The Nipple,hose, cataloged under National Stock Number 4730-01-207-5972, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Proponent, Inc. Dba Proponent. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-207-5972 |
| Primary Part Number | 1052-16A |
| Item Name | Nipple,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Proponent, Inc. Dba Proponent |
| Status | ACTIVE |
| Nominal Overall Length | 3.410 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 1.625 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 1.625 INCHES FIRST END IN |
| Leg Length | 2.060 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.350 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 1.312 INCHES FIRST END IN |
| Nominal Thread Size | 1.312 INCHES SECOND END IN |
| Thread Class | 3A SECOND END A |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 12 SECOND END |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | UN 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 |
| Part Number | Manufacturer |
|---|---|
| 1052-16A | Proponent, Inc. Dba Proponent (USA) |
| 1052-16A | Dutch Valley Supply Co. (USA) |
| Reference | Meaning |
|---|---|
| 1052-16A | 3/9 Design control — primary reference U.S. Government activity |
| 1052-16A | C/1 Advisory reference — outside the item-of-supply concept Safran Electronics & Defense, Avionics Usa, Llc |
| 1052-16A | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-207-5972 is a Nipple,hose, manufactured by Proponent, Inc. Dba Proponent, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-207-5972 has 2 manufacturer part numbers on file: 1052-16A (Proponent, Inc. Dba Proponent), 1052-16A (Dutch Valley Supply Co.).
Key specifications for 1052-16A: Nominal Overall Length: 3.410 INCHES IN; Connection Type: THREADED EXTERNAL TUBE SECOND END; Connection Type: THREADED INTERNAL TUBE FIRST END; Nominal Outside Diameter Tube Accommodated: 1.625 INCHES SECOND END IN. 16 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.