| Item Name | 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) | 00-287-0273 (002870273) |
| NCB Code | USA (00) |
| Manufacturer | Designed Metal Connections Inc, Hydrasearch Co Inc, Eaton Aeroquip Inc, Lockheed Martin Corporation, Sae International, Military Specifications, Aeronautical Standards Group |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| AN818-28D | designed metal connections inc | nut tube coupling | 14798 | RFQ |
| AN818-28D | hydrasearch co inc | nut tube coupling | 32142 | RFQ |
| 290-28D | eaton aeroquip inc | nut tube coupling | 00624 | RFQ |
| 731857-128 | lockheed martin corporation | nut tube coupling | 56232 | RFQ |
| AS4841 | sae international | nut tube coupling | 0u583 | RFQ |
| MILF5509A | military specifications | nut tube coupling | 81349 | RFQ |
| 720335-28 | lockheed martin corporation | nut tube coupling | 56232 | RFQ |
| AN818-28D | aeronautical standards group | nut tube coupling | 88044 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | TUBE COUPLING |
| ADEA | NUT HEIGHT | 1.562 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 2.605 INCHES MINIMUM AND 2.645 INCHES MAXIMUM |
| BRQL | LENGTH TO SHOULDER | 1.316 INCHES NOMINAL |
| BSPX | SMALLEST INSIDE DIAMETER | 1.890 INCHES MINIMUM AND 1.893 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UN |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQJX | NOMINAL THREAD SIZE | 2.250 INCHES |
| CQRJ | NOMINAL TUBE OUTSIDE DIAMETER | 1.750 INCHES |
| MATT | MATERIAL | ALUMINUM ALLOY OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| Relevant Components for NSN - 4730-00-287-0273, 4730002870273 | ||||
| 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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