The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-152-4169, 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18 specifications, cited from the U.S. Government catalog. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-152-4169 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 FLARED SLEEVE AND 1 SHORT COUPLING NUT |
| Nominal Pipe Size Accommodated | 1.250 INCHES SECOND END IN |
| Surface Treatment Document and Classification | QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 2.453 INCHES IN |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 1.625 INCHES FIRST END IN |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment | PASSIVATE INSIDE |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Thread Class | 2A FIRST END A |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | NPTF SECOND END |
| 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 |
|---|---|
| MS51500A20S | 5/1 Secondary reference U.S. Government activity |
| 20FTX-SS | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MS51500A20S | 5/9 Secondary reference Imperial |
| MS51500A20S | 5/9 Secondary reference U.S. Government activity |
| MS51500-B20S | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2519466-1 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 20-20FBTX-SS | 5/9 Secondary reference U.S. Government activity |
| MS51500A20S | 5/1 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| A3273431-112 | 5/1 Secondary reference U.S. Government activity |
| 20FBTX-SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| MS51500A20S | 2/2 Government specification standardization U.S. Government activity |
| 4730PL0952138 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MS51500B205 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 20FTX-SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| MS51500A20S | 5/9 Secondary reference U.S. Government activity |
| MS51500A20S | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
NSN 4730-00-152-4169 is a Adapter,straight,pipe to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-152-4169: Furnished Items and Quantity: 1 FLARED SLEEVE AND 1 SHORT COUPLING NUT; Nominal Pipe Size Accommodated: 1.250 INCHES SECOND END IN; Surface Treatment Document and Classification: QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE; Connection Style: FLARED (TUBE) FIRST END. 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.