STAR – Precision Ball Screw Assemblies

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STAR – Precision Ball Screw Assemblies Bearing LAF Fixed bearing with angular contact thrust ball bearing LGF Double-thrust, screw-down, Series LGF-B-… LGF-A-… Double-thrust, screw-down, Series LGF-C-… The fixed bearing consists of: – angular contact thrust ball bearing LGF – slotted nut NMA..., NMZ... Size Angular contact thrust ball bearing with Single parts Load ratings slotted nut Angular contact thrust ball bearings Slotted nut dyn. stat. d0 x P Part No. Designation Part No. Designation Part No. C (N) C0 (N) 20x5/20 1590-0-1200 LGF-B-1255 8414-009-06 NMZ 12x1 8446-003-04 17000 24700 25x5/10/25 1590-0-1700 1590-0-1730 LGF-B-1762 8414-010-06 NMZ 17x1 NMA 17x1 8446-004-04 8446-014-04 18800 31000 32x5/10/20/32 1590-0-2000 1590-0-2030 LGF-B-2068 8414-001-06 NMZ 20x1 NMA 20x1 8446-005-04 8446-015-04 26000 47000 40x5 1590-0-3000 1590-0-3030 LGF-B-3080 8414-011-06 NMZ 30x1.5 NMA 30x1.5 8446-006-04 8446-016-04 29000 64000 40x10/12/16/20/40 1590-3-2530 LGF-C-2575 8414-015-06 NMA 25x1.5 8446-011-04 44500 111000 50x5 1590-0-3530 LGF-B-3590 8414-026-06 NMA 35x1.5 8446-012-04 41000 89000 50x10/12/16/20/40 1590-3-3030 LGF-C-3080 8414-027-06 NMA 30x1.5 8446-016-04 47500 127000 63x10/20/40 1590-0-4030 LGF-B-40115 8414-028-06 NMA 40x1.5 8446-018-04 72000 149000 80x10/20 1590-0-5030 LGF-A-50140 8414-029-06 NMA 50x1.5 8446-019-04 113000 250000 Suitable for screw end forms: 51 81 82 11 12 91 92 70 RE 83 301/12.99
D D LGF-B-… LGF-A-… with slotted nut NMA d3 3 LGF-C-… with slotted nut NMA d3 3 B L d da Da RE 83 301/12.99 71 B M6 L R 0.6 min. R 0.3 min. R 0.6 min. R 0.3 min. LGF-B-… with slotted nut NMZ d da Da Bearing Rigi- Rigidity Limit Dimensions (mm) Weight friction dity against speed complete torque with seal (axial) tilting (grease) t Mounting dimensions MRL (Nm) RaL (N/µm) Rkl (Nm/mrad) nG min d Tole- D Tole- B Tole- J Da da L n d3 t -1 rance rance rance min. max. min. max. (°) (Kg) 0.16 375 50 3800 12 -0.010 55 -0.013 25 -0.25 42 30 33 16 29 17 3 6.8 120 0.385 0.24 450 80 3300 17 -0.010 62 -0.013 25 -0.25 48 34 37 23 33 17 3 6.8 120 0.485 0.520 0.3 650 140 3000 20 -0.010 68 -0.013 28 -0.25 53 40 43 25 39 19 4 6.8 90 0.645 0.740 0.5 850 300 2200 30 -0.010 80 -0.013 28 -0.25 63 50 53 40 49 19 6 6.8 60 0.855 0.980 0.60 1300 450 2600 25 -0.005 75 -0.010 56 -0.05 58 45 48 32 44 47 8 6.5 45 1.600 0.60 900 400 2000 35 -0.010 90 -0.013 34 -0.25 75 59 62 45 58 25 4 8.8 90 1.360 0.75 1500 620 2200 30 -0.005 80 -0.010 56 -0.50 63 50 53 40 49 47 12 6.5 30 1.760 1.3 1200 750 1600 40 -0.010 115 -0.013 46 -0.25 94 71 80 56 70 36 12 8.5 30 2.500 2.6 1400 1500 1200 50 -0.010 140 -0.013 54 -0.25 113 88 100 63 87 45 12 10.5 30 5.130 Quantity t J J M6
Page 1 and 2:
RE 83 301/12.99 STAR - Precision Ba
Page 3 and 4:
STAR - Precision Ball Screw Assembl
Page 5 and 6:
End machining details Bearings LAF
Page 7 and 8:
Short nut length Available ex stock
Page 9 and 10:
High axial load capacity Low fricti
Page 11 and 12:
RE 83 301/12.99 11 Folding press La
Page 13 and 14:
Nut types All nuts can be combined
Page 15 and 16:
Order Code Precision Ball Screw Ass
Page 17 and 18:
Ball screw with annealed ends For m
Page 19 and 20: D 5 Lube port at flange center L 3
Page 21 and 22: D 5 D 1 +0.7 L 5 L 3 L N.B.: On a p
Page 23 and 24: Lube port at flange center D5 +0.7
Page 25 and 26: Lube port at flange center L5 D5 D1
Page 27 and 28: L 11 RE 83 301/12.99 27 L L 6 L 7 L
Page 33 and 34: H 1 6x60° D 1 RE 83 301/12.99 33 E
Page 35 and 36: H 1 90° D 1 2 x B RE 83 301/12.99
Page 37 and 38: Friction-welded blanks made of prec
Page 39 and 40: Area of application The STAR - Grou
Page 41 and 42: Screw End Form 00, End not Annealed
Page 43 and 44: End Bearings for Screw Ends Form 01
Page 63 and 64: H 2 D B 6 B 2 B RE 83 301/12.99 63
Page 65 and 66: H 2 D d B 2 B D 1 RE 83 301/12.99 6
Page 67 and 68: B1 H1 H2 B4 B4 H4 H3 B2 S3 L3 L2 2
Page 69: H1 H2 H4 H3 B1 RE 83 301/12.99 69 L
Page 73 and 74: D D LGN-B-… LGN-A-… with slotte
Page 75 and 76: Dimensions (mm) Weight complete d D
Page 77 and 78: Housing nut GR - for angular contac
Page 79 and 80: Load-carrying capacities and servic
Page 81 and 82: Symbol definitions (excerpt): l0 =
Page 83 and 84: Axial run-out t 8 ´ of the shaft (
Page 85 and 86: Overall Rigidity The rigidity of a
Page 87 and 88: Screws with single nuts 2% preload
Page 89 and 90: R nu (N/µm) Screws with double nut
Page 91 and 92: Inserting the wiper-type seal Posit
Page 93 and 94: For NLGI 2-greases: The nut has to
Page 95 and 96: Calculation Example Service life Op
Page 97 and 98: Permissible axial load on screw F k
Page 99 and 100: Lubrication, Mounting the Housing M
Page 101 and 102: Average speed and average bearing l
Page 103 and 104: Rexroth Star GmbH D-97419 Schweinfu
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