| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-893-1702 (008931702) |
| NCB Code | USA (00) |
| Manufacturer | Goodrich Control Systems Gmbh, Triumph Engine Control Systems Llc, Cmp Hydraulics Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.250 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.660 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.430 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.240 INCHES MINIMUM FIRST SHOULDER AND 0.250 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.330 INCHES MINIMUM FIRST SHOULDER AND 0.340 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 59.0 DEGREES MINIMUM AND 61.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | INTERNALLY THREADED THROUGH HEAD NO. 4/0.112-40 UNC-2B 0.250 MIN FULL THD TO 0.290 TO 0.390 DEPTH COUNTERSUNK 80-100 DEG 0.120 TO 0.140 IN. DIA |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-893-1702, 5305008931702 | ||||
| 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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