| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-151-8656 (001518656) |
| NCB Code | USA (00) |
| Manufacturer | Bf Goodrich Aerospace, Huck International Inc, Aero Mechanical Fastening Systems Inc, Sps Technologies Inc, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 2R1465-8 | bf goodrich aerospace | screw close tolerance | 03481 | RFQ |
| BM19070-4-621 | huck international inc | screw close tolerance | 97928 | RFQ |
| GS551P4-621 | aero mechanical fastening systems inc | screw close tolerance | 1fy45 | RFQ |
| GS551P4-621 | sps technologies inc | screw close tolerance | 06725 | RFQ |
| GS551P4-621 | bf goodrich aerospace | screw close tolerance | 03481 | RFQ |
| GS551P4-621 | northrop grumman systems corporation | screw close tolerance | 26512 | RFQ |
| PBF1286-621 | sps technologies inc | screw close tolerance | 27624 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.379 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.954 INCHES MINIMUM AND 0.984 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.357 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.2540 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.545 INCHES MINIMUM AND 0.575 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FEAT | SPECIAL FEATURES | COLOR BLACK,SURFACE OF HEAD |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD 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 SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Components Related to NSN - 5305-00-151-8656, 5305001518656 | ||||
| 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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