NSN 5340-01-257-1039 30278001, 30278-001, 302781
Product Details | SPACING THREADED STANDOFF
5340-01-257-1039 A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see STUD (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see NUT (as modified); use maximum dimensions(s) for compliance.
Part Alternates: 30278001, 30278-001, 302781, 30278-1, 5340-01-257-1039, 01-257-1039, 5340012571039, 012571039
Hardware and Abrasives | Hardware, Commercial
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 12 JUN 1987 | 01-257-1039 | 40280 ( STANDOFF, THREADED, SPACING ) |
Drawings & Photos | NSN 5340-01-257-1039
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Technical Data | NSN 5340-01-257-1039
| Characteristic | Specifications |
|---|---|
| CROSS-SECTIONAL SHAPE | ROUND |
| DIAMETER | 0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM |
| STYLE DESIGNATOR | 6 LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| (NON-CORE DATA) EXTERNAL THREAD LENGTH | 0.860 INCHES MINIMUM AND 0.900 INCHES MAXIMUM |
| (NON-CORE DATA) FIRST PROJECTION LENGTH | 3.880 INCHES MINIMUM AND 3.920 INCHES MAXIMUM |
| (NON-CORE DATA) FIRST PROJECTION DIAMETER | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM |
| (NON-CORE DATA) FIRST INTERNAL THREAD LENGTH | 0.300 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| (NON-CORE DATA) EXTERNAL THREAD CHARACTERISTICS | 0.375-24 UNF-2A |
| (NON-CORE DATA) MATERIAL | STEEL, AISI 410 |
| MANUFACTURERS CODE | 29778 |
| DESIGN CONTROL REFERENCE | 30278-001 |
Restrictions/Controls & Freight Information | NSN 5340-01-257-1039
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | P | There is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product |
| 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 | ||