NSN 5305-00-942-8422 MS51095313, MS51095-313, FFS85
Product Details | HEXAGON HEAD CAP SCREW
5305-00-942-8422 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.
Part Alternates: MS51095313, MS51095-313, FFS85, 20607 , 5305-00-942-8422, 00-942-8422, 5305009428422, 009428422
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 25 DEC 1965 | 00-942-8422 | 18257 ( SCREW, CAP, HEXAGON HEAD ) |
Drawings & Photos | NSN 5305-00-942-8422
Demand History | NSN 5305-00-942-8422
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 5305-00-942-8422 | 2025-05-126 | 745 | DIBBS |
| 5305-00-942-8422 | 2025-02-50 | 480 | DIBBS |
| 5305-00-942-8422 | 2024-07-198 | 393 | DIBBS |
| FFS85 | 2013-01-11 | 473 | US |
| FFS85 | 2011-10-280 | 95 | United States |
| FFS85 | 2011-09-265 | 14 | US |
| FFS85 | 2010-03-84 | 100 | US |
| FFS85 | 2010-02-43 | 10 | United States |
| FFS85 | 2009-09-272 | 50 | US |
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Technical Data | NSN 5305-00-942-8422
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.938 INCHES MINIMUM |
| FASTENER LENGTH | 2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| HOLE CONFIGURATION STYLE | E6 HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 1 |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |
| SURFACE FINISH | 63.0 MICROINCHES THREADS |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 5 GRADE |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFS85 |
Restrictions/Controls & Freight Information | NSN 5305-00-942-8422
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||