NSN 3120-00-305-6789 8728B56, 00-305-6789, 003056789
Product Details | SLEEVE BEARING
3120-00-305-6789 A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.
Part Alternates: 8728B56, 3120-00-305-6789, 00-305-6789, 3120003056789, 003056789
Bearings | Bearings, Plain, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 00-305-6789 | 13205 ( BEARING, SLEEVE ) |
Drawings & Photos | NSN 3120-00-305-6789
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Technical Data | NSN 3120-00-305-6789
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| STYLE DESIGNATOR | 18B SEGMENTED |
| OVERALL LENGTH | 2.0000 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 7.0600 INCHES MINIMUM AND 7.0615 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 6.8500 INCHES MINIMUM AND 6.8550 INCHES MAXIMUM |
| LEFT FLANGE OUTSIDE DIAMETER | 7.5600 INCHES NOMINAL |
| RIGHT FLANGE OUTSIDE DIAMETER | 7.5600 INCHES NOMINAL |
| LEFT FLANGE WIDTH | 0.1240 INCHES NOMINAL |
| RIGHT FLANGE WIDTH | 0.1240 INCHES NOMINAL |
| CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER SQUARE OUTSIDE RIGHT CORNER CHAMFERED INSIDE RIGHT CORNER CHAMFERED INSIDE LEFT CORNER SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER SQUARE LEFT FLANGE BODY CORNER SQUARE RIGHT FLANGE OUTSIDE LEFT CORNER SQUARE RIGHT FLANGE BODY CORNER |
| SURFACE FINISH | 40.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY 40.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE 110.0 MICROINCHES LEFT END SURFACE OF RIGHT FLANGE 110.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY 110.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF LEFT FLANGE 110.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF RIGHT FLANGE 40.0 MICROINCHES RIGHT END SURFACE OF BODY AND FLANGE 110.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE |
| LUBRICANT ACCOMMODATION STYLE | 69 GROOVED CIRCULAR |
| SURFACE GROOVE LOCATION AND QUANTITY | 1 INTERNAL |
| (NON-CORE DATA) CHAMFER LENGTH | 0.0600 INCHES NOMINAL 0.0600 INCHES NOMINAL |
| (NON-CORE DATA) CHAMFER ANGLE | 45.0 DEGREES NOMINAL 45.0 DEGREES NOMINAL |
| MANUFACTURERS CODE | 13002 |
| DESIGN CONTROL REFERENCE | 8728B56 |
Restrictions/Controls & Freight Information | NSN 3120-00-305-6789
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||