INCH-POUND
MIL-PRF-39023/1C
5 September 2006
SUPERSEDING
MIL-PRF-39023/1B
1 February 1999
PERFORMANCE SPECIFICATION SHEET
RESISTORS, VARIABLE, NONWIREWOUND, PRECISION,
STYLE RQ090
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers the requirements for style RQ090, variable, nonwirewound, precision resistors.
1.2 Classification.
1.2.1 Part or Identifying Number (PIN). The PIN is in the following form:
Single-section (cup) resistors
RQ090
A
A
1
2
A
B
103
⊥
⊥
⊥
⊥
⊥
⊥
⊥
⊥
Resistance
Output
Function
Life
Moisture
Shaft
Style
Resistance
(1.2.8)
smoothness
conformity
characteristic
resistance
length
temperature
characteristic
tolerance
(1.2.5)
(1.2.4)
(1.2.3)
characteristic,
(1.2.7)
characteristic
maximum
(1.2.6)
ambient
temperature
and taps
(1.2.2)
1.2.2 Resistance temperature characteristic, maximum ambient temperature and taps. The resistance
temperature characteristic, maximum ambient temperature and taps applicable to this specification are symbols A
and B.
1.2.3 Shaft length. The shaft length applicable to this specification are symbols A to F, inclusive.
1.2.4 Moisture resistance. The moisture resistance applicable to this specification are symbols 1 and 2.
1.2.5 Life characteristic. The life characteristics applicable to this specification are 1 to 4, inclusive.
1.2.6 Function conformity tolerance characteristic. The function conformity tolerance characteristic applicable to
this specification are symbols A to D, inclusive.
Comments, suggestions, or questions on this document should be addressed to: Defense Supply Center, Columbus,
ATTN: DSCC VAT, Post Office Box 3990, Columbus, Ohio 43218-3990 or by email Resistor@dla.mil. Since contact
information can change, you may want to verify the currency of this address information using the ASSIST Online
database at https://assist.daps.dla.mil/ .
AMSC N/A
FSC 5905
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