| SPECIAL FEATURES | WASHER HAS 203 INTERNAL TEETH. HEAT TREATED PER HP1-1. RING TO BE USED IN CONJUNCTION WITH BOEING BEARING RETAINING NUT NO. 7-113200158. PROTECT PARTS PER HP4-1. |
| STYLE DESIGNATOR | KEY |
| SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | EPB4-230, FINISH NO. 29 OR 31 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| ANGLE BETWEEN FIRST AND SECOND KEY | 100.48 DEGREES NOMINAL |
| ANGLE BETWEEN SECOND AND THIRD KEY | 100.48 DEGREES NOMINAL |
| ANGLE BETWEEN THIRD AND FOURTH KEY | 72.0 DEGREES NOMINAL |
| EXTERNAL KEY QUANTITY | 4 |
| EXTERNAL STRAIGHT KEY WIDTH | 0.145 INCHES MINIMUM AND 0.165 INCHES MAXIMUM |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 2.537 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6414 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| III MATERIAL | STEEL COMP 4340 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RING, SPLINE LOCK - BEARING |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE DIAMETER | 2.980 INCHES MINIMUM AND 3.010 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 3.25 INCHES MINIMUM AND 3.27 INCHES MAXIMUM |