Surface Machinery and Methods for Oil-Well Pumping Page: 59
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59
POWER-TRANSMITTING MACHINERY.
List of machinery and material, etc.--Continued.Machinery and material
Refer-
ence
No.
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93Classification
Power equipment-
electrical.
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1
6
1
1
1
1
1
2
4
9
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1
1
20
2
1
1
1
6
250
80
28
1
16
1
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1
9
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22
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60
16Type 52-P controller with rope wheels ............
Type F, Form K-20, oil circuit-breaker-...........
Type SG rheostat frames and grids............------
Type LM-5, 100-ampere, 500-volt, a. c., triple-
pole switch.
Metal junction-box, back of controller........--------..
Metal housing for pole changing switch to motor -
Grid and switch support _________...........__.
1*-inch, type F, condulet, with 3-hole porcelain
cover.
2-inch, type A, condulets, with 5-hole porcelain
cover.
Feet I-inch Greenfield flexible steel conduit.... __
Feet l -inch Greenfield flexible steel conduit ......
1F-inch combination couplings .-..----------...
11-inch panel box connections ------........-----------
1--inch panel box connections .............. --....-
2-inch conduit unit------------.............. ..-----------
11-inch conduit unit.............---..----....--....--------
Feet il-inch black conduit---.......... --------
11-inch conduit bends -...- .... -------..........---
U-bolt clamp 11-inch conduit_.. . .... ........_
11-inch steel lock nut_ ._.. --- .-------..... . -
11-inch lock bushing-- .--- ----------------
Ground clamps, adjustable, J inch to 3 inches- ...
Feet No. 4. R. C. stranded copper wire........
Feet No. 4 flame-proof copper wire .......... _ .
j-inch by 11-inch machine bolts, for grids_ .. _...
1-inch by 8-inch machine bolt, for cross arm-.......
1-inch by 1-inch machine bolts .._.........--._.
4-inch by 6-inch by 22-foot round redwood service
pole.
4-inch by 4-inch by 40-inch 3-pin redwood cross-arm
1l-inch by 9-inch locust pins.-----------.....-----
Insulators, Thomas-- ....-------------...............--.....
1-inch by 2-inch nipples, no thread, for controller_.
1I-inch pipe straps ----...... ................
Type M transformer, air-cooled, 60-cycle, 250-
watt, 440/110-volt, with 4-inch conduit end bells.
1-30 ampere, 500-volt, a. c., double-pole, fused
safety first switch.
Branch spragulets------.................-------------
C-1 flat closed covers..............................
1-inch spragulet couplings .........................
1-inch spraguletcouplings ------------- ----------
1-ampere, 600-volt, inclosed fuses_ ----....._ . .
1-inch steel lock nuts----. . ..___------------------
1-inch lock bushings ...................-------------------------
1-inch, type V, condulets with porcelains, recep-
tacles, globes, and guards.
}-inch, type VC, condulets with porcelains, recep-
tacles, globes, and guards.
1-inch, type H-15, condulet __------ __------------
Snap switch metal cover ........-------------------
60-watt Mazda lamps __-- .-------- _-----------_
Feet, 1-inch galvanized conduit--...-------------...............
1-inch pipe straps ................. .......-------------------------.Plate No.
X, E.
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XI, A.
X, E, and
XI, D.
XI, C.
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George, H. C. Surface Machinery and Methods for Oil-Well Pumping, report, 1925; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc12407/m1/77/?rotate=270: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.