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4639-165 Oval Head or
4639-665 Flush Head Fastener
 and 4639-19 S-Spring Receptacle

 Oval Head Stud PictureFlush Head Stud Picture S-Spring Receptacle Picture

To order, add up the thickness of the panels being joined together, as shown here. Next, locate the total thickness on the chart. The part number is shown under the head style (oval or flush).

Total Material Thickness (inches) Stud Grip Spring Height Oval Head Stud Part Number Flush Head Stud Part Number S-Spring Part Number
.099-.132 .500 .425 4639-165-500 4639-665-500 4639-196-425
.124-.157 .400 .300 4639-165-400 4639-665-400 4639-196-300
.149-.182 .550 .425 4639-165-550 4639-665-550 4639-196-425
.174-.207 .400 .250 4639-165-400 4639-665-400 4639-196-250
.199-.232 .400 .225 4639-165-400 4639-665-400 4639-196-225
.224-.257 .500 .300 4639-165-500 4639-665-500 4639-196-300
.249-.282 .500 .275 4639-165-500 4639-665-500 4639-196-275
.274-.307 .550 .300 4639-165-550 4639-665-550 4639-196-300
.299-.332 .500 .225 4639-165-500 4639-665-500 4639-196-225
.324-.357 .550 .250 4639-165-550 4639-665-550 4639-196-250
.349-.382 .550 .225 4639-165-550 4639-665-550 4639-196-225