| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-121-8850 (001218850) |
| NCB Code | USA (00) |
| Manufacturer | Sps Technologies Inc, Avibank Mfg Inc, Alcoa Global Fasteners Inc, Defense Logistics Agency, Military Standards Corp, National Aerospace Standards Com, Ms Aerospace Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 106467-4-25 | sps technologies inc | bolt close tolerance | 80539 | RFQ |
| AS194-4-25 | avibank mfg inc | bolt close tolerance | 84256 | RFQ |
| CA4510-4-25 | alcoa global fasteners inc | bolt close tolerance | 29372 | RFQ |
| CIPRD-MS27576-4-25R | defense logistics agency | bolt close tolerance | 14153 | RFQ |
| MS27576-4-25 | military standards corp | bolt close tolerance | 96906 | RFQ |
| MS27576-4-25 | national aerospace standards com | bolt close tolerance | 80205 | RFQ |
| MS27576-4-25R | sps technologies inc | bolt close tolerance | 80539 | RFQ |
| MS27576-4-25R | ms aerospace inc | bolt close tolerance | 0ucy9 | RFQ |
| MS27576-4-25R | national aerospace standards com | bolt close tolerance | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.283 INCHES MINIMUM AND 0.334 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.991 INCHES MINIMUM AND 2.001 INCHES MAXIMUM |
| AASK | HEAD STYLE | DISHED HEXAGON |
| AASU | HEAD HEIGHT | 0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2483 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 1.562 INCHES MINIMUM AND 1.578 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 41.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.881 INCHES MINIMUM FIRST HOLE AND 1.911 INCHES MAXIMUM FIRST HOLE |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES GRIP |
| FEAT | SPECIAL FEATURES | W/RETAINING ELEMENT ON SHANK |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-83050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Components Related to NSN - 5306-00-121-8850, 5306001218850 | ||||
| 5340-01-301-6428 (5340013016428) | 5315-01-359-8766 (5315013598766) | 5330-01-647-7723 (5330016477723) | 5330-00-883-3709 (5330008833709) | |
| 5330-01-632-1994 (5330016321994) | 5330-01-209-0521 (5330012090521) | 5306-00-687-6359 (5306006876359) | 5331-01-699-1752 (5331016991752) | |
| 5340-00-337-5707 (5340003375707) | 5340-00-427-0270 (5340004270270) | 5342-00-467-6645 (5342004676645) | 5340-01-227-0536 (5340012270536) | |
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