1 / 1 1 / 2 2 , 5 : 0 1 A M 1 0 - 3 2 C o u n t e r s u n k R a c k S c r e w w i t h P l a s t i c C u p W a s h e r ( 1 4 2 1 A S e r i e s ) - H a m m o n d M f g . Quality Products. Service Excellence. 10-32 Countersunk Rack Screw with Plastic Cup Washer 1421A Series Note: This product line will soon be discontinued as a stocked series. Available while quantities last. It has been replaced with 1421 Series. For alternative solution assistance, please contact Hammond here or call: USA (716) 630-7030, Canada and International (519) 822-2960. Features Precision crafted constructed of heat-treated low-carbon steel. Heat-treated to resist stripping. Ideal for AV and Test/Measurement applications. Screws feature Slotted and Phillips countersunk head. 0.625 length. 10-32 thread. Nickel plate finish Plastic cup washers feature Outside diameter of 0.58 . Hard black plastic material. Please note we are consolidating our support to just offer screw packs that include either metal washers or plastic. Please see the 1421 series for part numbers. Gallery 10-32 Nickel Rack Screws Part No. Description 1421A10B 10 screws packaged in clamshell 1421A25B 25 screws packaged in clamshell 1421A100B 100 screws packaged in reusable jar Black Plastic Cup Washers Part No. Description 1421A25W Package of 25 plastic cup washers h t t p s : / / w w w . h a m m f g . c o m / d c i / p r o d u c t s / a c c e s s o r i e s / 1 4 2 1 a 1 / 21 / 1 1 / 2 2 , 5 : 0 1 A M 1 0 - 3 2 C o u n t e r s u n k R a c k S c r e w w i t h P l a s t i c C u p W a s h e r ( 1 4 2 1 A S e r i e s ) - H a m m o n d M f g . Part No. Description 1421A100W Package of 100 plastic cup washers 1421A500W Package of 500 plastic cup washers Data subject to change without notice 2022. Hammond Manufacturing Ltd. All rights reserved. h t t p s : / / w w w . h a m m f g . c o m / d c i / p r o d u c t s / a c c e s s o r i e s / 1 4 2 1 a 2 / 2