Stearns 1-087-2XX Catalog Page

Series 87,200 (1-087-2XX) Foot Mounted,

Bearing-Supported Thru-Shaft

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Static Torque: 6 through 105 lb-ft.
Enclosure Material: Cast Iron Endplate

and Housing
Release Type: Side Lever, maintained with

automatic release.
Enclosure Protection: IP 23 & 54 (formerly

referred to by Stearns as NEMA 2 & 4,
respectively).

Installation and Service Instructions:
P/N 8-078-927-00

Parts List: P/N 8-078-917-02
Specifications: Page 17
Modifications: Pages 54-63

Self adjust - see SAB Modifications for
new manual adjust.

For vertical mounting modification see
SAB Modification Section.

Maximum overhung, or side load
measured at one inch from end of
shaft: 100 lbs on brake housing side,
150 lbs on endplate/foot mount side

Brake set and release times in
milliseconds, when brake and motor
are switched separately (for T1/T2

definitions, see page 101):

Static Torque Coil Size T1 T2

10, 15, 25, 50 5 & 6 42 20

35, 75, 105 8 48 20

*Keyseats made to ANSI B17.1 standard.

Dimensions for estimating only. For installation purposes request certified prints.

Dimensional Data and Engineering Specifications

Nominal

Static

Torque

lb-ft

(Nm)

10

(14)

15

(20)

25

(34)

35

(47)

50

(68)

75

(102)

105

(142)

Enclosure

IP 23 1-087-211-00 1-087-215-00
IP 54 1-087-212-00 1-087-216-00 9.38 (328.25)
IP 23 1-087-221-00 1-087-225-00
IP 54 1-087-222-00 1-087-226-00 9.38 (328.25)
IP 23 1-087-231-00 1-087-235-00
IP 54 1-087-232-00 1-087-236-00 9.38 (328.25)
IP 23 1-087-241-00 1-087-245-00
IP 54 1-087-242-00 1-087-246-00 9.38 (328.25)
IP 23 1-087-251-00 1-087-255-00
IP 54 1-087-252-00 1-087-256-00 9.88 (250.95)
IP 23 1-087-261-00 1-087-265-00
IP 54 1-087-262-00 1-087-266-00 9.88 (250.95)
IP 23 1-087-281-00 1-087-285-00
IP 54 1-087-282-00 1-087-286-00 10.38 (263.65)

Basic Model Number*

AC DC

*See “Ordering Information”, previous page.

Dimensions in Inches

(Dimensions in Millimeters)

AZAF

9.32 (238.13)

14.56

(369.82)

9.32 (238.13)

14.56

(369.82)

9.32 (238.13)

14.56

(369.82)

9.32 (238.13)

14.56

(369.82)

9.81 (249.94)

15.06

(382.50)

9.81 (249.94)

15.06

(382.50)

10.32 (262.13)

15.56

(395.20)

3.56

(90.42)

3.56

(90.42)

3.56

(90.42)

3.56

(90.42)

4.06

(103.12)

4.06

(103.12)

4.56

(115.82)

Thermal

Capacity

(hp-sec/

Inertia Wk2

min)

17.5 .049

17.5 .049

17.5 .049

17.5 .049

17.5 .083

17.5 .083

17.5 .117

(lb-ft

Wt. lbs

2

)

(kg)**

72

(33.0)

72

(33.0)

73

(33.0)

73

(33.0)

78

(35.0)

78

(35.0)

81

(37.0)

49