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EPSON Stylus Scan 2500 Revision A
Disassembly & Assembly Overview 78
Table 4-3. Screw Types and Abbreviations
Head
Body
Washer
(assembled)
Top Side
1. Cross-recessed
head
1. Bind
1. Normal
1. Plain washer
2. Slotted head
(with Notch)
2. S-tight
2. Outside
toothed lock
washer
2. Pan
3. P-tight
3. Spring washer
3. Cup/flange
4. Tapping
4. Truss