| FASTENER LENGTH | 0.547 INCHES MINIMUM AND 0.577 INCHES MAXIMUM |
| HEAD DIAMETER | 0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| HEAD HEIGHT | 0.530 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| HEAD STYLE | FILLISTER |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| MATERIAL | STEEL COMP 302 SPRINGSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 OR STEEL COMP 303MA OR STEEL COMP 303PB OR STEEL COMP 303 PLUS X STAND-OFFSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 OR STEEL COMP 303MA OR STEEL COMP 303PB OR STEEL COMP 303 PLUS X THREADS |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRINGQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFFQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| SURFACE TREATMENT | PASSIVATE SPRINGPASSIVATE STAND-OFFPASSIVATE THREADS |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNC |
| THREAD QUANTITY PER INCH | 40 |