NSN 5340-01-321-4644 3104501, 3104-501, 8067501
Product Details | SPACING THREADED STANDOFF
5340-01-321-4644 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: 3104501, 3104-501, 8067501, 8067-501, 947154-501, 5340-01-321-4644, 01-321-4644, 5340013214644, 013214644, 947154501
Hardware and Abrasives | Hardware, Commercial
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 19 JUN 1990 | 01-321-4644 | 40280 ( STANDOFF, THREADED, SPACING ) |
Drawings & Photos | NSN 5340-01-321-4644
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Technical Data | NSN 5340-01-321-4644
| Characteristic | Specifications |
|---|---|
| CROSS-SECTIONAL SHAPE | HEXAGON |
| WIDTH ACROSS FLATS | 0.250 INCHES NOMINAL |
| STYLE DESIGNATOR | 6 LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| LENGTH | 0.620 INCHES NOMINAL |
| LEFT COUNTERBORE DEPTH | 0.094 INCHES NOMINAL |
| LEFT COUNTERBORE DIAMETER | 0.158 INCHES MINIMUM AND 0.162 INCHES MAXIMUM |
| (NON-CORE DATA) EXTERNAL THREAD LENGTH | 0.438 INCHES NOMINAL |
| (NON-CORE DATA) FIRST PROJECTION LENGTH | 0.160 INCHES NOMINAL |
| (NON-CORE DATA) FIRST PROJECTION DIAMETER | 0.138 INCHES NOMINAL |
| (NON-CORE DATA) FIRST INTERNAL THREAD LENGTH | 0.380 INCHES NOMINAL |
| (NON-CORE DATA) FIRST INTERNAL THREAD CHARACTERISTICS | 6-32 UNC 2B RH |
| (NON-CORE DATA) EXTERNAL THREAD CHARACTERISTICS | 6-32 UNC 2A RH |
| (NON-CORE DATA) MATERIAL | STEEL, FED STD 66, COMP 1020 |
| (NON-CORE DATA) SURFACE TREATMENT | CADMIUM, QQ-P-416, TYPE 2, CLASS 3 |
Restrictions/Controls & Freight Information | NSN 5340-01-321-4644
| 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 | ||