| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-643-8697 (016438697) |
| NCB Code | USA (01) |
| Manufacturer | Grainger Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASV | Head Length | 0.25 INCHES NOMINAL |
| AASK | Head Style | FLAT FILLISTER |
| AHYM | Nominal Thread Diameter | 0.25 INCHES |
| AASB | Fastener Length | 1.375 INCHES NOMINAL |
| FEAT | Special Features | TEMP RANGE -65 DEGREES F TO 300 DEGREES F MEETS/EXCEEDS ASME B18.3 AND ASTM F837 MIN. TENSILE STRENGTH 80,000 PSI ROCKWELL HARDNESS B81 TO B100. |
| MATT | Material | STEEL PROPERTY CLASS 18.8 OVERALL |
| AASA | Thread Length | 1.375 INCHES NOMINAL |
| AASL | Head Diameter | 0.375 INCHES NOMINAL |
| ASDB | Width Across Flats | 0.187 INCHES NOMINAL |
| ABQZ | Internal Drive Style | SQUARE |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJF | Thread Direction | RIGHT-HAND |
| HUES | Color | SILVER OVERALL |
| CXCY | Part Name Assigned By Controlling Agency | SKT CAP SCRW, STD, 18-8,1/4-20X1-3/8, PK25 |
| CMLP | Thread Quantity Per Inch | 20 |
| CRHC | Hole Configuration Style | SQUARE FLATS |
| AASU | Head Height | 0.25 INCHES NOMINAL |
| Relevant Components for NSN - 5305-01-643-8697, 5305016438697 | ||||
| 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.
Request for Quote
