| Item Name | Coupling Tube |
| 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) | 01-181-3723 (011813723) |
| NCB Code | USA (01) |
| Manufacturer | Sargent Fletcher Inc, Ge Aviation Systems Ltd, Sikorsky Aircraft Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 32-650-4980 | sargent fletcher inc | coupling tube | 72429 | RFQ |
| 32-650-4980 | ge aviation systems ltd | coupling tube | 4n727 | RFQ |
| 32-650-4980 | sikorsky aircraft corporation | coupling tube | 78286 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AGAV | END ITEM IDENTIFICATION | HELICOPTER,CH-53A/D/E |
| AHNC | CONNECTION STYLE | PLAIN (TUBE) ALL ENDS |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL TUBE ALL ENDS |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES ALL ENDS |
| CWFK | TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED | 0.049 INCHES ALL ENDS |
| CWFR | NOMINAL OVERALL LENGTH | 0.440 INCHES |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-8506 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN |
| Components Related to NSN - 4730-01-181-3723, 4730011813723 | ||||
| 4720-01-622-4633 (4720016224633) | 4730-00-720-1101 (4730007201101) | 4730-99-812-6869 (4730998126869) | 4720-01-094-0452 (4720010940452) | |
| 4720-00-546-4824 (4720005464824) | 4710-01-417-1681 (4710014171681) | 4710-01-622-5310 (4710016225310) | 4720-01-596-0848 (4720015960848) | |
| 4730-01-379-3726 (4730013793726) | 4730-00-497-9344 (4730004979344) | 4730-01-230-3623 (4730012303623) | 4720-01-118-4404 (4720011184404) | |
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