NSN 3040-01-420-1121

Part Details | HUB CLAMP

3040-01-420-1121 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: DF650170 FN10, DF6501-70 FN-10, 6405295, 6404873, 512640529510, 512-6405295-10, 512640487317, 512-6404873-17, 211042018, 3040-01-420-1121, 01-420-1121, 3040014201121, 014201121

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30OCT 06, 199501-420-112127781 ( CLAMP, HUB )
REFERENCE DRAWINGS & PICTURES

THREADED

ROUND, SINGLE BOLT SECURED

Cross Reference | NSN 3040-01-420-1121
Part Number Cage Code Manufacturer
DF6501-70 FN-1043689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
640529553711NAVAL SEA SYSTEMS COMMAND
640487353711NAVAL SEA SYSTEMS COMMAND
512-6405295-1053711NAVAL SEA SYSTEMS COMMAND
512-6404873-1753711NAVAL SEA SYSTEMS COMMAND
21104201853711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3040-01-420-1121
Characteristic Specifications
MATERIAL NICKEL ALLOY
STYLE DESIGNATOR ROUND, SINGLE BOLT SECURED
OUTSIDE DIAMETER6.000 INCHES NOMINAL
THICKNESS4.3100 INCHES NOMINAL
BORE DIAMETER3.9999 INCHES MINIMUM AND 4.0010 INCHES MAXIMUM
SURFACE FINISH AND LOCATIONBNPF63 MICROINCHES
CLAMP SECURING HOLE STYLE THREADED
PLAIN HOLE DIAMETER0.5310 INCHES NOMINAL
SCREW THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD SIZE0.500 INCHES
SPECIAL FEATURESTHREE SECURING HOLES, 0.87 IN. WIDE WIDE.
END ITEM IDENTIFICATIONSEAWOLF CLASS (SSN)