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Racing Components Logo Ejecting Stud and Weld Plate Receptacle

5/16" Flush Head or Wing Head
Self-Ejecting Fastener and
1" Spacing Weld Plate Receptacle

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 Part Number column.

Total Material
Thickness
Stud Grip Spring Height Self Ejecting Wing Head Stud Picture Self Ejecting Stud Picture Weld Plate Receptacle Picture
5/16"
Wing Head Stud
Part Number
5/16"
Flush Head Stud
Part Number
1" Spacing
Weld Plate
Part Number*
.060"-.100".400".335"4639-5W5-400-Z3CT4639-55-400-Z3CT4639-24945-335-Z3CT*
4639-24945-335-14S-PAS
.092"-.125".400".310"4639-5W5-400-Z3CT4639-55-400-Z3CT4639-24945-310-Z3CT*
4639-24945-310-14S-PAS
.117"-.150".400".285"4639-5W5-400-Z3CT4639-55-400-Z3CT4639-24945-285-Z3CT*
4639-24945-285-14S-PAS
.142"-.175".500".360"4639-5W5-500-Z3CT4639-55-500-Z3CT4639-24945-360-Z3CT*
4639-24945-360-14S-PAS
.167"-.200".500".335"4639-5W5-500-Z3CT4639-55-500-Z3CT4639-24945-335-Z3CT*
4639-24945-335-14S-PAS
.192"-.225".550".360"4639-5W5-550-Z3CT4639-55-550-Z3CT4639-24945-360-Z3CT*
4639-24945-360-14S-PAS
.217"-.250".550".335"4639-5W5-550-Z3CT4639-55-550-Z3CT4639-24945-335-Z3CT*
4639-24945-335-14S-PAS
.242"-.275".550".310"4639-5W5-550-Z3CT4639-55-550-Z3CT4639-24945-310-Z3CT*
4639-24945-310-14S-PAS
.267"-.300".550".285"4639-5W5-550-Z3CT4639-55-550-Z3CT4639-24945-285-Z3CT*
4639-24945-285-14S-PAS

Note: On the Weld Plate Receptacle, only the Spring is plated. The plate is not plated to allow for welding.

* Upon depletion of existing stock, the spring will change from zinc plated (-Z3CT) to type 316 Stainless Steel (-14S-PAS).