| CENTER HOLE SHAPE STYLE | ROUND |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM |
| OVERALL DIAMETER | 0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5901 ASSN STD 1ST MATERIAL RESPONSE OR AMS5516 ASSN STD 2ND MATERIAL RESPONSE OR AMS5513 ASSN STD 3RD MATERIAL RESPONSE OR AMS5524 ASSN STD 4TH MATERIAL RESPONSE OR AMS5510 ASSN STD 5TH MATERIAL RESPONSE OR AMS5512 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, FLAT |
| PERIPHERAL SHAPE STYLE | ROUND |
| SPECIFICATION/STANDARD DATA | 80205-NAS1149 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700, METHOD 1, TYPE 6 OR TYPE 7, CLASS1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THICKNESS | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |