| Item Name | Bearing Sleeve |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3120 Bearings Plain Unmounted |
| National Item Identification Number (NIIN) | 00-497-7997 (004977997) |
| NCB Code | USA (00) |
| Manufacturer | United States Postal Service |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.1830 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.1880 INCHES MINIMUM AND 0.2030 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.1270 INCHES MAXIMUM |
| ADZG | LUBRICATION MATERIAL | LUBRICANT, MANUFACTURERS STANDARD |
| AEPR | FLANGE OUTSIDE DIAMETER | 0.3150 INCHES NOMINAL |
| AGFF | FLANGE WIDTH | 0.1560 INCHES MINIMUM AND 0.1610 INCHES MAXIMUM |
| AJFM | END TO FLANGE DISTANCE | 0.0100 INCHES NOMINAL |
| BZLX | CORNER SHAPE | SQUARE CENTER FLANGE LEFT BODY CORNER |
| BZLX | CORNER SHAPE | SQUARE CENTER FLANGE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE CENTER FLANGE OUTSIDE RIGHT CORNER |
| BZLX | CORNER SHAPE | SQUARE CENTER FLANGE RIGHT BODY CORNER |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| STYL | STYLE DESIGNATOR | SOLID, EXTERNAL FLANGE |
| Relevant Components for NSN - 3120-00-497-7997, 3120004977997 | ||||
| 3120-00-450-6253 (3120004506253) | 3120-01-580-6076 (3120015806076) | 3120-00-456-8822 (3120004568822) | 3120-01-303-5485 (3120013035485) | |
| 3120-01-605-4732 (3120016054732) | 3120-01-254-5347 (3120012545347) | 3120-01-629-1711 (3120016291711) | 3120-00-661-3985 (3120006613985) | |
| 3120-00-517-5552 (3120005175552) | 3120-01-271-8355 (3120012718355) | 3120-01-419-5052 (3120014195052) | 3120-00-839-0964 (3120008390964) | |
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