AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw,Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-131-2169 (011312169) |
| NCB Code | USA (01) |
| Manufacturer | Military Standards Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.287 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/ HOLE |
| AASU | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.215 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.181 INCHES MINIMUM AND 0.189 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| ASXK | HOLE QUANTITY | 4 |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| CQBC | MINIMUM TENSILE STRENGTH | 175000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| CYAU | SCREW MATERIAL | NICKEL ALLOY |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5708 ASSN STD SINGLE MATERIAL RESPONSE |
| CYBA | SCREW SURFACE TREATMENT | SILVER |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2410 ASSN STD SINGLE TREATMENT RESPONSE |
| CYBG | HEAD HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
| PMLC | PRECIOUS MATERIAL AND LOCATION | OVERALL SILVER |
| PRMT | PRECIOUS MATERIAL | SILVER |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-131-2169, 5305011312169 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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