AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-386-8143 (013868143) |
| NCB Code | USA (01) |
| Manufacturer | Kapl Inc, Sps Technologies Inc, Tab Engineering |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 289E621PC27 | kapl inc | screw cap socket head | RFQ |
| 20097-98C-8 | sps technologies inc | screw cap socket head | RFQ |
| 20097-98C-8 | tab engineering | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AASK | HEAD STYLE | KNURLED NO. 1 |
| AASU | HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM THREADS AND 43.0 ROCKWELL C MAXIMUM THREADS |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.141 INCHES NOMINAL |
| MATT | MATERIAL | STEEL UNS K03104 OVERALL |
| AASL | HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| CQHQ | MINIMUM YIELD STRENGTH | 170000 POUNDS PER SQUARE INCH |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| CQBC | MINIMUM TENSILE STRENGTH | 190000 POUNDS PER SQUARE INCH |
| THSD | THREAD SERIES DESIGNATOR | UNRC |
| Relevant Components for NSN - 5305-01-386-8143, 5305013868143 | ||||
| 5365-00-981-3580 (5365009813580) | 5306-01-663-0372 (5306016630372) | 5330-00-259-1415 (5330002591415) | 5340-00-140-8006 (5340001408006) | |
| 5310-01-055-6080 (5310010556080) | 5340-01-571-9066 (5340015719066) | 5360-01-528-5575 (5360015285575) | 5340-01-254-4525 (5340012544525) | |
| 5310-01-456-0920 (5310014560920) | 5331-01-311-6975 (5331013116975) | 5330-00-147-6676 (5330001476676) | 5365-01-201-0770 (5365012010770) | |
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