| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-631-5211 (016315211) |
| NCB Code | USA (01) |
| Manufacturer | Birdon Pty Ltd, Star Stainless Screw Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT CHAMFER |
| MATT | Material | STEEL OVERALL |
| CMLP | Thread Quantity Per Inch | 20 |
| AASB | Fastener Length | 0.875 INCHES NOMINAL |
| ABQZ | Internal Drive Style | HEXAGON |
| AASL | Head Diameter | 0.375 INCHES NOMINAL |
| THSD | Thread Series Designator | UNC |
| AGAV | End Item Identification | MK 8 ANCILLARY SUBSYSTEM |
| AAJF | Thread Direction | RIGHT-HAND |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| CXCY | Part Name Assigned By Controlling Agency | SOCKET HEAD CAP SCREW |
| MRC | Decoded Requirement | Clear Text Reply |
| AASA | Thread Length | 0.875 INCHES NOMINAL |
| ASDB | Width Across Flats | 0.188 INCHES NOMINAL |
| AAJD | Thread Class | 3A |
| AASU | Head Height | 0.250 INCHES NOMINAL |
| Components Related to NSN - 5305-01-631-5211, 5305016315211 | ||||
| 5330-01-317-6323 (5330013176323) | 5325-12-153-6230 (5325121536230) | 5330-01-457-9536 (5330014579536) | 5330-01-292-0190 (5330012920190) | |
| 5306-00-385-6716 (5306003856716) | 5330-01-596-0550 (5330015960550) | 5310-01-263-9122 (5310012639122) | 5365-00-685-7933 (5365006857933) | |
| 5330-01-284-5222 (5330012845222) | 5315-01-078-6855 (5315010786855) | 5325-00-373-0965 (5325003730965) | 5305-12-329-9677 (5305123299677) | |
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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