NSN 3040-00-785-6557
Part Details | HUB CLAMP
3040-00-785-6557 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: L336000156, 1786655, 3040-00-785-6557, 00-785-6557, 3040007856557, 007856557
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 30 | JAN 01, 1962 | 00-785-6557 | 27781 ( CLAMP, HUB ) |
REFERENCE DRAWINGS & PICTURES
THREADED
ROUND W/EXTENDED CLAMPING DEVICE
Cross Reference | NSN 3040-00-785-6557
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| L336000156 | 36090 | LOCKHEED MARTIN LIBRASCOPECORP |
| 1786655 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 3040-00-785-6557
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 6061 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225 TO 8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CHROMATE |
| STYLE DESIGNATOR | 5 ROUND W/EXTENDED CLAMPING DEVICE |
| OUTSIDE DIAMETER | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| THICKNESS | 0.220 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
| BORE DIAMETER | 0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM |
| CLAMP SECURING HOLE STYLE | THREADED |
| PLAIN HOLE DIAMETER | 0.1190 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.1900 INCHES MINIMUM AND 0.1950 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM |
| SCREW THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD SIZE | 0.112 INCHES |