NSN 4710-00-640-0688 WWT799, 00-640-0688, 006400688
Product Details | METALLIC TUBE
4710-00-640-0688 A straight, hollow product, welded or seamless, of round, square, or any other cross section and continuous periphery, which does not conform in cross sectional dimensions to recognized pipe standards, or those in Tables 1 through 10, Appendix C, FIIG A004A. It is designed to convey fluids, gasses, and/or semisolids. It may be rolled into coils for ease in handling. For items designed to join a tube or tube fitting to another tube, pipe, or hose or fitting, see ADAPTER (as modified); COUPLING (as modified); or NIPPLE (as modified). Excludes TUBE, BENT (as modified); PIPE, METALLIC; SPACER, SLEEVE; METAL BAR (hollow); and items with fittings, except end protectors.
Part Alternates: WWT799, 4710-00-640-0688, 00-640-0688, 4710006400688, 006400688
Pipe, Tubing, Hose, and Fittings | Pipe, Tube and Rigid Tubing
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01 JAN 1963 | 00-640-0688 | 31979 ( TUBE, METALLIC ) |
Drawings & Photos | NSN 4710-00-640-0688
Cross Reference | NSN 4710-00-640-0688
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| WWT799 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES |
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Technical Data | NSN 4710-00-640-0688
| Characteristic | Specifications |
|---|---|
| MEASURING METHOD AND LENGTH | 240.000 INCHES MINIMUM STANDARD AND 241.000 INCHES MAXIMUM STANDARD |
| CROSS-SECTIONAL SHAPE STYLE | 1 PLAIN ROUND |
| WALL THICKNESS | 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM |
| DIAMETER | 0.749 INCHES MINIMUM AND 0.751 INCHES MAXIMUM |
| FIRST END STYLE | 1 PLAIN |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| CONSTRUCTION | SEAMLESS |
| MAXIMUM OPERATING PRESSURE | 760.0 POUNDS PER SQUARE INCH |
| MAXIMUM OPERATING TEMP | 149.0 DEG CELSIUS |
| HEAT TREATMENT | HARD DRAWN |
| NONDEFINITIVE SPEC/STD DATA | K TYPE AND 1 CLASS |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | WWT799 |
Restrictions/Controls & Freight Information | NSN 4710-00-640-0688
| 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 | ||