| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-393-1297 (013931297) |
| NCB Code | USA (01) |
| Manufacturer | Lisi Aerospace Canada Corp, Federal Mogul Corporation, Hi Shear Corporation, Avibank Mfg Inc, Northrop Grumman Systems Corporation, Space Lok Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| LB57-4-10 | lisi aerospace canada corp | bolt close tolerance | l4528 | RFQ |
| 03A094-4-10 | federal mogul corporation | bolt close tolerance | 1w025 | RFQ |
| LB57-4-10 | hi shear corporation | bolt close tolerance | 73197 | RFQ |
| AS374-4-10 | avibank mfg inc | bolt close tolerance | 84256 | RFQ |
| 03A094-4-10 | northrop grumman systems corporation | bolt close tolerance | 76823 | RFQ |
| SLB131-4-10 | space lok inc | bolt close tolerance | 16258 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| MATT | MATERIAL | NICKEL ALLOY 718 FASTENER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 ASSN STD SINGLE MATERIAL RESPONSE LOCKING FEATURE |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM THREADS AND 0.086 INCHES MAXIMUM THREADS |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.016 INCHES NOMINAL THREADS |
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| ANEE | GRIP LENGTH | 0.625 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| FEAT | SPECIAL FEATURES | PLUNGER PROTRUDING FROM HEAD 0.075 IN. MAX |
| MATT | MATERIAL | STEEL COMP 440C LOCKING FEATURE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.375 INCHES NOMINAL |
| AASK | HEAD STYLE | DISHED HEXAGON |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| MATT | MATERIAL | STEEL CORROSION RESISTING SPRING OR COBALT ALLOY SPRING |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-393-1297, 5306013931297 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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