| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-228-4689 (012284689) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Navair And Navsea Managed, Bae Systems Land And Armaments Inc, Federal Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 20097H3 8C 12Z | sps technologies inc | screw cap socket head | 56878 | RFQ |
| 3176207-B-259 | navair and navsea managed | screw cap socket head | 10001 | RFQ |
| 3176207-B-259 | bae systems land and armaments inc | screw cap socket head | 44114 | RFQ |
| FF-S-86 | federal specifications | screw cap socket head | 81348 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM |
| ASXK | HOLE QUANTITY | 6 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 13 |
| CQBC | MINIMUM TENSILE STRENGTH | 24100 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| CRHC | HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON |
| MATT | MATERIAL | STEEL UNS K03104 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CHROMATE ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TYPE 2,CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SUPP | SUPPLEMENTARY FEATURES | MEETS ANSI B18.3,TABLES 1 AND 1A EXCEPT DRILLED HEAD |
| THSD | THREAD SERIES DESIGNATOR | UNRC |
| ZZZK | SPECIFICATION/STANDARD DATA | 81348-FF-S-86 GOVERNMENT SPECIFICATION |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 6 TYPE AND 1/2-13UNRC SIZE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | FF-S-86,PARAGRAPH 3.5.2,DRILLED HEAD |
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| 5330-00-154-7423 (5330001547423) | 5365-01-326-1135 (5365013261135) | 5306-01-053-6961 (5306010536961) | 5310-00-523-2141 (5310005232141) | |
| 5325-01-240-1213 (5325012401213) | 5360-01-089-4004 (5360010894004) | 5330-01-089-6878 (5330010896878) | 5330-01-125-9042 (5330011259042) | |
| 5365-01-447-3568 (5365014473568) | 5340-00-967-7591 (5340009677591) | 5305-00-733-6616 (5305007336616) | 5310-01-278-4520 (5310012784520) | |
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