Item Name | Bolt Close Tolerance |
Federal Supply Group (FSG) | Hardware and Abrasives |
Federal Supply Class (FSC) | 5306 Bolts |
National Item Identification Number (NIIN) | 00-167-3925 (001673925) |
NCB Code | USA (00) |
Manufacturer | Aeronautical Standards Group, Military Specifications |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.624 INCHES MINIMUM AND 0.703 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 2.078 INCHES MINIMUM AND 2.125 INCHES MAXIMUM |
AASK | HEAD STYLE | HEXAGON |
AASU | HEAD HEIGHT | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
AASV | HEAD LENGTH | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
AATB | WIDTH BETWEEN FLATS | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
AAUB | HOLE DIAMETER | 0.070 INCHES NOMINAL |
AAUR | GRIP DIAMETER | 0.4362 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM FIRST HOLE |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.116 INCHES MAXIMUM SECOND HOLE |
AHYM | NOMINAL THREAD DIAMETER | 0.437 INCHES |
ANEE | GRIP LENGTH | 1.422 INCHES MINIMUM AND 1.454 INCHES MAXIMUM |
ASXK | HOLE QUANTITY | 1 |
BQDM | HOLE TYPE | DRILLED |
CMLP | THREAD QUANTITY PER INCH | 20 |
CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
CRHC | HOLE CONFIGURATION STYLE | HEXAGON FLATS |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.906 INCHES MINIMUM FIRST HOLE AND 1.938 INCHES MAXIMUM FIRST HOLE |
MATT | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4037 OVERALL OR STEEL COMP 4140 OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNF |
Relevant Components for NSN - 5306-00-167-3925, 5306001673925 | ||||
5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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