PRECISION
MIL Style RV4
Precision Series K -
2 Watt 1/4" shaft diameter
Precision series K/RV4 potentiometers are suitable for
both military and commercial applications. They can
easily be customized to meet special requirements.
FEATURES:
•
•
•
•
hot molded carbon element
gold-plated terminals
stainless-steel shaft and housing
quality meeting or exceeding MIL-R-94 - QPL listed
OPTIONS:
•
•
•
•
•
custom shafts and bushings
special tapers
fourth (center) terminal
high life
attached switch
ELECTRICAL SPECIFICATIONS:
Resistance range, linear taper:
50
Ω
to 5 Meg
Ω
Resistance range, logarithmic taper:
150
Ω
to 1 Meg
Ω
Resistance tolerance:
±10% or ±20%
Resistance taper:
linear, logarithmic, reverse logarithmic;
other tapers by special order
Power rating:
2 watts at 70°C derated to 0 watts at 120°C
Insulation resistance:
dry:
10K Meg
Ω
wet:
100K Meg
Ω
Dielectric strength:
900 V RMS at sea level
Operating voltage:
500 V, subject to power rating
MECHANICAL SPECIFICATIONS:
Mechanical rotation:
314°
Operating torque:
1 oz/in to 6 oz/in
Rotational life:
25,000 cycles
ENVIRONMENTAL SPECIFICATIONS:
Operating temperature:
−
65°C to +125°C
Resistance to soldering heat:
350°C for 5 seconds
Humidity range:
per MIL-R-94
Vibration range:
per MIL-R-94
Shock resistance:
per MIL-R-94
Load life:
1000 hours at 70°C
PRECISION
MIL Style RV4
DRAWING:
PRECISION
MIL Style RV4
ORDERING INFORMATION:
Ordering Information - Commercial Part Numbers
Series
K
= series K
Bushing
Blank
=
standard
L
= locking
W
= panel &
shaft steel
Switch
Blank
=
without
switch
S
= SPST
switch
Taper
U
= linear
Resistance Value
Total resistance value in
Ω:
first 2 digits significant,
third digit =
number of zeroes
Shaft
Tolerance Shaft Style
Length
1
= 10% of
R
= round
S 16
= 1/2"
20
nominal
= slotted
F
= = 5/8"
24
=
flatted
3/4"
2 =
20% of
28
= 7/8"
32
nominal
= 1"
40
= 1 1/4"
48
= 1 1/2"
64
= 2"
80
= 2 1/2"
96
= 3"
A
=
logarithmic
B
= reverse
logarithmic
Example: KSU1031R16
note:
not all part number combinations are valid
Ordering Information - Military Part Numbers
Shaft
Temperature & Moisture
Bushing
Switch
Shaft Style
Length
Characteristics
Style
RV4
= MIL style RV4
N
= standard
A
= without
Y
= as per MIL-R-94
S
= slotted
B
= 1/2"
switch
L
= locking
F
= flatted
A
= 5/8"
S
= panel &
shaft steel
B
= SPST
switch
D
= 7/8"
G
= 1 1/4"
J
= 2"
K
= 2 1/2"
Resistance Value
Total resistance value
in
Ω:
first 2 digits
significant, third digit =
number of zeroes
Taper & Tolerance
A
= linear 10%
B
= linear 20%
C
= logarithmic 10%
D
= logarithmic 20%
E
= reverse logarithmic
10%
F
= reverse logarithmic
20%
Example: RV4NAYSB000A
note:
not all part number combinations are valid
Type K Cross Reference
Precision
KU S28
KLU S20
KU S16
KU S64
KU R64
KU S80
KA R64
KLU S28
Military
RV4NAYSD A
RV4LAYSA A
RV4NAYSB A
RV4NAYSJ A
N/A
RV4NAYSK A
N/A
RV4LAYSD A
Clarostat
380C3 / 53C3
280C2 / 53C2
N/A
N/A
380C1 / 53C1
N/A
53C1Z
N/A
Allen Bradley
JA1N056S UA
JA1L040S UC
JA1N032S UA
JA1N200S UA
JA1N200P UA
JA1N232S UA
JA1N200P AA
JA1L056S UA
Ohmite
CMU
CLU
N/A
CU
N/A
N/A
N/A
N/A
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