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National Stock Number:
5305-00-018-1832
Federal Supply Class:
5305
National Item Identification Number:
000181832
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 181832 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | | 181832 | 24617 | GENERAL MOTORS CORP | | 181832 | 56442 | DIAMOND REO TRUCK CO | | 181832 | 7X677 | GENERAL MOTORS LLC | | 3AX297 | 76040 | MACK TRUCKS INC PARTS OPN | | 3AX75 | 76040 | MACK TRUCKS INC PARTS OPN |
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Techincal Specification:
| FASTENER LENGTH | 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM | | HEAD HEIGHT | 0.548 INCHES MINIMUM AND 0.577 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | WIDTH BETWEEN FLATS | 0.983 INCHES MINIMUM AND 1.000 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.938 INCHES MINIMUM AND 2.031 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 16 |
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