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) | 01-551-0894 (015510894) |
| NCB Code | USA (01) |
| Manufacturer | General Dynamics Land Systems Inc, Fastenal Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASY | Distance From Centerline To Flat | 9.00 MILLIMETERS NOMINAL |
| AASU | Head Height | 7.78 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM |
| ASDB | Width Across Flats | 6.02 MILLIMETERS MINIMUM AND 6.10 MILLIMETERS MAXIMUM |
| CQQR | Thread Pitch In Millimeters | 1.5 |
| AHYM | Nominal Thread Diameter | 10.0 MILLIMETERS |
| MATT | Material | STEEL OVERALL |
| MRC | Decoded Requirement | Clear Text Reply |
| AASB | Fastener Length | 31.60 MILLIMETERS MINIMUM AND 32.65 MILLIMETERS MAXIMUM |
| AASA | Thread Length | 15.60 MILLIMETERS MINIMUM AND 16.40 MILLIMETERS MAXIMUM |
| AATX | Shoulder Length | 16.00 MILLIMETERS NOMINAL OVERALL |
| AASL | Head Diameter | 17.73 MILLIMETERS MINIMUM AND 18.00 MILLIMETERS MAXIMUM |
| CXCY | Part Name Assigned By Controlling Agency | SCREW SHOULDER |
| AAJF | Thread Direction | RIGHT-HAND |
| THSD | Thread Series Designator | M |
| ABQZ | Internal Drive Style | HEXAGON |
| FEAT | Special Features | FINISH: BLACK OXIDE (THERMAL OR CHEMICAL) ON UN-GROUND SURFACES; THREADS 5G6G |
| AATN | Shoulder Diameter | 12.00 MILLIMETERS NOMINAL OVERALL |
| AGAV | End Item Identification | NSN: 2320-01-529-2251; MRAP BUFFALO MK2A2 |
| AASK | Head Style | DEE |
| Relevant Components for NSN - 5305-01-551-0894, 5305015510894 | ||||
| 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) | |
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