MIL-DTL-19648 Relays, Time Delay, Thermal, General Specification ForThis specification covers the general requirements for thermal, time delay relays for use in electrical applications. Relays covered by this specification are capable of meeting the electrical and environmental requirements when mounted directly to the structure of aircraft, missile, spacecraft, ship, and other primary vehicles or in ground support and shipboard equipment. Other ratings may be as specified \(see 3.1\).

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

'� BOILERPLATE FOR 961D' by Unknown - Page 8 of 26

MIL-DTL-19648E

4.3 Inspection conditions. Unless otherwise specified herein, all inspections shall be performed in

accordance with the test conditions specified in the "GENERAL REQUIREMENTS" of MIL-STD-202.

4.4 First article inspection. First article inspection (see 3.2) shall be performed by the supplier after

award of contract and prior to production or delivery at a facility acceptable to the Government. First

article inspection shall be performed on sample units which have been produced with equipment and

procedures normally used in production. First article approval is valid only on the contract or purchase

order under which it is granted, unless extended by the Government to other contracts or purchase

orders.

4.4.1 Sample size. The number of relays to be subjected to first article inspection shall be as

specified in table IV.

4.4.2 Inspection routine. The sample shall be subjected to the inspections specified in table IV, in the

order shown. All sample units shall be subjected to the inspection, except solderability, of F1. The

sample shall then be divided as specified in table IV for F2 and F3 and subjected to the inspection for

their particular group.