| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-527-9451 (015279451) |
| NCB Code | USA (01) |
| Manufacturer | Hi Shear Corporation, Lisi Aerospace Canada Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AHYM | Nominal Thread Diameter | 0.190 INCHES |
| MATT | Material | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4130 OVERALL |
| ANEE | Grip Length | 0.250 INCHES NOMINAL |
| AASK | Head Style | FLAT COUNTERSUNK |
| SFTT | Surface Treatment | CADMIUM OVERALL |
| CSYM | Surface Finish | 63.0 MICROINCHES THREADS |
| AASB | Fastener Length | 0.526 INCHES NOMINAL |
| AASA | Thread Length | 0.290 INCHES MINIMUM AND 0.357 INCHES MAXIMUM |
| THSD | Thread Series Designator | UNF |
| AASL | Head Diameter | 0.3016 INCHES NOMINAL |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| ABQZ | Internal Drive Style | HIGH-TORQUE |
| AAJF | Thread Direction | RIGHT-HAND |
| MRC | Decoded Requirement | Clear Text Reply |
| CSYM | Surface Finish | 63.0 MICROINCHES GRIP |
| CRSQ | Countersink Angle | 100.0 DEGREES NOMINAL |
| AAUR | Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| CMLP | Thread Quantity Per Inch | 32 |
| STDC | Surface Treatment Document And Classification | QQ-P-416, TY 1, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD | Thread Class | 3A |
| Relevant Components for NSN - 5305-01-527-9451, 5305015279451 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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