Product Details | SPACING THREADED STANDOFF
5340-00-978-9903 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: 009789903
Hardware and Abrasives | Studs
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 00-978-9903 | 40280 ( STANDOFF, THREADED, SPACING ) |
Drawings & Photos | NSN 5307-00-978-9903
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Related Products | NSN 5340-00-978-9903
5307-00-978-9904, 5307-00-979-4018, 5307-00-979-4536, 5307-00-979-4546, 5307-00-979-7817
Technical Data | NSN 5340-00-978-9903
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 303SE STANDOFF |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE STANDOFF |
| STYLE DESIGNATOR | 7 FLANGED WITH LEFT INTERNAL THREAD |
| FLANGE DIAMETER | 0.438 INCHES NOMINAL |
| FLANGE THICKNESS | 1.925 INCHES NOMINAL |
| LENGTH | 2.245 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNF LEFT INTERNAL UNF RIGHT EXTERNAL |
| NOMINAL THREAD SIZE | 0.250 INCHES LEFT INTERNAL 0.250 INCHES RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 28 LEFT INTERNAL 28 RIGHT EXTERNAL |
| THREAD CLASS | 3B LEFT INTERNAL 3A RIGHT EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL RIGHT-HAND RIGHT EXTERNAL |
| THREAD LENGTH | 0.500 INCHES NOMINAL LEFT INTERNAL 0.320 INCHES NOMINAL RIGHT EXTERNAL |
| MANUFACTURERS CODE | 88277 |
| DESIGN CONTROL REFERENCE | 4818126-507 |
Restrictions/Controls & Freight Information | NSN 5340-00-978-9903
| 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 |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||