scope:

This specification covers the general requirements for snap action, sensitive, and push switches, and switch assemblies (switches shall include switch assemblies, see 6.4.1) (see 6.1). For definitions of terms used in this specification, see 6.4.

The enclosure design is identified by a single digit in accordance with table 1. TABLE 1. Enclosure design (see 6.4.12).

Symbol Seal --------------------------- 1 Unsealed 2 Dusttight 3 Watertight 4 Resilient 5 Hermetic 6 Splashproof

The temperature characteristic is identified by a single digit, indicating the temperature range of the switch, in accordance with table II. TABLE II. Temperature characteristic.

Symbol Temperature range ---------------------------- Minimum Maximum ---------------------------- 1 −55 °C +85 °C 2 −65 °C +125 °C 3 −65 °C +200 °C 4 −65 °C +350 °C

The shock type is identified by a single letter in accordance with table III. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Naval Electronic Systems Command, ATTN: ELEX 8111, Department of the Navy, Washington, DC 20363, by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. TABLE III. Shock type.

Symbol Shock type ------------------------------------ M 100g, test condition I, method 213 of MIL-STD-202 H High-impact

The vibration grade is identified by a single digit in accordance with table IV. TABLE IV. Sinusoidal vibration grade.

Symbol Frequency range Acceleration level -------------------------------------------------------------- Hz 1 10-500 swept sinusoidal 10g peak 2 10-2,000 swept sinusoidal 15g peak 3 10-3,000 swept sinusoidal 30g peak

The random vibration category is identified by a single digit in accordance with table V. TABLE V. Random vibration categories.

Symbol Power Overall Frequency spectral RMS G range (Hz) density ---------------------------------------------- A .02 5.2 50 - 2,000 B .04 7.3 50 - 2,000 C .06 9.0 50 - 2,000 D .1 11.6 50 - 2,000 E .2 16.4 50 - 2,000 F .3 20.0 50 - 2,000

The military part number shall consist of the letter "M", the basic number of the specification sheet, and an assigned dash number as shown in the following example (see 3.1, 6.2.1, and 6.2.2):

- - - - - - - - - - M 8805/1 - 001 - - - - - - - - - - - Military Specification Dash designator sheet number number

Unless a superseding "M" part number has been assigned (see applicable specification sheet), switches formerly covered by Military Standards (MS) have retained the part number reflected therein.

intended Use: