NSN 3040-01-274-1705

Part Details | SHAFT COLLAR

3040-01-274-1705 An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see CLAMP, HUB. See also BEARING, SLEEVE; BUSHING, SLEEVE; SPACER, SLEEVE; and COUPLING, SHAFT, RIGID.

Alternate Parts: 1819044, 3040-01-274-1705, 01-274-1705, 3040012741705, 012741705

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 05, 198801-274-170513743 ( COLLAR, SHAFT )
REFERENCE DRAWINGS & PICTURES

PLAIN ROUND

Cross Reference | NSN 3040-01-274-1705
Part Number Cage Code Manufacturer
181904403956NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NAVIGATION AND MARITIME SYSTEMS
Technical Data | NSN 3040-01-274-1705
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225 TO 6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR PLAIN ROUND
OUTSIDE DIAMETER0.875 INCHES NOMINAL
THICKNESS0.810 INCHES NOMINAL
BORE DIAMETER0.2498 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM
SURFACE FINISH AND LOCATIONBNPF63 MICROINCHES
SECURING HOLE QUANTITY1
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG90.0
SECURING HOLE TYPE AND LOCATIONDSNH THREADED
HOLE DIAMETER AND LOCATIONAFB0.0370 INCHES MINIMUM AND AFB0.0420 INCHES MAXIMUM
SCREW THREAD SERIES DESIGNATOR AND LOCATIONAFANC 1ST HOLE
NOMINAL THREAD SIZE AND LOCATIONAAFA0.138 INCHES