MIL-PRF-39002C
TABLE I. Performance requirements.
Style
RK09
RK11
O
300 ±5
O
O
Mechanical travel in degrees (see 3.9)
360
Maximum independent linearity (initial) (see 3.13)
3 percent
1 percent
300 ±5
300 ±3
O
O
O
O
Actual effective-electrical travel in degrees (see 3.10)
O
Maximum ambient temperature at rated wattage (see fig. 2)
85 C
O
Maximum ambient temperature at zero wattage derating (see fig. 2)
135 C
Power rating in watts
1.5
Maximum noise (degradation) (see 3.11)
500 ohms
Maximum independent linearity (degradation) (see 3.13)
150 percent
Minimum insulation resistance (dry) (see 3.14)
1,000 megohms
Minimum insulation resistance (wet) (see 3.18)
100 megohms
Torque (starting) (see 3.15.1) in ounces
0.5 to 6.0
Thermal shock, maximum change 1/ in total resistance(see 3.16)
1 percent
O
O
Maximum RTC in ppm/ C (referred to 25 C) (see 3.17)
± 70
50 ohms and above
± 200
Below 50 ohms watts
Moisture resistance, maximum change in total resistance (see 3.18)
3 percent
Acceleration, maximum change in total resistance (see 3.19)
Shock, specified pulse (see 3.20)
1 percent
Vibration, high frequency, maximum change in total resistance (see 3.21)
Resistance to soldering heat, maximum change in total resistance (see 3.23)
Life, maximum change in total resistance (see 3.24)
2 percent
Low-temperature operation, maximum change in total resistance (see 3.25)
1 percent
High-temperature exposure, maximum change in total resistance (see 3.26)
3 percent
Rotational life, maximum change in total resistance (see 3.27)
1/ Where total resistance change is 1 percent or less, it is considered as ±(__percent + 0.05 ohm).
2. APPLICABLE DOCUMENTS
2.1 General. The documents listed in this section are specified in sections 3 and 4 of this specification. This
section does not include documents cited in other sections of this specification or recommended for additional
information are as examples. While every effort has been made to ensure the completeness of this list, document
users are cautioned that they must meet all specified requirements of documents cited in sections 3 and 4 of this
specification, whether or not they are listed.
2.2 Government documents.
2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a
part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are
those cited in the solicitation (see 6.2).
DEPARTMENT OF DEFENSE SPECIFICATIONS
-
Resistor, Variable, Wire-wound, Semi-precision, Style RK09.
-
Resistor, Variable, Wire-wound, Semi-precision, Style RK11.
DEPARTMENT OF DEFENSE STANDARDS
-
Test Methods Standard Electronics and Electrical Components Parts.
-
Marking of Electrical and Electronic Parts.
2
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