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R&S Utility Trailer Leaf Springs Reference Table

This is a reference table for all leaf springs we carry. To use clickable table (item names hyperlinked to particular products) please visit a repective category on the left).
You can also find a downloadable Excel spreadsheet here that will allow you to easily sort by Capacity or any other value.

Click here to view the R&S Leaf Springs Identification Guide (pdf). 
 If you cannot find a leaf spring that meets your specifications, please use our request a quote form here.
 
PART NO. WIDTH #
of LVS
CAP-
ACITY
(lbs)*/
Spring
LNGTH A** LENGTH  B** FREE OPEN  C FREE LENGTH 
E
SPRING  THICK-
NESS
D
STEEL
THICK-
NESS
GRADING
EYE I.D. BUSHING I.D. WEIGHT (lbs)
Double Eye (EE)                        
UNA-115 1.75 1T 3000 13.2 13.2 3 25.25 0.85 0.85 0.59 9/16N 8.7
UNA-033 1.75 2 300 12.31 12.31 3.81 22.75 0.394 0.197 7/8 none 9.62
UNA-121 1.75 2 500 14.03 14.03 4.13 26 0.518 0.259 11/16 9/16N 13.34
UNA-049 1.75 2 1000 14 14 4.25 26 0.72 0.36 11/16 9/16N 8.6
UNA-035 1.75 3 650 15.63 15.63 4 29.7 0.777 0.259 7/8 9/16N 7.32
UNA-122 1.75 3 690 14.07 14.07 4.12 26 0.711 0.237 11/16 9/16N 7.5
UNA-168 1.75 3 700 11 11 3.38 20.31 0.711 0.237 11/16 9/16N 11.86
UNA-189 1.75 3 700 14.88 14.88 4.25 28 0.777 0.259 11/16 9/16N 15.73
UNA-144 1.75 3 750 14.21 14.21 3.5 27 0.815 1/.291,2/.252 11/16 9/16N 14.13
UNA-113 1.75 3 1000 12.63 12.63 3.5 23.5 0.873 0.291 11/16 9/16N 11.46
UNA-141 1.75 3 1000 13.98 13.98 2.83 27 0.937 2/.323,1/.291 11/16 9/16N 9.62
UNA-169 1.75 3 1000 11 11 3.19 20.38 0.786 0.262 11/16 none 10.71
UNA-135 1.75 3 1250 12.5 12.5 3.63 23.13 0.937 2/.323,1/,291 11/16 9/16N 14.1
UNA-219 1.75 3 1250 13.29 13.29 3.18 25.13 0.937 2/.323,1/.291 11/16 9/16N 19.64
UNA-224 1.75 3 1250 15.87 15.87 4.38 29.75 1.08 0.36 11/16 9/16N 27.9
UNA-041 1.75 3 1500 11.1 11.1 3.25 20 0.969 0.323 7/8 9/16N 9.08
UNA-050 1.75 3 1500 14 14 4.25 26 1.08 0.36 11/16 9/16N 6.6
UNA-217 1.75 3 1500 13.13 13.13 3 25.25 1.043 2/.360,1/.323 11/16 9/16N 17.34
UNA-072 1.75 3 1650 10.12 10.12 3 18.31 0.969 0.323 7/8 none 9.39
UNA-216 1.75 3 1750 12.41 12.41 3.5 23.13 1.08 0.36 11/16 none 15.16
UNA-220 1.75 3 2000 13.25 13.25 3 25.25 1.162 2/.401,1/.360 11/16 9/16N 22
UNA-084 1.75 4 650 15.12 15.12 4.25 28 0.948 0.237 7/8 9/16N 11.62
