| Item Name | Screw Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-253-1819 (012531819) |
| NCB Code | USA (01) |
| Manufacturer | R A F Electronic Hardware Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | KNURLED NO. 4 |
| AAUY | POINT LENGTH | 0.079 INCHES MINIMUM AND 0.109 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| MATT | MATERIAL | STEEL OVERALL |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.312 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.173 INCHES MINIMUM AND 1.203 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| CWDK | POINT CHAMFER ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-581,A-582 /NO MAGNETIC/ ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASA | THREAD LENGTH | 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| ABQJ | POINT STYLE | CONE |
| AAVA | POINT DIAMETER | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| Relevant Components for NSN - 5305-01-253-1819, 5305012531819 | ||||
| 5305-01-339-0166 (5305013390166) | 5365-01-662-5153 (5365016625153) | 5360-01-351-8647 (5360013518647) | 5305-00-452-2092 (5305004522092) | |
| 5320-01-350-0370 (5320013500370) | 5365-01-048-9619 (5365010489619) | 5330-01-329-6615 (5330013296615) | 5331-00-493-8173 (5331004938173) | |
| 5330-00-146-3153 (5330001463153) | 5305-00-052-8884 (5305000528884) | 5330-01-651-5544 (5330016515544) | 5310-00-444-5136 (5310004445136) | |
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