Item Name | Bolt Close Tolerance |
Federal Supply Group (FSG) | Hardware and Abrasives |
Federal Supply Class (FSC) | 5306 Bolts |
National Item Identification Number (NIIN) | 00-687-8171 (006878171) |
NCB Code | USA (00) |
Manufacturer | National Aerospace Standards Com, Military Specifications, Aeronautical Standards Group |
Part Number | Manufacturer | Item Name | RFQ |
---|---|---|---|
MIL-B-6812 | national aerospace standards com | bolt close tolerance | RFQ |
MIL-B-6812 | military specifications | bolt close tolerance | RFQ |
AN174C15 | aeronautical standards group | bolt close tolerance | RFQ |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.468 INCHES MINIMUM |
AASB | FASTENER LENGTH | 1.656 INCHES NOMINAL |
AASK | HEAD STYLE | HEXAGON |
AASU | HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
AATB | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
AAUR | GRIP DIAMETER | 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.046 INCHES NOMINAL FIRST HOLE |
AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
ANEE | GRIP LENGTH | 1.188 INCHES NOMINAL |
CMLP | THREAD QUANTITY PER INCH | 28 |
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 |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.500 INCHES NOMINAL FIRST HOLE |
CSYM | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
CSYM | SURFACE FINISH | 63.0 MICROINCHES GRIP |
MATT | MATERIAL | STEEL COMP 431 OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNF |
Relevant Components for NSN - 5306-00-687-8171, 5306006878171 | ||||
5365-01-101-3819 (5365011013819) | 5305-01-006-9246 (5305010069246) | 5310-00-639-2818 (5310006392818) | 5310-01-332-9051 (5310013329051) | |
5330-01-399-2381 (5330013992381) | 5340-01-496-5144 (5340014965144) | 5342-00-326-6390 (5342003266390) | 5305-01-361-1154 (5305013611154) | |
5305-01-516-4729 (5305015164729) | 5330-15-007-8953 (5330150078953) | 5340-01-078-1350 (5340010781350) | 5310-01-471-5429 (5310014715429) | |
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