UNA-123 1.75 4 750 14.07 14.07 4.12 26 0.948 0.237 11/16 9/16N 12.2
UNA-190 1.75 4 925 14.88 14.88 4.25 28 1.036 0.259 11/16 9/16N 16.49
UNA-124 1.75 4 1000 14.07 14.07 4 26 1.036 0.259 11/16 9/16N 14.41
UNA-030 1.75 4 1290 10.75 10.75 3.25 19.92 1.036 0.259 11/16 9/16N 6.62
UNA-167 1.75 4 1400 11.13 11.13 3.35 20.5 1.106 2/.291,2/.262 11/16 9/16N 13.75
UNA-114 1.75 4 1500 12.68 12.68 3.56 23.5 1.164 0.291 11/16 1/2N 9.25
UNA-210 1.75 4 1750 13.98 13.98 2.75 27 1.403 3/.360,1/.323 11/16 9/16N 14.1
UNA-212 1.75 4 1830 13.19 13.19 3.25 25.13 1.292 0.323 11/16 none 14.11
UNA-051 1.75 4 2000 14 14 4.25 26 1.44 0.36 11/16 9/16N 9.3
UNA-079 1.75 4 2500 12.56 12.56 3.63 23.13 1.44 0.36 11/16 9/16N 10.35
UNA-218 1.75 4 2500 13.25 13.25 3 25.25 1.522 2/.401,2/.360 11/16 9/16N 19.25
UNA-221 1.75 4 3000 13.29 13.29 3.12 25.13 1.563 3/.401,1/.360 11/16  none 25.2
UNA-085 1.75 5 1000 15.24 15.24 4.5 28.13 1.31 0.262 7/8 none 8.75
UNA-191 1.75 5 1150 14.88 14.88 4.25 28 1.295 0.259 11/16 9/16N 17.26
UNA-036 1.75 5 1250 15.63 15.63 4 29.7 1.295 0.259 7/8 9/16N 5.67
UNA-188 1.75 5 1625 12.64 12.64 3.19 24 1.455 0.291 11/16 1/2N 13.65
UNA-234 1.75 5 2250 13.98 13.98 2.75 27 1.8 0.36 11/16 none 9
UNA-052 1.75 5 2500 14 14 4.25 26 1.8 0.36 11/16 9/16N 9.79
UNA-111 1.75 5 3000 13.33 13.33 3.12 25.25 1.8 0.36 11/16 9/16N 10.3
UNA-022 1.75 6 2480 16.38 16.38 5 30 2.16 0.36 7/8 none 4.35
UNA-222 1.75 6 2650 13.25 13.25 3.38 24.88 2.049 3/.36,3/.323 11/16 9/16N 25
UNA-053 1.75 6 3000 14 14 4.25 26 2.16 0.36 11/16 9/16N 8.6
UNA-142 1.75 6 3000 14.14 14.14 3.25 27 2.324 4/.401,2/.360 11/16 9/16N 10.53
UNA-223 1.75 6 3380 13.39 13.39 3.5 25.25 2.16 0.36 11/16 none 18.95
UNA-032 1.75 7 1500 15.63 15.63 4 29.7 1.813 0.259 7/8 9/16N 9.91
UNA-054 1.75 7 3500 14 14 4.25 26 2.52 0.36 11/16 9/16N 9.54
UNA-055 1.75 8 4000 14 14 4.25 26 2.88 0.36 11/16 9/16N 12.93
PART NO. WIDTH #
of LVS
CAP-
ACITY
(lbs)*/ Spring
LENGTH A** LENGTH  B** FREE OPEN  C FREE LENGTH  E SPRING  THICK-
NESS
D
STEEL
THICK-
NESS
GRADING
EYE I.D. BUSHING I.D. WEIGHT (lbs)
Eye/Loop (EL)                        
UNA-2002 1.75 2 600 10.75 10.75 3 20 0.55 1/291,1/262   9/16'' 6.1
UNA-2004 1.75 3 850 10.75 10.75 2.5 20 0.82 1/291,2/262   9/16'' 7.6
UNA-2011 1.75 3 950 11.5 11.5 3.5 22 0.79 3/262   9/16'' 7.5
