NSN 5305-01-256-5790 1699192C3BUNBRAKO, 16991-92-C-3-BUNBRAKO, 01-256-5790
Product Details | SOCKET HEAD CAP SCREW
5305-01-256-5790 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
Part Alternates: 1699192C3BUNBRAKO, 16991-92-C-3-BUNBRAKO, 5305-01-256-5790, 01-256-5790, 5305012565790, 012565790
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 06 JUN 1987 | 01-256-5790 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
Drawings & Photos | NSN 5305-01-256-5790
Cross Reference | NSN 5305-01-256-5790
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 16991-92-C-3-BUNBRAKO | 56878 | SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION |
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Technical Data | NSN 5305-01-256-5790
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| THREAD QUANTITY PER INCH | 56 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| FASTENER LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | C36 ROOF |
| HEAD DIAMETER | 0.187 INCHES MINIMUM AND 0.207 INCHES MAXIMUM |
| HEAD HEIGHT | 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | D5 HEXAGON |
| WIDTH ACROSS FLATS | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
Restrictions/Controls & Freight Information | NSN 5305-01-256-5790
| 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 |
|---|---|---|
| No Freight Information | ||