NationalStockNumber.INFO
Worldwide distributor of NSN parts and consumables located in the USA.
Worldwide distributor of NSN parts and consumables located in the USA.
Tube outer diameter: 1/4\", thread: 7/16-20, flared tube, aluminum
| National Stock Number (NSN) | 4730-00-287-0289 |
| Alternate Part Number | N/A |
| Federal Supply Class (FSC) | 4730 |
| Unit of Measure (UOM) | 10 /Ea. |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Fabrication Method | Any acceptable |
| Nut Style | Tube coupling |
| Nut Height | 0.620 inches |
| End Application | B-1 aircraft support equipment. B-52 aircraft support equipment. Tf33-p-3/5/9 (c/ec-135, b-52h) aircraft engine. H-3 helicopter support equipment. |
| Width Across Flats | 0.563 inches |
| Length To Shoulder | 0.532 inches |
| Smallest Inside Diameter | 0.305 inches |
| Thread Series | Unf |
| Thready Qty Per Inch (tpi) | 20 |
| Thread Size | 0.438 inches |
| Tube Outside Diameter | 0.250 inches |
| Criticality Code Justification | Feat |
| Special Features | Weapon system essential. Grumman a-10 aircraft |
| Material | Aluminum alloy |
| Surface Treatment | Anodize |
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