| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-917-4585 (009174585) |
| NCB Code | USA (00) |
| Manufacturer | Torkon Fastener Corp, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| LK1189-06T6 | torkon fastener corp | screw cap socket head | 26304 | RFQ |
| NAS1189-06T6 | national aerospace standards com | screw cap socket head | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AHYM | Nominal Thread Diameter | 0.138 INCHES |
| AASK | Head Style | FLAT COUNTERSUNK |
| CMLP | Thread Quantity Per Inch | 32 |
| AASB | Fastener Length | 0.375 INCHES NOMINAL |
| AASL | Head Diameter | 0.267 INCHES MINIMUM AND 0.279 INCHES MAXIMUM |
| AASA | Thread Length | 0.375 INCHES MAXIMUM |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| SFTT | Surface Treatment | CADMIUM OVERALL AND CHROMATE OVERALL |
| CQFM | Hardness Rating | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| AAJF | Thread Direction | RIGHT-HAND |
| STDC | Surface Treatment Document And Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAUM | Locking Feature | PELLET THREADS OR STRIP THREADS |
| THSD | Thread Series Designator | UNC |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJD | Thread Class | 3A |
| MATT | Material | STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4037 OVERALL |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| Relevant Components for NSN - 5305-00-917-4585, 5305009174585 | ||||
| 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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