The Nipple,tube, cataloged under National Stock Number 4730-00-752-9201, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-752-9201 |
| Item Name | Nipple,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Nominal Overall Length | 2.219 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | FLARELESS W/ BULKHEAD THREADS |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Nominal Thread Size | 0.750 INCHES FIRST END BULKHEAD IN |
| Seat Angle | 12.0 DEGREES ALL ENDS |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Maximum Operating Temp | 121.0 CELSIUS SINGLE RESPONSE DEGC |
| Nondefinitive Spec/std Data | 25C FIGURE |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A FIRST END BULKHEAD A |
| Thread Class | 2A ALL ENDS A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF ALL ENDS |
| Thread Series Designator | UNF FIRST END BULKHEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MS51812-26SS | 5/9 Secondary reference U.S. Government activity |
| 2195020432 | 5/9 Secondary reference U.S. Government activity |
| BF4683-6 | 5/9 Secondary reference U.S. Government activity |
| 13207E4683-6 | 5/9 Secondary reference U.S. Government activity |
| MS51812-26SS | 5/9 Secondary reference Imperial |
| 8-8 080601S | 5/1 Secondary reference Sae International Dba Sae International |
| MS51812-26SS | 5/9 Secondary reference Dana Corp Weatherhead Div |
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| J514 | 5/1 Secondary reference Sae International Dba Sae International |
| J514 | 5/9 Secondary reference U.S. Government activity |
| 8WUSS | 5/9 Secondary reference U.S. Government activity |
| 8WUSS | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 4730PL0682241 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MILF18866 | 5/9 Secondary reference U.S. Government activity |
| MS51812-26SS | 2/2 Government specification standardization U.S. Government activity |
| 8-8 080601S | 5/9 Secondary reference U.S. Government activity |
| MS51812-26SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
NSN 4730-00-752-9201 is a Nipple,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-752-9201: Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Overall Length: 2.219 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: FLARELESS W/ BULKHEAD THREADS. 18 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.