| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-359-9443 (013599443) |
| NCB Code | USA (01) |
| Manufacturer | Lockheed Martin Corporation, Martin Marietta Technologies Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 0440B0185-2L5 | lockheed martin corporation | screw cap hexagon head | 03538 | RFQ |
| 0440B0185-2L5 | martin marietta technologies inc | screw cap hexagon head | 54497 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | HEXAGON |
| AAJD | THREAD CLASS | 2A |
| AASU | HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| MATT | MATERIAL | NICKEL ALLOY K-500 OVERALL OR NICKEL ALLOY 502 OVERALLPLASTIC POLYAMIDE LOCKING FEATURE |
| AAUM | LOCKING FEATURE | PELLET THREADS OR PATCH THREADS OR STRIP THREADS |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.525 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-01-359-9443, 5305013599443 | ||||
| 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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