| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-657-0179 (016570179) |
| NCB Code | USA (01) |
| Manufacturer | American National Standards, American Society Of Mechanical |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| AES20U500B50BB3A81 | american national standards | screw shoulder | 80204 | RFQ |
| B18.24A-2006 | american society of mechanical | screw shoulder | 05047 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT CHAMFER |
| CMLP | Thread Quantity Per Inch | 13 |
| MATT | Material | STEEL UNS K03104 OVERALL |
| ABQZ | Internal Drive Style | HEXAGON |
| MRC | Decoded Requirement | Clear Text Reply |
| AAJF | Thread Direction | RIGHT-HAND |
| AHYM | Nominal Thread Diameter | 0.500 INCHES |
| AASL | Head Diameter | 0.729 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| CXCY | Part Name Assigned By Controlling Agency | SCREW SHOULDER HEX SOCKET HEAD |
| AASA | Thread Length | 0.625 INCHES NOMINAL |
| SFTT | Surface Treatment | ZINC AND CHROMATE OVERALL |
| THSD | Thread Series Designator | UNC |
| AASB | Fastener Length | 2.500 INCHES NOMINAL |
| AGAV | End Item Identification | 2350-01-577-0830 |
| AAJD | Thread Class | 3A |
| ASDB | Width Across Flats | 0.250 INCHES NOMINAL |
| AASU | Head Height | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| Relevant Components for NSN - 5305-01-657-0179, 5305016570179 | ||||
| 5325-01-474-4172 (5325014744172) | 5305-00-005-0050 (5305000050050) | 5305-01-081-2450 (5305010812450) | 5360-00-248-8834 (5360002488834) | |
| 5340-01-369-8169 (5340013698169) | 5305-00-899-3578 (5305008993578) | 5330-00-593-8695 (5330005938695) | 5305-01-514-9340 (5305015149340) | |
| 5340-01-702-5703 (5340017025703) | 5360-00-920-9595 (5360009209595) | 5340-01-691-6457 (5340016916457) | 5306-01-269-7435 (5306012697435) | |
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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