UNA-2006 1.75 3 1000 11.13 11.75 3.25 21.75 0.79 3/262   9/16'' 6.9
UNA-2013 1.75 3 1000 12.5 13 3.25 24 0.87 3/291   9/16'' 9.3
UNA-2005 1.75 3 1250 13.5 14 3.5 26.25 0.97 3/323   1 1/32** 10.93
UNA-2009 1.75 3 1750 13.5 14 3.5 26.25 1.08 3/360   1 1/32** 12.19
UNA-2012 1.75 4 1100 11.5 11.5 3.5 22 1.05 4/262   9/16'' 9
UNA-2007 1.75 4 1250 11.25 11.75 3.25 21.75 1.05 4/262   9/16'' 8.5
UNA-2015 1.75 4 1250 12.5 13 3.25 24 1.16 4/291   9/16'' 11.3
UNA-2021 1.75 4 1500 12 13.5 2.5 24.5 1.2 1/323,3/291   9/16'' 12.4
UNA-2024 1.75 4 2000 12.5 13.75 2.88 25.5 1.44 4/360   9/16'' 13.6
UNA-2014 1.75 4 2250 13.5 14 3.5 26.25 1.44 4/360   1 1/32** 14.78
UNA-2008 1.75 5 1500 11.13 11.75 3.25 21.75 1.31 5/262   9/16'' 10.2
UNA-2017 1.75 5 1550 12.5 13 3.25 24 1.46 5/291   9/16'' 13.8
UNA-2022 1.75 5 2500 12 13.5 2.5 24.5 1.8 5/360   9/16'' 15.9
UNA-2016 1.75 5 2850 13.5 14 3.5 26.25 1.8 5/360   1 1/32** 17.25
UNA-2010 1.75 6 1750 11.13 11.75 3.25 21.75 1.57 6/262   9/16'' 12
UNA-2020 1.75 6 1875 12.5 13 3.25 24 1.75 6/291   9/16'' 15.4
UNA-2018 1.75 6 3300 13.5 14 3.5 26.25 2.16 6/360   1 1/32** 20.5
UNA-2023 1.75 7 3500 12 13.5 2.5 24.5 2.52 4/360   9/16'' 22.3
UNA-2019 1.75 7 3500 13.5 14 3.5 26.25 2.52 7/360   1 1/32** 22.62
PART NO. WIDTH #
of LVS
CAP-
ACITY

 
(lbs)*/
Spring
LENGTH A** LENGTH  B** FREE OPEN  C FREE LENGTH  E SPRING  THICK-
NESS
D
STEEL
THICK-
NESS
GRADING
EYE I.D. BUSHING I.D. WEIGHT (lbs)
Eye/Slipper (ES): Hook                        
UNA-3011 1 3/4 2 500 14 1/2 18 4 1/4 30 1/2 0.582 2/291   9/16'' 7.8
UNA-3021 1 3/4 2 550 13 1/4 15 1/4 4 1/2 26 0.524 2/262   9/16'' 6
UNA-3015 1 3/4 2 600 12 1/2 16 1/4 5 1/2 25 0.524 2/262   9/16'' 5.3
UNA-3016 1 3/4 3 750 12 1/2 16 1/4 5 1/2 25 0.711 3/262   9/16'' 7.11
UNA-3023 1 3/4 3 750 14 1/2 18 4 1/4 30 1/2 0.873 3/291   9/16'' 11.34
UNA-3022 1 3/4 3 1000 13 1/4 15 1/8 4 1/2 26 0.786 3/262   9/16'' 8
UNA-3018 1 3/4 4 1000 12 1/2 16 1/4 5 1/2 25 1.048 4/262   9/16'' 9.2
UNA-3034 1 3/4 4 1250 13 1/4 15 1/8 4 1/2 26 1.048 4/262   9/16'' 9.84
UNA-3036 1 3/4 4 1000 14 1/2 18 4 1/4 30 1/2 1.164 4/291   9/16'' 12.48
UNA-3038 1 3/4 5 1500 13 1/4 15 1/8 4 1/2 26 1.31 5/262   9/16'' 11.9
UNA-3045 1 3/4 5 1250 14 1/2 18 4 1/4 30 1/2 1.445 5/291   9/16'' 15.23
UNA-3020 1 3/4 6 1450 12 1/2 16 1/4 5 1/2 25 1.572 6/262   9/16'' 14
