| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-538-0970 (015380970) |
| NCB Code | USA (01) |
| Manufacturer | Aeronautical Standards Group |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUR | Grip Diameter | 0.3737 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM |
| AAJD | Thread Class | 3A |
| CRZS | Distance From Head Largest Bearing Surface To Shank Hole Center | 5.376 INCHES NOMINAL FIRST HOLE |
| CQBC | Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH |
| CMLP | Thread Quantity Per Inch | 24 |
| AATB | Width Between Flats | 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |
| AASK | Head Style | HEXAGON |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| AAWB | Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE |
| AASA | Thread Length | 0.640 INCHES MINIMUM |
| ANEE | Grip Length | 4.938 INCHES NOMINAL |
| AHYM | Nominal Thread Diameter | 0.375 INCHES |
| THSD | Thread Series Designator | UNF |
| AAJF | Thread Direction | RIGHT-HAND |
| AASU | Head Height | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM |
| STDC | Surface Treatment Document And Classification | MIL-B-6812 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CQFM | Hardness Rating | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASB | Fastener Length | 5.578 INCHES NOMINAL |
| MDCL | Material Document And Classification | MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CSYM | Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| MATT | Material | STEEL COMP 431 OVERALL |
| MRC | Decoded Requirement | Clear Text Reply |
| Components Related to NSN - 5306-01-538-0970, 5306015380970 | ||||
| 5305-00-058-8627 (5305000588627) | 5305-01-464-0977 (5305014640977) | 5310-01-004-6958 (5310010046958) | 5315-01-470-7865 (5315014707865) | |
| 5340-00-015-2268 (5340000152268) | 5305-00-841-3941 (5305008413941) | 5320-00-205-9596 (5320002059596) | 5340-01-656-4589 (5340016564589) | |
| 5330-00-947-5111 (5330009475111) | 5365-01-569-6583 (5365015696583) | 5340-01-514-2291 (5340015142291) | 5315-01-532-4171 (5315015324171) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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