| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-492-0317 (004920317) |
| NCB Code | USA (00) |
| Manufacturer | Honeywell International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.290 INCHES MINIMUM AND 0.330 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON COUNTERSUNK |
| AASU | HEAD HEIGHT | 0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.1604 INCHES MINIMUM AND 0.1607 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| ANEE | GRIP LENGTH | 0.542 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 58.0 DEGREES MINIMUM AND 60.0 DEGREES MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| FEAT | SPECIAL FEATURES | RELIEF GROOVE UNDER HEAD 0.040 IN. MAX LG BY 0.151 IN. NOM DIA |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-492-0317, 5305004920317 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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