The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-01-385-9148, 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 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-385-9148 |
| Item Name | Adapter,straight,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES CENTER BULKHEAD |
| Flange Face Design | PLAIN CENTER BULKHEAD |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | BEADED (HOSE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Bolt Circle Nominal Diameter | 3.500 INCHES CENTER BULKHEAD IN |
| Nominal Inside Diameter Hose Accommodated | 2.500 INCHES SECOND END IN |
| Nominal Overall Length | 4.780 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Connection Type | FLANGE CENTER BULKHEAD |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.285 INCHES CENTER BULKHEAD IN |
| Nominal Thread Size | 2.000 INCHES FIRST END IN |
| Nominal Outside Diameter | 4.500 INCHES CENTER BULKHEAD IN |
| Bolt Hole Quantity | 4 CENTER BULKHEAD |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2017 OVERALL |
| Thread Series Designator | ANPT FIRST END |
| Nominal Thickness | 0.310 INCHES CENTER BULKHEAD IN |
| 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 |
|---|---|
| DAA2552D031-005 | 3/2 Design control — primary reference U.S. Government activity |
| DAA2552D031 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-385-9148 is a Adapter,straight,pipe to Hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-385-9210. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-385-9148: Flange Shape: ROUND WITH HOLES CENTER BULKHEAD; Flange Face Design: PLAIN CENTER BULKHEAD; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: BEADED (HOSE) SECOND END. 20 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.