| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-456-0556 (014560556) |
| NCB Code | USA (01) |
| Manufacturer | Allmetal Screw Products Corp, Penn Screw And Machine Works, Zf Industrieantriebe Witten Gmbh, Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 6817703 ITEM 3 | allmetal screw products corp | screw cap hexagon head | 70318 | RFQ |
| 6817703 ITEM 3 | penn screw and machine works | screw cap hexagon head | 82926 | RFQ |
| FFS86TY1 .25-20 UNC-3AX.50L NIC | zf industrieantriebe witten gmbh | screw cap hexagon head | d9182 | RFQ |
| FFS86TY1 .25-20UNC3AX.50L-NICU | military specifications | screw cap hexagon head | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AATB | Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| CMLP | Thread Quantity Per Inch | 20 |
| AASK | Head Style | HEXAGON |
| MRC | Decoded Requirement | Clear Text Reply |
| AASB | Fastener Length | 0.497 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AASA | Thread Length | 0.400 INCHES MAXIMUM |
| MDCL | Material Document And Classification | QQ-N-281,TYA FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AAJF | Thread Direction | RIGHT-HAND |
| THSD | Thread Series Designator | UNC |
| MATT | Material | COPPER ALLOY OVERALL |
| AASU | Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AAUM | Locking Feature | PATCH THREADS |
| AAJD | Thread Class | 3A |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| Relevant Components for NSN - 5305-01-456-0556, 5305014560556 | ||||
| 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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