NSN 3120-01-249-8658 3W21253101, 3W21253-101, 01-249-8658
Product Details | SLEEVE BUSHING
3120-01-249-8658 A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see BUSHING, NONMETALLIC. See also BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; and BUSHING, ELECTRICAL CONDUCTOR. Excludes BUSHING, DRILL, JIG.20231200026Bearings, Plain, Unmounted53650035Bushings, Rings, Shims, and Spacers
Part Alternates: 3W21253101, 3W21253-101, 3120-01-249-8658, 01-249-8658, 3120012498658, 012498658
Bearings | Bearings, Plain, Unmounted
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 31 | 19 FEB 1987 | 01-249-8658 | 13206 ( BUSHING, SLEEVE ) |
Drawings & Photos | NSN 3120-01-249-8658
Cross Reference | NSN 3120-01-249-8658
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3W21253-101 | 98897 | LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS |
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Technical Data | NSN 3120-01-249-8658
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 4140 OVERALL |
| STYLE DESIGNATOR | 17C-1 SOLID INTERNAL FLANGE ONE END |
| OVERALL LENGTH | 1.2000 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.8138 INCHES MINIMUM AND 0.8145 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 0.6840 INCHES MINIMUM AND 0.6920 INCHES MAXIMUM |
| LEFT INTERNAL FLANGE HOLE DIAMETER | 0.4400 INCHES NOMINAL |
| LEFT INTERNAL FLANGE WIDTH | 0.2000 INCHES NOMINAL |
| CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER SQUARE OUTSIDE RIGHT CORNER CHAMFERED INSIDE RIGHT CORNER SQUARE INSIDE LEFT CORNER |
| KEYWAY DIMENSION | 0.2800 INCHES NOMINAL INTERNAL KEYWAY WIDTH 0.1000 INCHES NOMINAL INTERNAL KEYWAY DEPTH 0.2000 INCHES NOMINAL INTERNAL KEYWAY LENGTH |
| SPECIAL FEATURES | USED IN WING C-141 A/C |
| (NON-CORE DATA) CHAMFER LENGTH | 0.0300 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM |
| (NON-CORE DATA) CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| MANUFACTURERS CODE | 98897 |
| DESIGN CONTROL REFERENCE | 3W21253-101 |
Restrictions/Controls & Freight Information | NSN 3120-01-249-8658
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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 |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | N | The item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||