| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-330-7581 (013307581) |
| NCB Code | USA (01) |
| Manufacturer | Federal Mogul Corporation, Sps Technologies Inc, Huck International Inc, Hi Shear Corporation, Lisi Aerospace Canada Corp, Alcoa Global Fasteners Inc, Space Lok Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 03A225-4-4A | federal mogul corporation | screw close tolerance | 1w025 | RFQ |
| 123992-4-4A | sps technologies inc | screw close tolerance | 80539 | RFQ |
| AIC1700-4-4A | sps technologies inc | screw close tolerance | 06725 | RFQ |
| DF33001VA-4T-4 | huck international inc | screw close tolerance | 97928 | RFQ |
| HR246-4-4A | hi shear corporation | screw close tolerance | 73197 | RFQ |
| HR246-4-4A | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| PBF1484-4-4A | sps technologies inc | screw close tolerance | 27624 | RFQ |
| SC5027-4-4A | alcoa global fasteners inc | screw close tolerance | 06950 | RFQ |
| SLB212-4-4A | space lok inc | screw close tolerance | 16258 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASL | HEAD DIAMETER | 0.5026 INCHES MINIMUM AND 0.5111 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MATT | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| SFTT | SURFACE TREATMENT | ALUMINUM OVERALL |
| AASB | FASTENER LENGTH | 0.638 INCHES MINIMUM AND 0.668 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| AASA | THREAD LENGTH | 0.403 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS 4006 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| CRSQ | COUNTERSINK ANGLE | 129.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM |
| Components Related to NSN - 5305-01-330-7581, 5305013307581 | ||||
| 5330-01-334-7310 (5330013347310) | 5365-00-969-6150 (5365009696150) | 5310-01-669-3902 (5310016693902) | 5340-01-413-2057 (5340014132057) | |
| 5325-00-364-9598 (5325003649598) | 5360-00-567-5070 (5360005675070) | 5340-01-491-4788 (5340014914788) | 5340-01-026-3025 (5340010263025) | |
| 5365-01-155-7183 (5365011557183) | 5355-00-492-8457 (5355004928457) | 5365-00-145-1236 (5365001451236) | 5307-00-245-8721 (5307002458721) | |
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