NSN 5305-01-255-6552 12705L5C8, 01-255-6552, 012556552
Product Details | SHOULDER SCREW
5305-01-255-6552 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
Part Alternates: 12705L5C8, 5305-01-255-6552, 01-255-6552, 5305012556552, 012556552
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 23 MAY 1987 | 01-255-6552 | 22846 ( SCREW, SHOULDER ) |
Drawings & Photos | NSN 5305-01-255-6552
Cross Reference | NSN 5305-01-255-6552
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12705L5C8 | 56878 | SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION |
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Related Products | NSN 5305-01-255-6552
Technical Data | NSN 5305-01-255-6552
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNRC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.317 INCHES MINIMUM AND 0.357 INCHES MAXIMUM |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C69 KNURLED NO. 4 |
| HEAD DIAMETER | 0.419 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| HEAD HEIGHT | 0.213 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | D5 HEXAGON |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |
| LOCKING FEATURE | STRIP THREADS |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| SHOULDER DIAMETER | 0.281 INCHES NOMINAL ALL SHOULDERS |
| SHOULDER LENGTH | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM ALL SHOULDERS |
| SPECIFICATION/STANDARD DATA | 56878-12705L5C8 MANUFACTURERS STANDARD |
Restrictions/Controls & Freight Information | NSN 5305-01-255-6552
| 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 | ||