Series
SP Belleville Springs
    Inch Dimensions  
Part

No.

NOM.

Bolt

Size

D d t O.H.

max

O.H.

min

Load

at min

O.H.

Weight

per M

in lbs

SP-291325 1/2 1.142 .512 .098 .130 .116 2508 22.9
SP-321335 1/2 1.260 .512 .138 .169 .156 5630 40.0
SP-351530 9/16 1.378 .591 .118 .157 .141 3784 40.7
SP-391540 9/16 1.535 .591 .157 .197 .181 7331 70.0
SP-391735 5/8 1.535 .669 .138 .185 .162 5124 58.5
SP-421745 5/8 1.654 .669 .177 .224 .201 9169 90.0
SP-471950 N/A 1.850 .748 .197 .244 .222 10497 125
SP-522155 3/4 2.047 .827 .217 .287 .246 13305 169
SP-562360 7/8 2.205 .906 .286 .311 .268 16381 212
SP-622565 N/A 2.441 .984 .256 .335 .291 18523 284
SP-702870 1 2.756 1.102 .276 .362 .317 21243 392
SP-773175 1-1/8 3.031 1.220 .295 .386 .343 25158 508

Note: O.H. max = when delivered O.H. min= After first loading.

Load at min. O.H. = load in lbs.

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