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		                        | National Stock Number:
 5340-01-455-0452
 
 Federal Supply Class:
 5340
 
 National Item Identification Number:
 014550452
 
 Description:
 STANDOFF,THREADED,SPACING
 
 Detail:
 A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see STUD (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see NUT (as modified); use maximum dimensions(s) for compliance.
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 Manufacturer Information:
 
 | 803-2177934-X4XX-72 | 53711 | NAVAL SEA SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | MATERIAL | NICKEL ALLOY STANDOFF |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-281 FED SPEC SINGLE MATERIAL RESPONSE OR |  |  | ASTM-A-494 ASSN STD SINGLE MATERIAL RESPONSE OR |  |  | ASTM-B-164 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF |  | CROSS-SECTIONAL SHAPE | ROUND |  | DIAMETER | 1.3750 INCHES NOMINAL |  | LENGTH | 0.5312 INCHES NOMINAL |  | THREAD SERIES DESIGNATOR | UN LEFT EXTERNAL |  | NOMINAL THREAD SIZE | 1.5000 INCHES LEFT EXTERNAL |  | THREAD QUANTITY PER INCH | 16 LEFT EXTERNAL |  | THREAD CLASS | 2A LEFT EXTERNAL |  | THREAD DIRECTION | RIGHT-HAND LEFT EXTERNAL |  | THREAD LENGTH | 0.3750 INCHES NOMINAL LEFT EXTERNAL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | DISC LOCKNUT | 
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