215953
56
Revision A
5.1
Abbreviations
A/R
–
as required (quantity varies)
ASSY
–
assembly
BHRN
–
button head rib neck
BV
–
ball valve
CCW
–
counterclockwise
CON
–
conical (spring washer)
CSK
–
countersink
C/W
–
complete with
CW
–
clockwise
DBLE
–
double
DK
–
double knife
DR
–
double reel
DT
–
distorted thread
FLG
–
flange
GA
–
gauge
GR
–
grade
GS
–
grass seed
HD
–
head
HDR
–
header
HFA
–
hydraulic fore-aft
HH
–
hex head
HNBR
–
hydrogenated nitrile
butadiene rubber
HYD
–
hydraulic
I.D.
–
inside diameter
IP
–
internal plus (torx plus)
KP
–
knife pressure
KR
–
knife return
LG
–
long
LH
–
left hand (determined from
Operator's position, facing forward)
LK
–
lock
MACH
–
machine
MD
–
MacDon
MFA
–
manual fore-aft
MY
–
model year
NC
–
national coarse thread
NF
–
national fine thread
NSS
–
not sold separately
NT
–
narrow transport
O.D.
–
outside diameter
OPT
–
optional
PO
–
pilot operated
PT
–
pull-type (mower conditioner)
RC
–
roller chain
REF
–
reference, part number called up
elsewhere in catalog
REG
–
regular
RH
–
right hand (determined from
Operator's position, facing forward)
RHSN
–
round head, square neck or
square neck carriage bolt
RHSSN
–
round head, short, square
neck
RTD
–
rotating tine drum
SAE
–
Society of Automotive Engineers
(part produced to comply with)
SD
–
side draper
SER
–
serrated
SK
–
single knife
SKT HD
–
socket head
SMTH
–
smooth
SMV
–
slow moving vehicle
SOCK
–
socket
SP
–
self-propelled (windrower)
header
SPCL
–
special
SPH
–
spherical
SPI
–
serrations per inch (knife
Sections)
SR
–
single reel
STL
–
steel (stainless)
STR
–
standard
STVR
–
Stover
TFL
–
thread full length
THD
–
thread
TR
–
triple reel
UCA
–
upper cross auger
UDK
–
untimed double knife
UNC
–
unified coarse thread
UNEF
–
unified extra fine thread
UNF
–
unified fine thread
UNS
–
unified special thread series
VK
–
veritcal knife
WF
–
wide frame
ZP
–
zinc plated