| Item Name | Inverted Nut Tube Coupling |
| Federal Supply Group (FSG) | Pipe Tubing Hose and Fittings |
| Federal Supply Class (FSC) | 4730 Hose Pipe Tube Lubrication and Railing Fittings |
| National Item Identification Number (NIIN) | 01-142-8181 (011428181) |
| NCB Code | USA (01) |
| Manufacturer | Aerofit Inc, National Aerospace Standards Com |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AARN | FABRICATION METHOD | BAR STOCK,MACHINED OR ROD STOCK,MACHINED |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABHP | OVERALL LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| ABUJ | THREAD SIZE | 9/16-18 |
| ACSV | TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED | 0.375 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 33.0 |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNJF |
| ASDB | WIDTH ACROSS FLATS | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| BSPX | SMALLEST INSIDE DIAMETER | 0.365 INCHES MINIMUM AND 0.383 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | W/THREE DRILLED SAFETY WIRE HOLES |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T851 FED SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | INVERTED NUT,TUBE,FLARE |
| Relevant Components for NSN - 4730-01-142-8181, 4730011428181 | ||||
| 4730-01-469-3594 (4730014693594) | 4720-00-236-0082 (4720002360082) | 4730-01-594-7646 (4730015947646) | 4730-01-658-6133 (4730016586133) | |
| 4710-01-489-1638 (4710014891638) | 4720-01-348-4338 (4720013484338) | 4730-01-329-2969 (4730013292969) | 4720-01-657-3820 (4720016573820) | |
| 4720-00-631-3173 (4720006313173) | 4730-01-496-8185 (4730014968185) | 4720-00-012-3581 (4720000123581) | 4730-01-242-7736 (4730012427736) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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