| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-151-7988 (001517988) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Avibank Mfg Inc, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 511AE5-17 | northrop grumman systems corporation | screw close tolerance | 26512 | RFQ |
| AS108-05-17 | avibank mfg inc | screw close tolerance | 84256 | RFQ |
| CA2630-0517 | alcoa global fasteners inc | screw close tolerance | 29372 | RFQ |
| VP1119-5-17 | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASU | HEAD HEIGHT | 0.157 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 1.086 INCHES MAXIMUM FIRST HOLE |
| ANEE | GRIP LENGTH | 1.062 INCHES MINIMUM AND 1.078 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.437 INCHES MINIMUM AND 1.453 INCHES MAXIMUM FIRST HOLE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| Relevant Components for NSN - 5305-00-151-7988, 5305001517988 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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