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National Stock Number:
5305-01-630-3091
Federal Supply Class:
5305
National Item Identification Number:
016303091
Description:
SCREW,MACHINE
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Manufacturer Information:
| NASM21090-0202 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD HEIGHT | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM | | HEAD DIAMETER | 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,MACHINE,SELF-LOCKING | | NOMINAL THREAD DIAMETER | 0.086 INCHES | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | CADMIUM | | SPECIAL FEATURES | MATERIAL IS 250 DEGREE F STEEL,55KSI FTU PER AIR4127. INCLUDES LOCKING FEATURE PER NASM15981 | | THREAD LENGTH | 0.250 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 56 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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