| Item Name | Nut Union |
| 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) | 01-257-6937 (012576937) |
| NCB Code | USA (01) |
| Manufacturer | Lockheed Martin Corporation, Oldenburg Group Incorporated, Admiral Valve Llc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 0451B0023-1 | lockheed martin corporation | nut union | 03538 | RFQ |
| 0451B0023-1 | oldenburg group incorporated | nut union | 34712 | RFQ |
| H850N-4-SS | admiral valve llc | nut union | 99565 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ACTA | NUT STYLE | HEXAGON |
| ADEA | NUT HEIGHT | 0.375 NOMINAL INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |
| AZKQ | TEMP RATING | -20.0 DEG FAHRENHEIT MINIMUM AND 225.0 DEG FAHRENHEIT MAXIMUM |
| BSPX | SMALLEST INSIDE DIAMETER | 0.250 INCHES NOMINAL |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES |
| CRPK | MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED | 3000.0 POUNDS PER SQUARE INCH OIL |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| Components Related to NSN - 4730-01-257-6937, 4730012576937 | ||||
| 4730-00-441-8700 (4730004418700) | 4730-01-399-1402 (4730013991402) | 4730-01-665-3240 (4730016653240) | 4730-01-466-5970 (4730014665970) | |
| 4730-01-649-9044 (4730016499044) | 4720-00-391-3423 (4720003913423) | 4730-01-438-3756 (4730014383756) | 4710-01-631-9258 (4710016319258) | |
| 4730-01-051-2826 (4730010512826) | 4730-01-300-3892 (4730013003892) | 4730-01-549-9192 (4730015499192) | 4710-00-904-9787 (4710009049787) | |
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