This part is a kind of semiconductor called MS21069-04.

Function of this product has MS21069 Nutplate Series.

Manufacturers : Coast Fabrication

Image and pinout :

Some of the text within the PDF file :

42 MS21069 Nutplate Series Specifications MATERIAL: C1050 carbon steel per AMS 5085 (UNS G10500) FINISH: Cadmium plate per QQ-P-416, Type II, Class 2 and Kaylube molybdenum disulfide dry lubricant per MIL-L-46010 PERFORMANCE: MIL-N-25027 Part Number T Thread .086-56 UNJC-3B .099-48 UNJC-3B .112-40 UNJC-3B .138-32 UNJC-3B .164-32 UNJC-3B .190-32 UNJF-3B .250-28 UNJF-3B .3125-24 UNJF-3B .375-24 UNJF-3B A Max .410 .425 .630 .661 .692 .724 .786 1.006 1.116 B Max .162 .184 .260 .265 .297 .328 .414 .505 .614 Min .140 .140 .140 .195 .230 .298 .380 .475 .580 D Dia .168 .194 .254 .317 .379 F Min .071 .071 .089 .089 .100 .100 .100 .125 .125 G Dia ±.010 .200 .200 .200 .200 .200 .230 .230 H Max .110 .125 .143 .171 .250 250 .281 .328 .344 J ±.002 .250 .265 .406 .437 .465 .500 .562 .718 .828 [ ... ]

MS21069-04 PDF Datasheet Download