The Tube Assembly,metal, cataloged under National Stock Number 4710-01-546-0800, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4710-01-546-0800 |
| Primary Part Number | 123187-1.50IN |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Design Form | PREBENT |
| Nominal Thread Size | 0.500 INCHES SINGLE END IN |
| Tube Outside Diameter | 0.312 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 20 SINGLE END |
| Thread Series Designator | UNF SINGLE 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 |
|---|---|
| 123187-1.50IN | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| S6435-SJ-MMM-010 PG 7-7 | D/9 Drawing number reference only U.S. Government activity |
| 123187-1.50IN | 3/2 Design control — primary reference U.S. Government activity |
| S6435-SJ-MMM-010 PG 7-7 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4710-01-546-0800 is a Tube Assembly,metal, manufactured by Naval Sea Systems Command, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-546-0800 has 1 manufacturer part number on file: 123187-1.50IN (Naval Sea Systems Command).
Key specifications for 123187-1.50IN: Design Form: PREBENT; Nominal Thread Size: 0.500 INCHES SINGLE END IN; Tube Outside Diameter: 0.312 INCHES NOMINAL IN; Special Features: PREBENT TUBE WITH TWO BENDS; COMPRESSION NUTS, THREADED ORIFICES, ONE ELBOW RESTRICTOR. 5 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.