| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-125-5043 (011255043) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company The, Sps Technologies Inc, Alcoa Global Fasteners Inc, Huck International Inc, Alcoa Fastening Systems Ltd |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 3M261-4-9 | boeing company the | bolt close tolerance | 76301 | RFQ |
| 3M261-4-9 | sps technologies inc | bolt close tolerance | 0ptk6 | RFQ |
| 3M261-4-9 | alcoa global fasteners inc | bolt close tolerance | 06950 | RFQ |
| 66051-4-9 | sps technologies inc | bolt close tolerance | 80539 | RFQ |
| AIC261M-4-9 | sps technologies inc | bolt close tolerance | 06725 | RFQ |
| HS2601-4-Z-9 | huck international inc | bolt close tolerance | 97928 | RFQ |
| VS2938-4-9 | alcoa fastening systems ltd | bolt close tolerance | c4293 | RFQ |
| VS2938-4-9 | alcoa global fasteners inc | bolt close tolerance | 92215 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.397 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.959 INCHES NOMINAL |
| AASK | HEAD STYLE | DOUBLE HEXAGON |
| AASU | HEAD HEIGHT | 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| MATT | MATERIAL | IRON ALLOY 660 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MAC P.S.13145 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| ZZZK | SPECIFICATION/STANDARD DATA | 76301-3-261 MANUFACTURERS STANDARD |
| Components Related to NSN - 5306-01-125-5043, 5306011255043 | ||||
| 5340-01-169-2963 (5340011692963) | 5310-01-158-6265 (5310011586265) | 5315-01-608-8364 (5315016088364) | 5330-01-510-3005 (5330015103005) | |
| 5365-01-446-8973 (5365014468973) | 5340-01-487-3594 (5340014873594) | 5340-01-557-7739 (5340015577739) | 5331-00-625-8831 (5331006258831) | |
| 5306-01-648-2938 (5306016482938) | 5307-01-106-3946 (5307011063946) | 5305-00-050-9241 (5305000509241) | 5360-01-598-3689 (5360015983689) | |
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