A SERVICE OF

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MODEL 66-80 VIBRATORY DRIVER/EXTRACTOR
VII. GENERAL DATA
A. ABBREVIATIONS
The abbreviations shown below are used throughout the parts lists and various
other parts of the manual.
ASM. Assembly
BHCS Button Head Cap Screw
Cyl. Cylinder
DC Direct Current
FHCS Flat Head Cap Screw
FLCS Flanged Head Cap Screw
HC High Collar
HHCS Hex Head Cap Screw
HHPP Hex Head Pipe Plug
HSSS Hex Socket Set Screw
Hyd. Hydraulic
Lg Long
mm Millimeter
Mtg. Mounting
NPT. National Pipe Thread
PHMS Phillips Head Machine Screw
P/N Part Number
Qty. Quantity
RHMS Round Head Machine Screw
Sch. Schedule
SHCS Socket Head Cap Screw
SHPP Socket Head Pipe Plug
SHSS Socket Head Shoulder Screw
S/N Serial Number
Sol. Solenoid
UNF Unified National Fine
UNC Unified National Coarse
B. SCREWS AND BOLTS
1. Practically all connections on the unit are made with socket head (Allen) cap
screws. These high-strength screws are available at most industrial supply
houses.
2. Screws and bolts are designated in the PARTS LIST in abbreviated form.
(Refer to sub-section A, above, for specific abbreviations). Listed below is a
typical screw description: .50 - 13 UNC x 1.50 Lg SHCS
.50 = Diameter
13 UNC = Threads Per Inch
1.50 Lg = Length
SHCS = Screw Type Abbreviation
VII-1