| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-180-1872 (001801872) |
| 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 | 1.219 INCHES MINIMUM AND 1.297 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 6.547 INCHES MINIMUM AND 6.594 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.453 INCHES MINIMUM AND 0.485 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 1.240 INCHES MINIMUM AND 1.253 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.8729 INCHES MINIMUM AND 0.8733 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM FIRST HOLE AND 0.151 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.875 INCHES |
| ANEE | GRIP LENGTH | 5.297 INCHES MINIMUM AND 5.328 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| 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 | 6.281 INCHES MINIMUM FIRST HOLE AND 6.312 INCHES MAXIMUM FIRST HOLE |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 4037 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-180-1872, 5306001801872 | ||||
| 5330-01-701-4089 (5330017014089) | 5305-01-213-9722 (5305012139722) | 5320-01-460-5665 (5320014605665) | 5306-01-475-3608 (5306014753608) | |
| 5306-01-626-6230 (5306016266230) | 5306-00-292-8749 (5306002928749) | 5342-01-673-3505 (5342016733505) | 5330-01-283-1784 (5330012831784) | |
| 5365-01-228-1431 (5365012281431) | 5365-00-466-3750 (5365004663750) | 5310-00-595-7616 (5310005957616) | 5305-00-550-0140 (5305005500140) | |
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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