| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-303-8816 (003038816) |
| NCB Code | USA (00) |
| Manufacturer | Hamilton Sundstrand Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.135 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.350 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.480 INCHES MINIMUM AND 0.485 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.497 INCHES MINIMUM FIRST SHOULDER AND 0.498 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.235 INCHES MINIMUM FIRST SHOULDER AND 0.240 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 46.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 416 OVERALL OR STEEL COMP 416F OVERALL OR STEEL COMP 416SE OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303 PLUS X OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 303F OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-303-8816, 5305003038816 | ||||
| 5340-01-128-5602 (5340011285602) | 5306-01-598-2806 (5306015982806) | 5306-00-660-2761 (5306006602761) | 5310-01-632-4360 (5310016324360) | |
| 5365-00-003-1724 (5365000031724) | 5305-01-246-0089 (5305012460089) | 5310-00-052-8840 (5310000528840) | 5310-00-016-5834 (5310000165834) | |
| 5330-00-477-2508 (5330004772508) | 5310-00-424-2018 (5310004242018) | 5325-00-349-3151 (5325003493151) | 5365-01-613-0724 (5365016130724) | |
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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