MIL-PRF-22 Resistors, Variable, Wirewound, Power Type, General Specification ForThis specification covers the general requirements for power type variable resistors having a resistance element of wire, wound linear on an insulating strip shaped in an arc, such that a contact bears uniformly on the resistance element when adjusted by a control shaft. The power ratings \(see 3.1\) cover a range from 6.25 watts to 1,000 watts, inclusive \(see 6.2\).

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MIL-PRF-22E

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 or 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 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 SPECIFICATION

(See supplement 1 for list of specification sheets.)

DEPARTMENT OF DEFENSE STANDARDS

Test Methods Standard Electronics and Electrical Components Parts.

Environmental Engineering Considerations and Laboratory Tests.

DEPARTMENT OF DEFENSE HANDBOOKS

Screw Thread Standards for Federal Services.

(Copies of these documents are available online at https://assist.daps.dla.mil/quicksearch/ or

https://assist.daps.dla.mil or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D,

Philadelphia, PA 19111-5094).

2.3 Non-Government publications. The following documents form a part of this document to the extent specified

herein. Unless otherwise specified, the issues of the documents cited in the solicitation or contract (see 6.2).

INTERNATIONAL ORGANIZATION for STANDARDS (ISO)

Equipment, Quality Assurance Requirements for Measuring - Part 1:

Meteorological Confirmation System for Measuring Equipment.

(Copies of this document are available online at https://www.iso.org/ or should be addressed to the American

National Standards Institute, 11 West 42nd Street New York, NY 10036.)

NATIONAL CONFERENCE OF STANDARDS LABORATORIES (NCSL)

Laboratories, Calibration, and Measuring and Test Equipment.

(Copies of this document are available from https://www.ncsli.org/ or from the National Conference of Standards

Laboratories (NCSL) International, 1800 30th Street, Suite 305, Boulder, CO 80301-1026.)

2.4 Order of precedence. In the event of a conflict between the text of this document and the references cited

herein (except for related specification sheets), the text of this document takes precedence. Nothing in this

document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained.