AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-999-1875 (009991875) |
| NCB Code | USA (00) |
| Manufacturer | Springfield Armory |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.730 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.211 INCHES MINIMUM FIRST SHOULDER AND 0.216 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.720 INCHES MINIMUM FIRST SHOULDER AND 0.750 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 44.0 DEGREES MINIMUM AND 46.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP 1018 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1117 OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE ZINC OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-999-1875, 5305009991875 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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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