NSN 5305-00-021-3931 FFS85TYPE2STYLE10PGRADE2, 00-021-3931, 000213931
Product Details | HEXAGON HEAD CAP SCREW
5305-00-021-3931 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: FFS85TYPE2STYLE10PGRADE2, 5305-00-021-3931, 00-021-3931, 5305000213931, 000213931
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-021-3931 | 18257 ( SCREW, CAP, HEXAGON HEAD ) |
Drawings & Photos | NSN 5305-00-021-3931
Cross Reference | NSN 5305-00-021-3931
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FFS85TYPE2STYLE10PGRADE2 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES |
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Technical Data | NSN 5305-00-021-3931
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.000 INCHES MINIMUM |
| FASTENER LENGTH | 1.250 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |
| HARDNESS RATING | 100.0 ROCKWELL B MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 69000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C1 HEXAGON |
| HEAD HEIGHT | 0.281 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.562 INCHES NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 2 GRADE |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY HEAD DATA |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFS85TYPE2STYLE10PGRADE2 |
Restrictions/Controls & Freight Information | NSN 5305-00-021-3931
| Category | Code | Description |
|---|---|---|
| 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. |
| 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 |
|---|---|---|
| NMF Description | 093486 | BOLTS,NUTS OR SCREWS, NOI (SUB 3) |
| Less than car load rating | U | 50 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 713 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |