| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-369-6850 (013696850) |
| NCB Code | USA (01) |
| Manufacturer | Military Standards Corp, National Aerospace Standards Com, Federal Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21295-83 | military standards corp | screw machine | RFQ |
| MS21295-83 | national aerospace standards com | screw machine | RFQ |
| FF-S-86 | federal specifications | screw machine | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | PELLET OR STRIP OR PATCH |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 1.735 INCHES MINIMUM AND 1.781 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CYAU | SCREW MATERIAL | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 |
| CYAV | LOCKING FEATURE MATERIAL | PLASTIC |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A 493 ASSN STD ALL MATERIAL RESPONSES |
| AASA | THREAD LENGTH | 1.650 INCHES NOMINAL |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-01-369-6850, 5305013696850 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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