NSN 3040-00-257-0820
Part Details | HUB CLAMP
3040-00-257-0820 An item designed to be mounted around the extended hub portion of a gear, wheel, or the like, to retain it securely to a shaft by compressing the slotted hub body. The item may also be used to clamp around a shaft, or the like, to prevent end motion or to retain it in position. Its compression quality is derived from a screw(s) or bolt(s) which may be a part of the item of supply. For items designed to secure directly to a shaft by use of setscrews, pins, or the like, see COLLAR, SHAFT. Excludes CLAMP, LOOP.
Alternate Parts: 4555000331, 45550-003-31, X117C8, 3040-00-257-0820, 00-257-0820, 3040002570820, 002570820
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | MAR 19, 1971 | 00-257-0820 | 27781 ( CLAMP, HUB ) |
REFERENCE DRAWINGS & PICTURES
UNTHREADED
ROUND W/EXTENDED CLAMPING DEVICE
Cross Reference | NSN 3040-00-257-0820
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 45550-003-31 | 31245 | TEREX USA, LLCDBA CEDARAPIDS |
| X117C8 | 61208 | TWIN DISC INCORPORATED |
Technical Data | NSN 3040-00-257-0820
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 4 ROUND W/EXTENDED CLAMPING DEVICE |
| THICKNESS | 0.781 INCHES NOMINAL |
| OVERALL LENGTH | 4.406 INCHES NOMINAL |
| OVERALL WIDTH | 3.562 INCHES NOMINAL |
| BORE DIAMETER | 2.7500 INCHES NOMINAL |
| DISTANCE FROM BORE CENTERLINE TO END | 2.266 INCHES NOMINAL |
| CLAMP SECURING HOLE STYLE | UNTHREADED |
| PLAIN HOLE DIAMETER | 0.3906 INCHES NOMINAL |