MIL-DTL-9419 Switch, Toggle, Momentary, Four-Position On, Center Off, General Specification ForThis specification covers a four-position, momentary on, center off, positive action switch with free return to the off position.

Pages 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 - 13 - 14 - 15 - 16 - 17 - 18

MIL-DTL-9419G

TABLE II. Group A inspection.

Requirement

Test method

Sampling plan

Inspection

paragraph

Subgroup 1

Visual and mechanical examination 1/

3.1, 3.3, 3.4,3.6, 3.7

4.7.1

See 4.6.1.1.1.1

Subgroup 2

4.7.3

Actuating force

3.5.1

Actuating lever travel

3.5.2

4.7.4

See 4.6.1.1.1.2

Dielectric withstanding voltage

Switching resistance

1/ At the option of the contractor, documented in-process inspection may be used to satisfy the

materials (see 3.3) and design and construction (see 3.4) requirements provided that all of the

contractor's in-process control data on these tests are made available to the Government upon

request.

TABLE III. Zero defect sampling plan.

Number of switches

to be tested

Lot size

Subgroup 1

Subgroup 2

All

16 -

51 -

91 -

150

151 -

280

281 -

500

501 - 1,200

1,201 - 3,200

3,201 - 10,000

10,001 - 35,000

4.6.2 Group C inspection. Group C inspection shall consist of the tests specified in table I in the order

shown and shall be made on sample units produced with production tools and processes.

4.6.2.1 Disposition of sample units. Sample units which have been subjected to group C inspection

shall not be delivered on a contract or order.