AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Thumbscrew |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-128-2481 (011282481) |
| NCB Code | USA (01) |
| Manufacturer | Wego Precision Machine Inc, Southland Precision Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 13143689-1 | wego precision machine inc | thumbscrew | RFQ |
| 13143689-1 | southland precision inc | thumbscrew | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.500 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 10.695 INCHES MINIMUM AND 10.815 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE CHAMFER |
| AASL | HEAD DIAMETER | 0.800 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 1.000 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.625 INCHES NOMINAL FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 6.840 INCHES MINIMUM FIRST SHOULDER AND 6.940 INCHES MAXIMUM FIRST SHOULDER |
| ABQJ | POINT STYLE | OVAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | THREADED AREA 0.120 IN. LG; 5/16-24; 1.120 IN. FROM SHOULDER; MEDIUM DIAMOND KNURL |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-01-128-2481, 5305011282481 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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