55Installation, Operations & Maintenance Manual
(NEMA 56C) Stub Shaft Assembly includes Worm Shaft (640), Worm (650), Pin (660), Cone Bearing
(670), & Ball bearing (680).
Parts Common To ALL API Motor Mounts (A)
- Parts Not Illustrated
Parts Continued Next Page
mRoy A MOTOR MOUNT PARTS (FIGURES 17 & 18)
API Flange Mount NEMA 56C (FR)
DRAWING
LOCATION
NUMBER
DESCRIPTION PART NUMBER MATERIAL/SPM QUANTITY
75 Plug, Expansion - 9/32 40059 Steel 2
690 Washer, Flat 219-0030-006 Steel 1
700 Spring, Finger - 0.563 403-0121-006 Steel 1
710 Adapter, Motor 272-0090-001 Cast Iron 1
770 Screw, Socket Head - 8-32NC x 3/4 405-0132-031 Steel 4
780
Coupling - 1/2 x 5/8 Key 410-0127-040
1
790 Screw, Hex Head - 3/8-16 x 1 GR5 405-0018-119 Steel 4
800 Plug, Sq. Head Pipe - 1/2” NPT 402-0009-137 Steel 1
FR (NEMA 56C) Stub Shaft Assembly includes Worm Shaft (640), Worm (650), Pin (660), Cone Bearing
(670), & Ball bearing (680).
640 Shaft, Worm 252-0048-006 Steel 1
650 Worm, Gear, & Shaft Assembly
54684 77:1
23 spm @1725 RPM
1
54685 48:1
37 spm @1725 RPM
1
54686 24:1
73 spm @1725 RPM
1
54687
15:1
117 spm @1725 RPM
1
54688 9.5:1
185 spm @1725 RPM
670 Bearing, Cone 409-0064-010
680 Bearing, Ball 409-0094-020
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