| MATERIAL | STEEL COMP 440C SPHERICAL SURFACE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE SPHERICAL SURFACE |
| HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND |
| 60.0 ROCKWELL C MAXIMUM SPHERICAL SURFACE |
| SURFACE TREATMENT | CHROMATE SPHERICAL SURFACE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-H-6875 MIL SPEC SINGLE TREATMENT RESPONSE SPHERICAL SURFACE |
| STYLE DESIGNATOR | SOLID |
| OVERALL LENGTH | 0.870 INCHES MINIMUM AND |
| 0.875 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.8745 INCHES MINIMUM AND |
| 0.8750 INCHES MAXIMUM |
| SPECIAL FEATURES | RACE AND RETAINING RING ARE MADE OF 17-7PH CRES PER AMS 5643; HEAT TREAT RING TO COND H-1025 PER MIL-H-6875 AND RACE COND H-1150 PER MIL-H-6875; SPHERICAL O.D. & ENDS HARD CHROME PLATED; LUBRICATION GROOVES IN RACE ID & OD AND BALL ID ONLY; 3 OIL HOLES EQUALLY SPACED THRU BALL AND RACE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SPHERICAL BEARING |