| BODY INSIDE DIAMETER | 0.297 INCHES MINIMUM AND 0.303 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.4384 INCHES MINIMUM AND 0.4389 INCHES MAXIMUM |
| CORNER SHAPE | CHAMFERED ALL CORNERS |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BUSHING, PLAIN, UNDERSIZED BORE (FOR UNCLAMPED NESTED INSTALLATION) |
| MATERIAL | BRONZE AND ALUMINUM OVERALL |
| OVERALL LENGTH | 0.250 INCHES NOMINAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| STYLE DESIGNATOR | SOLID, PLAIN, NO OUTSIDE FLANGES |
| SURFACE FINISH | 250.0 MICROINCHES BORE LINER |
| SURFACE FINISH | 63.0 MICROINCHES BODY |
| SURFACE TREATMENT | CHROMATE ZINC OVERALL |