NSN 3040-01-398-3440

Part Details | HUB CLAMP

3040-01-398-3440 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: 1859557, 3040-01-398-3440, 01-398-3440, 3040013983440, 013983440

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30OCT 31, 199401-398-344027781 ( CLAMP, HUB )
REFERENCE DRAWINGS & PICTURES

UNTHREADED

RECTANGULAR, SINGLE BOLT SECURED

Cross Reference | NSN 3040-01-398-3440
Part Number Cage Code Manufacturer
185955703956NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NAVIGATION AND MARITIME SYSTEMS
Technical Data | NSN 3040-01-398-3440
Characteristic Specifications
MATERIAL COPPER ALLOY 353
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-613, ALLOY 353 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT OXIDE
STYLE DESIGNATOR RECTANGULAR, SINGLE BOLT SECURED
THICKNESS0.3750 INCHES NOMINAL
OVERALL LENGTH2.1700 INCHES NOMINAL
OVERALL WIDTH2.2500 INCHES NOMINAL
BORE DIAMETER1.0000 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
DISTANCE FROM BORE CENTERLINE TO END1.0200 INCHES NOMINAL
CLAMP SECURING HOLE STYLE UNTHREADED
PLAIN HOLE DIAMETER0.1930 INCHES NOMINAL
SPECIAL FEATURES4X