| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-476-9853 (014769853) |
| NCB Code | USA (01) |
| Manufacturer | Zf Industrieantriebe Witten Gmbh, Military Specifications, Huntington Ingalls Incorporated, Federal Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 0.312-18UNC-3AX 0.625IN.MONEL | zf industrieantriebe witten gmbh | screw cap socket head | d9182 | RFQ |
| 0.312-18UNC-3AX0.625IN. MONEL | military specifications | screw cap socket head | 81349 | RFQ |
| 100-5530856-9 | huntington ingalls incorporated | screw cap socket head | 43689 | RFQ |
| 258761 ITEM 14 | huntington ingalls incorporated | screw cap socket head | 43689 | RFQ |
| FF-S-86 | federal specifications | screw cap socket head | 81348 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | Head Style | FLAT CHAMFER |
| AHYM | Nominal Thread Diameter | 0.312 INCHES |
| MRC | Decoded Requirement | Clear Text Reply |
| AGAV | End Item Identification | SUBMARINE HULL STRUCTURE;SUBMARINE AUXILLARY AND MISCELLANEOUS SYSTEMS |
| ASDB | Width Across Flats | 0.250 INCHES NOMINAL |
| AASB | Fastener Length | 0.625 INCHES MAXIMUM |
| AASL | Head Diameter | 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM |
| ABQZ | Internal Drive Style | HEXAGON |
| AAJF | Thread Direction | RIGHT-HAND |
| MATT | Material | NICKEL ALLOY 400 OVERALL |
| THSD | Thread Series Designator | UNC |
| AASA | Thread Length | 0.625 INCHES NOMINAL |
| AAUM | Locking Feature | PELLET THREADS OR STRIP THREADS OR PATCH THREADS |
| ZZZT | Nondefinitive Spec/Std Data | 6 TYPE |
| AAJD | Thread Class | 3A |
| MDCL | Material Document And Classification | QQ-N-281,CLASSA FED SPEC 1ST MATERIAL RESPONSE OVERALL |
| CMLP | Thread Quantity Per Inch | 18 |
| AASU | Head Height | 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| Components Related to NSN - 5305-01-476-9853, 5305014769853 | ||||
| 5305-00-058-8627 (5305000588627) | 5305-01-464-0977 (5305014640977) | 5310-01-004-6958 (5310010046958) | 5315-01-470-7865 (5315014707865) | |
| 5340-00-015-2268 (5340000152268) | 5305-00-841-3941 (5305008413941) | 5320-00-205-9596 (5320002059596) | 5340-01-656-4589 (5340016564589) | |
| 5330-00-947-5111 (5330009475111) | 5365-01-569-6583 (5365015696583) | 5340-01-514-2291 (5340015142291) | 5315-01-532-4171 (5315015324171) | |
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