The Reducer,boss, cataloged under National Stock Number 4730-01-733-0791, 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 Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-733-0791 |
| Primary Part Number | W0603V |
| Item Name | Reducer,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS2472 NATIONAL STD SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | FLARED W/ GASKET SEAL (BOSS) OVERALL |
| Nominal Overall Length | 1.328 INCHES IN |
| Connection Type | THREADED EXTERNAL BOSS OVERALL |
| Style Designator | FLARED W/ CENTER WRENCHING FACILITY |
| Material Document and Classification | AMS-QQ-A-225/9 NATIONAL STD SINGLE MATERIAL RESPONSE OR AMS4124 NATIONAL STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.3750 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES SECOND END IN |
| Nominal Thread Size | 0.3750 INCHES SECOND END IN |
| Nominal Thread Size | 0.5625 INCHES FIRST END IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A OVERALL A |
| Thread Quantity Per Inch | 24 SECOND END |
| Thread Quantity Per Inch | 18 FIRST END |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| 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 |
|---|---|
| AS5174W0603V | Sae International Dba Sae International (USA) |
| W0603V PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS5174 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4730-01-733-0791 is a Reducer,boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-733-0791 has 2 manufacturer part numbers on file: AS5174W0603V (Sae International Dba Sae International), W0603V (Sae International Dba Sae International).
Key specifications for W0603V: Surface Treatment Document and Classification: AMS2472 NATIONAL STD SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED W/ GASKET SEAL (BOSS) OVERALL; Nominal Overall Length: 1.328 INCHES IN; Connection Type: THREADED EXTERNAL BOSS OVERALL. 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.