UNA-3027 1 3/4 6 2000 12 1/2 16 1/4 5 1/2 25 1.746 6/291   9/16'' 15.3
UNA-3052 1 3/4 6 1500 14 1/2 18 4 1/4 30 1/2 1.746 6/291   9/16'' 16.88
UNA-3055 1 3/4 7 1750 14 1/2 18 4 1/4 30 1/2 1.746 7/291   9/16'' 19.9
UNA-3057 1 3/4 8 2000 14 1/2 18 4 1/4 30 1/2 2.328 8/291   9/16'' 23.5
UNA-3039 2 4 1500 12 16 3 1/8 26 1/2 1.164 4/291   9/16'' 14.3
UNA-3035 2 4 2000 12 16 3 1/8 26 7/8 1.329 1/360,3/323   9/16'' 16.1
UNA-3063 2 4 2500 12 16 3 1/8 26 7/8 1.44 3/360   9/16'' 17.6
UNA-3073 2 5 3400 12 3/4 15 1/4 3 1/2 26 1/2 1.8 5/360   9/16'' 21.26
UNA-3074 2 5 3500 12 16 3 1/8 26 7/8 1.8 5/360   9/16'' 20.3
UNA-3083 2 5 3500 12 16 3 1/2 26 3/8 1.8 5/360   RB 5/8 32.74
UNA-3075 2 5 3500 12 3/4 16 2 3/4 27 1/2 1.8 5/360   9/16'' 20.29
UNA-3084 2 6 4300 14 1/8 16 1/2 3 1/2 29 1/2 2.406 6/401   9/16'' 27.83
UNA-3080 2 7 4000 11 3/4 15 3/4 2 5/8 25 7/8 2.52 7/360   1 9/32* 27
UNA-3084-A 2 7 4800 14 1/4 16 1/2 3 1/2 29 1/2 2.807 7/401   9/16'' 57.79
UNA-3098 2 1/2 6 3000 11 5/16 16 3/4 3 1/2 26 1/2 2.16 6/360   JFE 30.57
PART NO. WIDTH #
of LVS
CAP-
ACITY
(lbs)*/ Spring
LENGTH A** LENGTH  B** FREE OPEN  C FREE LENGTH  E SPRING  THICK-
NESS
D
STEEL
THICK-
NESS
GRADING
EYE I.D. BUSHING I.D. WEIGHT (lbs)
Eye/Slipper (ES):
 Flat










UNA-018 1.75 1 300 12.2 14.12 4.38 24 0.262 0.262 7/8  none 4.31
UNA-013 1.75 2 470 13 15.5 5 25.13 0.474 0.237 11/16 9/16N 6
UNA-202 1.75 2 600 12.1 14.5 3.5 25 0.518 0.259 11/16 9/16N 5.62
UNA-193 1.75 2 600 10.06 11.88 4.62 19 0.474 0.237 11/16 9/16N 4.47
UNA-037 1.75 2 705 15 17.75 4.88 30 0.646 0.323 7/8 none 8.88
UNA-038 1.75 2 880 15 17.75 4.88 30 0.72 0.36 7/8 none 9.92
UNA-014 1.75 3 705 13 15.5 5 25.13 0.711 0.237 11/16 9/16N 7.73
UNA-267 1.75 3 850 12.2 14.25 4 24.5 0.786 0.262 7/8  none 7.4
UNA-203 1.75 3 900 12.1 14.5 3.5 25 0.777 0.259 11/16 9/16N 7.52
UNA-205 1.75 3 1400 12.1 14.5 3.5 25 0.969 0.323 11/16 9/16N 9.39
UNA-039 1.75 3 1430 15 17.75 4.88 30 1.08 0.36 7/8 none 12.2
UNA-047 1.75 3 1653 11.88 14.5 4.12 24.5 1.08 0.36 7/8  none 10.8
UNA-206 1.75 3 1720 12.1 14.5 3.5 25 1.08 0.36 11/16 9/16N 10.49
UNA-015 1.75 4 940 13 15.5 5 25.13 0.948 0.237 11/16 9/16N 9.34
UNA-043 1.75 4 1000 12.2 14.13 4 24.5 0.948 0.237 7/8  none 9.08
UNA-204 1.75 4 1200 12.1 14.5 3.5 25 1.048 0.262 11/16 9/16N 9.62
UNA-040 1.75 4 1837 15 17.75 4.88 30 1.44 0.36 7/8 none 15.88
