| MATERIAL | STEEL COMP E4340 OR |
| STEEL COMP 4340 |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC ALL MATERIAL RESPONSES |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | LOCKED IN |
| SHOULDER LENGTH | 0.040 INCHES MINIMUM AND |
| 0.050 INCHES MAXIMUM |
| DISTANCE FROM SHOULDER PORTION TO NUT END | 1.545 INCHES MINIMUM AND |
| 1.575 INCHES MAXIMUM |
| OVERALL LENGTH | 1.935 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| UNC STUD THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| 0.312 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| 3A STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| 18 STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.490 INCHES MINIMUM AND |
| 0.510 INCHES MAXIMUM NUT THREAD |
| 0.330 INCHES NOMINAL STUD THREAD |
| LOCKING FEATURE | RING, LOCK KEYED |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.145 INCHES MINIMUM AND |
| 0.175 INCHES MAXIMUM FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.071 INCHES MINIMUM AND |
| 0.081 INCHES MAXIMUM FIRST HOLE |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 30003 |
| MFR SOURCE CONTROLLING REFERENCE | 502AS3414-13 |