CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
Steel and nickel plated 1/8 diameter x 9/32 inches long with 7/32 inch diameter oval head semi tubular rivet.
Reference:
Shaft diameter x shaft length (from under head) - Williams Bally No.
3/32 x 3/32" - 07-6688-13/32 x 7/64" - 07-6688-23/32 x 5/32" - 07-6688-41/8 x 1/8" - 07-6688-16, 07-6688-16N, & 07-6697-21/8 x 5/32" - 07-6688-17, 07-6688-17N, & 07-6697-31/8 x 3/16" - 07-6688-18, 07-6688-18N, & 07-6697-41/8 x 7/32" - 07-6688-19, 07-6688-19A, & 07-6688-19N1/8 x 1/4" - 07-6688-20 & 07-6688-20N1/8 x 9/32" - 07-6688-21 & 07-6688-21N1/8 x 1/2" - 07-6688-261/8 x 9/16" - 07-6688-27
Data East/Sega/Stern reference numbers:
1/8 x 3/16" - 249-5001-001/8 x 1/4" - 249-5003-001/8 x 5/32" - 249-5009-00
Jersey Jack Pinball reference numbers:
1/8 x 5/32" - 93-000003-001/8 x 7/32" - 93-000000-00