Kaman Product Catalog 1050

Maximum Rating Tables Size 821 • GR, NH, EL Series

Style B

Style H

Single Reduction

Worm Gear Reducers

Size 821

Output Torque

Input

Output

Input

Output

Left Hand

Right Hand Catalog No.

Double Extension

Hollow Output Catalog No.*

Ratio

RPM RPM HP

HP

Catalog No.

Catalog No.

(lb-in)

2500 500 1750 350 1170 234 2500 333 1750 233 1170 156 2500 250 1750 175 1170 117 2500 166 1750 116 1170 78 2500 125 1750 87 1170 58 2500 100 1750 70 1170 46 100 20 100 13 100 6.7 100 5.0 2500 62 1750 43 1170 29 2500 50 1750 35 1170 23 2500 41 1750 29 1170 19 2500 31 1750 21 1170 14 2500 25 1750 17 100 2.5 100 2.0 100 1.7 1.3 100 4.0 2500 83 1750 58 100 3.3

4.305 3.653 2.873 0.433 3.300 2.793 2.194 0.341 2.973 2.464 1.905 0.300 2.284 1.887 1.459 0.245 1.914 1.584 1.229 0.226 1.623 1.333 1.030 0.200 1.359 1.129 0.882 0.181 1.096 0.916 0.722 0.167 0.925 0.769 0.606 0.149 0.799 0.674 0.539 0.145 0.357 0.304 0.241 0.034 0.251 0.217 0.175 0.026

4.043 3.410 2.657 0.310 3.051 2.562 1.989 0.230 2.722 2.235 1.702 0.189 2.035 1.661 1.259 0.138 1.642 1.338 1.012 0.111 1.359 1.094 0.820 0.088 1.102 0.896 0.677 0.074 0.829 0.674 0.509 0.056 0.670 0.539 0.403 0.043 0.535 0.435 0.328 0.036 0.236 0.190 0.141 0.015 0.150 0.122 0.091 0.010

510 614 716 977 577 692 804 686 805 917 769 897

5

__8210001

__8210013

__8210025

__8210501.XX

7.5

__8210002

__8210014

__8210026

__8210502.XX

1089

Double Reduction

10

__8210003

__8210015

__8210027

__8210503.XX

Worm - Worm Gear Reducers 100 10

1192

15

__8210004

__8210016

__8210028

__8210504.XX

1017 1309

828 964

20

__8210005

__8210017

__8210029

__8210505.XX

1090 1397

857 985

25

__8210006

__8210018

__8210030

__8210506.XX

1104 1386

Double Reduction

833 968

30

__8210007

__8210019

__8210031

__8210507.XX

Helical - Worm Gear Reducers 1170 39

1095 1399

836 971

40

__8210008

__8210020

__8210032

__8210508.XX

1097 1401

845 970

WASHGUARD ® Reducers 50 60

__8210009

__8210021

__8210033

__8210509.XX

1086 1359

809 940

__8210010

__8210022

__8210034

__8210510.XX

1061 1354

and GEAR+MOTOR™ Ratio Multipliers 80 100 100

476 547 609 743 379 439 491 605

__8210011

__8210023

__8210035

__8210511.XX

__8210012

__8210024

__8210036

__8210512.XX

100 1170 11

1.0

How To Build a Part Number For Size GRG821, GRL821, NH821, EL821

3. For hollow output, replace “XX” suffix with bore code (see next page for codes)

1. Select partial catalog number from the selection table 2. Replace leading “__” with series code (GRG, GRL, NH, EL)

Example: Direct replacement to LEESON IRONMAN, style B, 5:1 ratio, left hand output

GRL-B821-5-L GRL8210001

GRG =

GRL =

Interchange • Direct replacement to LEESON IRONMAN & major brands.

• Direct replacement to Grove Gear Flexaline • Mounting footprint 3.00” x 4.75” • See pages 52-73 for dimensions

Accessories and

Additional Capabilities

• Mounting footprint 2.88” x 5.00” • See pages 52-73 for dimensions

www.grovegear.com

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