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National Stock Number:
5355-01-212-2333
Federal Supply Class:
5355
National Item Identification Number:
012122333
Description:
KNOB
Detail:
An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see HANDWHEEL. For items calibrated in units or series of divisions to denote relative positioning of devices see DIAL, CONTROL. Excludes DOORKNOB; and HANDLE (as modified).
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Manufacturer Information:
| MS21384-04BNC | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | MS21384-04BNC | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | NASM21384 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE | 0.310 INCHES NOMINAL | | ATTACHMENT METHOD | SETSCREWS | | COUNTERBORE DEPTH | 0.160 INCHES NOMINAL | | COUNTERBORE DIAMETER | 0.380 INCHES NOMINAL | | GRIPPING SURFACE CONDITION | GRIP AID | | INSIDE DIAMETER | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.000 INCHES NOMINAL | | OVERALL DEPTH | 0.500 INCHES MAXIMUM | | OVERALL THICKNESS | 0.620 INCHES NOMINAL | | NOMINAL THREAD SIZE | 0.164 INCHES SCREW HOLE | | POINTER DESIGN | NONDETACHABLE | | REFERENCE MARKING | INDEX LINE | | SCREW DRIVE TYPE | HEXAGON SOCKET | | SETSCREW HOLE QUANTITY | 2 | | SHAFT ACCOMMODATION STYLE | COUNTERBORED | | SPECIAL FEATURES | REF MARKING IS A BLACK INDICIA BORDER WITH WHITE INDEX LINE | | STYLE DESIGNATOR | ROUND WITH SINGLE POINTED BAR FACE | | THREAD QUANTITY PER INCH | 32 SCREW HOLE | | THREAD SERIES DESIGNATOR | UNC SCREW HOLE |
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