UNA-208 1.75 4 2300 12.1 14.5 3.5 25 1.44 0.36 11/16 9/16N 13.14
UNA-016 1.75 5 1184 13 15.5 5 25.13 1.185 0.237 7/8 none 11.46
UNA-040N 1.75 5 2293 15 17.75 4.88 30 1.8 0.36 7/8 none 17.45
UNA-207 1.75 5 2300 12.1 14.5 3.5 25 1.615 0.323 11/16 9/16N 14.1
UNA-017 1.75 6 1415 13 15.5 5 25.13 1.422 0.237 7/8 none 13.3
UNA-057 1.75 6 3000 15 17.75 4.88 30 2.16 0.36 7/8 none 21.92
PART NO. WIDTH #
of LVS
CAP-
ACITY
(lbs)*/ Spring
LENGTH A** LENGTH  B** FREE OPEN  C FREE LENGTH  E SPRING  THICK-
NESS
D
STEEL
THICK-
NESS
GRADING
EYE I.D. BUSHING I.D. WEIGHT (lbs)
Eye/Slipper (ES): Radius                        
UNA-176 1.75 1+ P 230 12 14.5 4 24.62 0.237 0.237 11/16 1/2N 3.88
UNA-177 1.75 2 500 12 14.5 4 24.62 0.474 0.237 11/16 9/16N 5.16
UNA-080 1.75 2 590 11.42 13.58 4.5 21.13 0.524 0.262 11/16 9/16N 5.29
UNA-028 1.75 2 600 14.5 19.5 4.25 32 0.582 0.291 11/16 1/2N 7.79
UNA-133 1.75 2 700 13.62 16.75 4.81 27.5 0.582 0.291 11/16 9/16N 8.5
UNA-132 1.75 2 1000 13.62 16.5 4.63 27.5 0.683 1/.360,1/.323 11/16 9/16N 10.07
UNA-178 1.75 3 750 12 14.5 4 24.62 0.711 0.237 11/16 9/16N 7
UNA-034 1.75 3 800 14.5 19.5 4.25 32 0.873 0.291 11/16 1/2N 10.76
UNA-026 1.75 3 1000 9.45 12.97 3.25 20.75 0.969 0.323 7/8 none 8.35
UNA-179 1.75 4 1000 12 14.5 4 24.62 0.948 0.237 11/16 9/16N 8.62
UNA-024 1.75 4 1100 14.5 19.5 4.25 32 1.164 0.291 11/16 1/2N 12.18
UNA-029 1.75 5 1200 14.5 19.5 4.25 32 1.455 0.291 11/16 1/2N 14.38
UNA-180 1.75 5 1240 12 14.5 4 24.62 1.185 0.237 11/16 1/2N 10.32
UNA-029N 1.75 6 1400 14.5 19.5 4.25 32 1.746 0.291 11/16 1/2N 18.13
UNA-252 2.5 5 5000 14.77 18.21 4 31.25 2.143 3/447,2/401 1 3/4SB 32.6
UNA-297 2.5 5 5000 14.77 18.21 4 31.25 2.143 3/447,2/.401 1.125 7/8SB 32.78
UNA-298 2.5 5 5000 14.77 18.21 4 31.25 2.143 3/447,2/.401 2 3/4RB 33.73
UNA-268 3 5 5000 14.57 18.1 3.94 30.5 2.005 0.401 1.96 1RB 39.3
UNA-269 3 6 6000 14.57 18.1 3.94 30.5 2.406 0.401 1.96 1RB 46.45
UNA-270 3 7 7500 14.57 18.1 4 30.5 2.807 0.401 1.96 1RB 53.3

* The capacities given are for reference only. The actual capacity is dependent on the spring mounting (center clamp) and service requirements.
** These lengths are for reference only.

T = Taper Leaf (parabolic)
N = Nylon
S = Spacer
SB = Spacer Steel backed bronze


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