| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-504-0538 (015040538) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com |
| MRC | Criteria | Characteristic |
|---|---|---|
| AATB | Width Between Flats | 0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM |
| AHYM | Nominal Thread Diameter | 0.1900 INCHES |
| CMLP | Thread Quantity Per Inch | 32 |
| AASK | Head Style | HEXAGON |
| AASB | Fastener Length | 0.534 INCHES MINIMUM AND 1.004 INCHES MAXIMUM |
| MDCL | Material Document And Classification | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ABQZ | Internal Drive Style | TORQUE-SET RIBBED |
| AAJF | Thread Direction | RIGHT-HAND |
| THSD | Thread Series Designator | UNJF |
| AASA | Thread Length | 0.534 INCHES MINIMUM AND 1.004 INCHES MAXIMUM |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| STDC | Surface Treatment Document And Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATT | Material | IRON ALLOY 660 OVERALL |
| AASU | Head Height | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJD | Thread Class | 3A |
| Relevant Components for NSN - 5305-01-504-0538, 5305015040538 | ||||
| 5315-01-392-6539 (5315013926539) | 5305-00-370-0922 (5305003700922) | 5330-00-108-1053 (5330001081053) | 5305-00-282-3260 (5305002823260) | |
| 5310-00-825-0783 (5310008250783) | 5365-01-200-6930 (5365012006930) | 5340-01-352-9365 (5340013529365) | 5330-01-231-5219 (5330012315219) | |
| 5331-01-452-9668 (5331014529668) | 5305-00-151-8683 (5305001518683) | 5320-00-323-6041 (5320003236041) | 5330-00-516-3829 (5330005163829) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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