| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-284-7159 (012847159) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Lockheed Martin Corporation, Ankit Fasteners Private Limited, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 121558-5-A21F | sps technologies inc | screw close tolerance | 80539 | RFQ |
| AIC985-5-21 | sps technologies inc | screw close tolerance | 06725 | RFQ |
| C7985-5-21 | lockheed martin corporation | screw close tolerance | 81755 | RFQ |
| C7985-5-21 | sps technologies inc | screw close tolerance | 56878 | RFQ |
| C7985-5-21 | ankit fasteners private limited | screw close tolerance | 0165y | RFQ |
| VT1694F5-21 | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.501 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.814 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.429 INCHES MINIMUM AND 0.479 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| ANEE | GRIP LENGTH | 1.313 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP H11 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Components Related to NSN - 5305-01-284-7159, 5305012847159 | ||||
| 5305-01-222-3196 (5305012223196) | 5340-01-420-2904 (5340014202904) | 5305-01-506-5038 (5305015065038) | 5307-01-093-0586 (5307010930586) | |
| 5306-01-455-2212 (5306014552212) | 5320-01-425-9724 (5320014259724) | 5330-01-429-5246 (5330014295246) | 5340-01-359-3660 (5340013593660) | |
| 5330-01-524-1191 (5330015241191) | 5320-00-395-6445 (5320003956445) | 5310-01-510-7415 (5310015107415) | 5310-01-104-8190 (5310011048190) | |
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