| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.298 INCHES MAXIMUM |
| FASTENER LENGTH | 0.375 INCHES NOMINAL |
| MATERIAL | STEEL OR |
| STEEL COMP 1010 OR |
| STEEL COMP 1020 OR |
| RUBBER SYNTHETIC OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A575 ASSN STD 1ST MATERIAL RESPONSE OR |
| ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR |
| ASTM A108 ASSN STD 2ND MATERIAL RESPONSE OR |
| SAE ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| PAINT OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | ROUND |
| HEAD DIAMETER | 0.260 INCHES MAXIMUM |
| HEAD HEIGHT | 0.103 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| WASHER QUANTITY | 1 |
| PRIMARY WASHER STYLE | FLAT |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.360 INCHES MAXIMUM |
| PRIMARY WASHER MATERIAL THICKNESS | 0.072 INCHES MAXIMUM |
| SPECIAL FEATURES | PAINTED AREA BLACK COLOR NO. 37038 FED STD 595,WASHER CONSISTS OF STEEL SHELL W/BONDED NEOPRENE CUSHION |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 96655 |
| DESIGN CONTROL REFERENCE | 3675-6R6-3725 |