 (9,49) 303 Woodruff Keyway o.25 (28,58) (4) Centerline To Centerline of st mounting holes +/- 0.05 (0,38).000 (25,40) - Net useable travel (nut hard-stop to hard-stop) = L - N - Overall length with NEMA 23 mount: - Overall length without motor mount: () = 2.562 + S + L + S2 +.000 = 65,07 + S + L + S2 + 25,40 () =.25 + S + L + S2 +.000 = 28,58 + S + L + S2 + 25,40 (see above for maximum "L" value) (see above for maximum "L" value) Footnotes: Maximum available standard screw thread length for the bearing support housing configuration shown. (2) Fixed-simple support configuration shown for reference. See page 93 for length values for simple, fixed, and rigid housings. (3) See page 92 for available nut styles. Refer to A A2 values for the nut length. (4) Tolerance shown is for base mounted support housings. Tolerance also applies to face mounted support housings. 90 www.lintechmotion.com LINTECH
- 0.750 inch 20 mm screw diameters - GS Series Performance Charts Simple-Simple Maximum Compression Load X simple-simple rigid-simple rigid-rigid X 20 (508) 40 (06) (524) 05 40 505 (590) (57) (229) 05 2020 00 (590) (96) (458) 05 05 2020 (590) (590) (96) X X Rigid-Simple Rigid-Rigid Maximum Load (lbs) 0000 00 4000 2000 000 0 400 200 00 simple-simple rigid-simple rigid-rigid 0 20 4 28 20 40 30 42 40 57 80 50 7 Maximum "X" distance between bearing support and Load () 70 Maximum Speed Screw Travel Life simple-simple rigid-simple rigid-rigid rpm rpm rpm Life millions of (km) 075020/20M05M 20M20M 29 (737) (25) 070 (485) 293 (586) 40 (06) 50 (270) (524) 645 050 730 245 540 070 2340 625 2 (50) 50 (270) 00 (2540) 850 294 234 (385) (33) (06) 029 5 283 (466) (6) (28) Speed (rev/min of the screw) 2000 000 800 0 400 200 00 simple-simple rigid-simple rigid-rigid 20 40 80 24 48 73 30 90 Maximum "" distance between bearing supports () ynamic Load (lbs) - seen by screw 4000 2000 000 0 400 200 00 40..2.4.6 4 0 40 00 Travel Life (millions of ) Footnotes: Refer to the simple-simple support lengths for fixed-simple configurations. A fixed housing performs like a simple housing for critical speed and compression load specifications. LINTECH www.lintechmotion.com 9
- 0.750 inch 20 mm screw diameters - GS Series imensions E - Style A A C F B T Flange imensions 0.55 lbs (0,25 kg) Round Flange Vertical Bracket "L" Bracket 0.3 lbs (0,4 kg).750 (9,05) 0.56 lbs (0,25 kg).750 (9,05).250 (3,75).000 (25,40) (4).28 (7,3) ia. Thru Holes on 2.09 (53,08) ia. BC (2).50 (2,7) eep Holes English (F2): / 4-28 thd. Metric (F3): M6 thd..250 (6,) (4) Holes English (F4): / 4-28 thd. Metric (F5): M6 thd. 2.750 (69,85) 2.63 (66,80) (34,92) 2.250 (57,5) (34,92) 2.250 (57,5).265 (6,73) (38,0) (38,0) Style A B C imensions E F T - "V" Threads (2) Weight lbs (kg) A.780 (45,2).378 (,00) 0.063 (27,00).674 (42,52) 0.985 (25,00).73-8 UNS-2A (29,79-8 UNS-2A) 0.68 (0,3) A.780 (45,2).378 (,00) 0.063 (27,00).674 (42,52) 0.985 (25,00).73-8 UNS-2A (29,79-8 UNS-2A) 0.68 (0,3) A 2.370 (,20).48 (36,02) 0.03 (28,02).772 (45,0).063 (27,00) / 4-6 UN-2A (3,75-6 UN-2A) 0.85 (0,39) Footnotes: The preload is achieved internal to the nut. Thus, the GS series preloaded nut is matched to the screw thread. (2) All flange threads are internal (Type 2B) to match the external nut threads. 92 www.lintechmotion.com LINTECH
- 0.750 inch 20 mm screw diameters - GS Series Support Housing imensions 2 (63,50) (5,87).750 2.000 (50,80) (4).343 (8,7) ia.thru Holes (4) 8-32 x.37 (9,39) eep on.750 BC.250 (3,75) Simple.33 (7,95) (2).343 (8,7) ia. Thru Holes,.504 (2,8) ia. C' Bored x.57 (4,47) eep.33 (7,95) (4,27) 3.250 (82,55). lbs (0,50 kg) rive End (5,87) (5,87) non-rive End 2 (63,50) (5,87).750 2.000 (50,80) (4).343 (8,7) ia.thru Holes (4) 8-32 x.37 (9,39) eep on.750 BC.250 (3,75) Fixed (2) 0-32 x.43 (0,92) eep, both sides.750 (9,05) (4).343 (8,7) ia. Thru Holes,.504 (2,8) ia. C' Bored x.57 (4,47) eep.25 (28,57) (4,27) 3.250 (82,55).250 (6,) 2.7 lbs (,22 kg).688 (7,47).25 (3,7).750 2 (63,50) 2.000 (5,87) (50,80) (4).343 (8,7) ia.thru Holes.750 (4,27) 3.250 (82,55) (4) 8-32 x.37 (9,39) eep on.750 BC.250 (3,75).250 (6,) Rigid 4.0 lbs (,8 kg) (2) 0-32 x.43 (0,92) eep, both sides (4).343 (8,7) ia. Thru Holes,.504 (2,8) ia. C' Bored x.57 (4,47) eep.688 (7,47).25 (28,57).750.25 (3,7) 2.750 (69,85) NEMA 23 Motor Mount NEMA 34 Motor Mount.063 (,) 0.9 lbs (0,4 kg) 2.340 (59,44).4 lbs (0,64 kg) 2.340 (59,44) (4) Holes on 2 (66,67) BC ia. English (M02): #0-24 thd. Metric (M03): M5 thd..502 (38,5) Pilot ia. TYP.437 (36,50) 2.562 (65,07).33 (7,95) (4) Holes on 3.875 (98,42) BC ia. English (M04): #0-24 thd. Metric (M05): M5 thd. 2.562 (65,07) 2.877 (73,07) Pilot ia. TYP.937 (49,20).33 (7,95) 2.250 (57,5) 3 (85,72) 3.250 (82,55).25 (28,57) (2).22 (5,6) ia.thru Holes,.344 (8,73) ia. C' Bored x.25 (3,7) eep, both sides 3 (85,72).688 (42,88).438 (,3) (2).22 (5,6) ia.thru Holes,.344 (8,73) ia. C' Bored x.25 (3,7) eep, both sides LINTECH www.lintechmotion.com 93