3040-00-104-4838, CLAMP,HUB

National Stock Number:
3040-00-104-4838

Federal Supply Class:
3040

National Item Identification Number:
001044838

Description:
CLAMP,HUB

Detail:
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.

Manufacturer Information:

1771037	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
1771037	56232	LOCKHEED MARTIN CORPORATION
41-251	56232	LOCKHEED MARTIN CORPORATION

Techincal Specification:

DISTANCE FROM BORE CENTERLINE TO END	0.261 INCHES MINIMUM AND 0.269 INCHES MAXIMUM
BORE DIAMETER	0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM
CLAMP SECURING HOLE STYLE	THREADED
OVERALL LENGTH	0.600 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
OVERALL WIDTH	0.238 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI W1 ASSN STD SINGLE MATERIAL RESPONSE
MATERIAL	STEEL
NOMINAL THREAD SIZE	0.112 INCHES
PLAIN HOLE DIAMETER	0.1270 INCHES MINIMUM AND 0.1380 INCHES MAXIMUM
SCREW THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
SPECIAL FEATURES	ONE 0.041 IN. MIN,0.046 IN. MAX DIA HOLE DRILLED THRU LENGTH OF BALANCE
STYLE DESIGNATOR	RECTANGULAR, SINGLE BOLT SECURED
SURFACE FINISH	125 MICROINCHES INSIDE PERIPHERY
SURFACE FINISH	250 MICROINCHES BOTH BEARING FLATS
SURFACE TREATMENT	OXIDE
THICKNESS	0.183 INCHES MINIMUM AND 0.188 INCHES MAXIMUM

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